KR102335331B1 - 연료 개질 시스템 및 냉각수 공급 제어 방법 - Google Patents
연료 개질 시스템 및 냉각수 공급 제어 방법 Download PDFInfo
- Publication number
- KR102335331B1 KR102335331B1 KR1020170049811A KR20170049811A KR102335331B1 KR 102335331 B1 KR102335331 B1 KR 102335331B1 KR 1020170049811 A KR1020170049811 A KR 1020170049811A KR 20170049811 A KR20170049811 A KR 20170049811A KR 102335331 B1 KR102335331 B1 KR 102335331B1
- Authority
- KR
- South Korea
- Prior art keywords
- engine
- coolant
- exhaust gas
- fuel
- fuel reformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/33—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage controlling the temperature of the recirculated gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
- F02M31/20—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
- F02B43/10—Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/10—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/02—EGR systems specially adapted for supercharged engines
- F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/23—Layout, e.g. schematics
- F02M26/28—Layout, e.g. schematics with liquid-cooled heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/36—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for adding fluids other than exhaust gas to the recirculation passage; with reformers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/02—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/30—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a fuel reformer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/36—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an exhaust flap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2060/00—Cooling circuits using auxiliaries
- F01P2060/16—Outlet manifold
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/45—Sensors specially adapted for EGR systems
- F02M26/46—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition
- F02M26/47—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition the characteristics being temperatures, pressures or flow rates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 냉각수 공급 제어 방법을 나타내는 순서도이다.
7: 터빈 8: 인터쿨러
9: 스로틀밸브 10: 엔진
12: 냉각수 온도 제어부 15: 배기라인
16: 냉각수 유로 17: EGR 라인
18: 라디에이터 20: 연료 개질기
26: 냉각수 입구 27: 냉각수 공급 제어밸브
28: 냉각수 출구 29: 온도 센서
30: 촉매 32: 배기압 제어밸브
40: EGR 쿨러 50: EGR 밸브
Claims (10)
- 개질가스를 연소시켜서 기계적인 동력을 발생시키는 엔진;
상기 엔진과 연결되며 상기 엔진으로 개질가스 및 공기를 공급하는 흡기라인;
상기 엔진과 연결되며 상기 엔진에서 배출되는 배기가스를 유통시키는 배기라인;
상기 배기라인으로부터 분기되는 배기가스 재순환(EGR) 라인에 구비되며, 상기 배기가스를 연료와 혼합시키고, 상기 배기가스에 혼합된 연료를 개질시키는 연료 개질기;
상기 엔진에 구비되어 상기 엔진을 냉각시키는 냉각수의 온도를 제어하는 냉각수 온도 제어부(WTC);
상기 엔진에서 발생한 열의 일부를 냉각수를 통해서 대기 속으로 방출하는 라디에이터;
상기 연료 개질기 전단의 상기 EGR 라인에 구비되며, 상기 연료 개질기 전단의 배기가스 온도를 측정하는 온도 센서;
상기 엔진 출구, 상기 연료 개질기, 상기 라디에이터, 및 상기 엔진 입구를 순차적으로 연결하도록 구비되는 냉각수 유로; 및
엔진 운전 조건 및 배기가스 온도에 따라 상기 연료 개질기 내부로 냉각수가 유입 또는 차단되도록 작동하는 냉각수 공급 제어밸브를 포함하고,
상기 냉각수 온도 제어부는 상기 엔진 출구측에 구비되고,
상기 연료 개질기는 내부로 냉각수가 유입 및 유출되는 냉각수 입구 및 냉각수 출구를 포함하며,
상기 냉각수 입구에는 상기 엔진 운전 조건 및 배기가스 온도에 따라 개방 또는 폐쇄되도록 작동하는 냉각수 공급 제어밸브가 구비되는 연료 개질 시스템. - 삭제
- 삭제
- 제 1 항에서,
상기 흡기라인에 연결 설치되고 상기 개질가스 및 공기를 압축시켜 상기 엔진으로 공급하는 압축기; 및
상기 배기라인에 연결 설치되어 상기 배기가스에 의하여 회전되어 동력을 발생시키는 터빈을 더 포함하는 연료 개질 시스템. - 제 1 항에서,
상기 EGR 라인에는,
개질가스를 냉각시키는 EGR 쿨러, 및
상기 EGR 쿨러 후단에 구비되어 상기 개질가스의 유량을 조절하는 EGR 밸브가 설치되는 연료 개질 시스템. - 제 5 항에서,
상기 연료 개질기는 상기 EGR 라인의 상기 EGR 쿨러 전방에 설치되는 연료 개질 시스템. - 제 1 항에서,
상기 엔진의 운전 조건은 엔진의 분당 회전수(RPM) 및 엔진 부하(torque)인 연료 개질 시스템. - 삭제
- 삭제
- 삭제
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170049811A KR102335331B1 (ko) | 2017-04-18 | 2017-04-18 | 연료 개질 시스템 및 냉각수 공급 제어 방법 |
US15/783,726 US10371104B2 (en) | 2017-04-18 | 2017-10-13 | Fuel reforming system and control method of coolant supply |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170049811A KR102335331B1 (ko) | 2017-04-18 | 2017-04-18 | 연료 개질 시스템 및 냉각수 공급 제어 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20180116909A KR20180116909A (ko) | 2018-10-26 |
KR102335331B1 true KR102335331B1 (ko) | 2021-12-03 |
Family
ID=63791705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020170049811A Active KR102335331B1 (ko) | 2017-04-18 | 2017-04-18 | 연료 개질 시스템 및 냉각수 공급 제어 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10371104B2 (ko) |
KR (1) | KR102335331B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102681919B1 (ko) * | 2018-07-11 | 2024-07-04 | 현대자동차 주식회사 | 연료 개질 시스템 및 연료 개질기 온도 제어 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001012289A (ja) * | 1999-06-29 | 2001-01-16 | Nissan Diesel Motor Co Ltd | 予混合圧縮自着火機関 |
JP2008121584A (ja) * | 2006-11-13 | 2008-05-29 | Toyota Motor Corp | 内燃機関の排気制御装置 |
JP2012246791A (ja) * | 2011-05-25 | 2012-12-13 | Toyota Motor Corp | 内燃機関の排気再循環システム |
JP2014088779A (ja) * | 2012-10-29 | 2014-05-15 | Daihatsu Motor Co Ltd | 内燃機関の制御装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6732942B1 (en) * | 2002-11-19 | 2004-05-11 | Delphi Technologies, Inc. | Heating, venting, and air conditioning system for providing supplemental heat in a vehicle |
JP2006037745A (ja) * | 2004-07-22 | 2006-02-09 | Toyota Motor Corp | 内燃機関 |
US7771675B2 (en) * | 2006-02-06 | 2010-08-10 | Nissan Motor Co., Ltd. | Fuel supply device for internal combustion and control method therefor |
JP4449956B2 (ja) * | 2006-08-04 | 2010-04-14 | トヨタ自動車株式会社 | 内燃機関 |
JP4274279B2 (ja) * | 2007-11-02 | 2009-06-03 | トヨタ自動車株式会社 | 内燃機関 |
JP2009196530A (ja) | 2008-02-22 | 2009-09-03 | Toyota Motor Corp | 燃料改質装置 |
JP5018550B2 (ja) * | 2008-02-27 | 2012-09-05 | トヨタ自動車株式会社 | 燃料改質装置 |
JP5331026B2 (ja) * | 2010-02-18 | 2013-10-30 | トヨタ自動車株式会社 | 排熱回収装置 |
JP5764984B2 (ja) * | 2011-03-09 | 2015-08-19 | 日産自動車株式会社 | 内燃機関システム |
JP2012237217A (ja) * | 2011-05-11 | 2012-12-06 | Denso Corp | 内燃機関の燃料改質制御装置 |
JP2013029039A (ja) | 2011-07-27 | 2013-02-07 | Denso Corp | 燃料供給システム |
EP2778382A4 (en) | 2011-09-14 | 2015-09-09 | Hino Motors Ltd | FUEL REFORMER AND EXHAUST PURIFYING DEVICE USING THE REFORMER |
JP2014240636A (ja) * | 2013-06-12 | 2014-12-25 | 日産自動車株式会社 | 内燃機関 |
JP6217269B2 (ja) * | 2013-09-13 | 2017-10-25 | 株式会社デンソー | 内燃機関の燃料改質装置 |
JP2015086778A (ja) * | 2013-10-30 | 2015-05-07 | いすゞ自動車株式会社 | エンジン冷却システム |
JP2016130186A (ja) * | 2015-01-13 | 2016-07-21 | 株式会社デンソー | 燃料改質装置 |
KR102413070B1 (ko) * | 2015-11-05 | 2022-06-24 | 현대두산인프라코어 주식회사 | 환원제 분사 모듈의 냉각 장치 및 이를 갖는 엔진 냉각 시스템 |
-
2017
- 2017-04-18 KR KR1020170049811A patent/KR102335331B1/ko active Active
- 2017-10-13 US US15/783,726 patent/US10371104B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001012289A (ja) * | 1999-06-29 | 2001-01-16 | Nissan Diesel Motor Co Ltd | 予混合圧縮自着火機関 |
JP2008121584A (ja) * | 2006-11-13 | 2008-05-29 | Toyota Motor Corp | 内燃機関の排気制御装置 |
JP2012246791A (ja) * | 2011-05-25 | 2012-12-13 | Toyota Motor Corp | 内燃機関の排気再循環システム |
JP2014088779A (ja) * | 2012-10-29 | 2014-05-15 | Daihatsu Motor Co Ltd | 内燃機関の制御装置 |
Also Published As
Publication number | Publication date |
---|---|
US10371104B2 (en) | 2019-08-06 |
US20180298854A1 (en) | 2018-10-18 |
KR20180116909A (ko) | 2018-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10302048B2 (en) | Methods and systems for controlling air flow paths in an engine | |
CN107420234B (zh) | 用于控制发动机中的空气流动路径的方法和系统 | |
JP5962534B2 (ja) | インタークーラの温度制御装置 | |
EP2216537B1 (en) | Internal combustion engine | |
US9863315B2 (en) | Gas turbine and operation method of gas turbine | |
WO2016178302A1 (ja) | 内燃機関の低水温冷却装置 | |
US7461640B1 (en) | Cooling system with boiling prevention | |
CN102588081A (zh) | 增压内燃发动机和用于运行所述类型的内燃发动机的方法 | |
WO2006077708A1 (ja) | Egr装置 | |
KR102322256B1 (ko) | 연료 개질 시스템 | |
KR20180054269A (ko) | 개질 시스템 및 온도센서를 이용한 개질기 작동 방법 | |
KR20110119055A (ko) | 브라운 가스를 이용하는 엔진 유닛 | |
CN106837487B (zh) | 内燃发动机和用于优化内燃发动机的排气后处理的方法 | |
KR20180068194A (ko) | 연료 개질 시스템 및 연료 개질기 내 배기가스 재순환 가스 유량 제어 방법 | |
KR20160072698A (ko) | 엔진 시스템의 제어 장치 및 방법 | |
KR20190130093A (ko) | 연료 개질기의 연료 분사 제어 방법 및 연료 개질 시스템 | |
US10514006B1 (en) | Fuel reforming system and method for controlling temperature of a fuel reformer | |
KR102335331B1 (ko) | 연료 개질 시스템 및 냉각수 공급 제어 방법 | |
SE529413C2 (sv) | Arrangemang och förfarande för återcirkulation av avgaser hos en förbränningsmotor | |
US20150176537A1 (en) | Exhaust gas recovery apparatus of egr cooler for vehicle | |
KR102429015B1 (ko) | 연료 개질 시스템 및 배기가스 공급 제어 방법 | |
CN110998082B (zh) | 发动机系统 | |
JP4525564B2 (ja) | 内燃機関 | |
KR102417374B1 (ko) | 개질 시스템 및 수소센서를 이용한 개질기 작동 방법 | |
KR20180068167A (ko) | 슈퍼 챠저를 이용한 연료 개질 시스템 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20170418 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20200330 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20170418 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20210210 Patent event code: PE09021S01D |
|
AMND | Amendment | ||
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 20210810 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20210210 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
AMND | Amendment | ||
PX0901 | Re-examination |
Patent event code: PX09011S01I Patent event date: 20210810 Comment text: Decision to Refuse Application Patent event code: PX09012R01I Patent event date: 20210405 Comment text: Amendment to Specification, etc. |
|
PX0701 | Decision of registration after re-examination |
Patent event date: 20211012 Comment text: Decision to Grant Registration Patent event code: PX07013S01D Patent event date: 20210909 Comment text: Amendment to Specification, etc. Patent event code: PX07012R01I Patent event date: 20210810 Comment text: Decision to Refuse Application Patent event code: PX07011S01I Patent event date: 20210405 Comment text: Amendment to Specification, etc. Patent event code: PX07012R01I |
|
X701 | Decision to grant (after re-examination) | ||
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20211201 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20211201 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20241125 Start annual number: 4 End annual number: 4 |