KR100278546B1 - 반도체 레이저 장치 - Google Patents
반도체 레이저 장치 Download PDFInfo
- Publication number
- KR100278546B1 KR100278546B1 KR1019980041206A KR19980041206A KR100278546B1 KR 100278546 B1 KR100278546 B1 KR 100278546B1 KR 1019980041206 A KR1019980041206 A KR 1019980041206A KR 19980041206 A KR19980041206 A KR 19980041206A KR 100278546 B1 KR100278546 B1 KR 100278546B1
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- active layer
- optical waveguide
- diffraction grating
- current block
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 40
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 claims abstract description 46
- 230000010355 oscillation Effects 0.000 claims abstract description 44
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims abstract description 27
- 230000003287 optical effect Effects 0.000 claims description 61
- 239000000203 mixture Substances 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 14
- 238000005253 cladding Methods 0.000 abstract description 24
- 238000002347 injection Methods 0.000 abstract description 22
- 239000007924 injection Substances 0.000 abstract description 22
- 239000000758 substrate Substances 0.000 abstract description 22
- 230000000737 periodic effect Effects 0.000 abstract description 15
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 abstract description 8
- 239000013078 crystal Substances 0.000 description 18
- 230000007547 defect Effects 0.000 description 11
- 239000000969 carrier Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 7
- 230000004888 barrier function Effects 0.000 description 5
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 230000035755 proliferation Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- -1 InGaAs Chemical compound 0.000 description 1
- 240000002329 Inga feuillei Species 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
- H01S5/2205—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure comprising special burying or current confinement layers
- H01S5/2206—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure comprising special burying or current confinement layers based on III-V materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
- H01S5/042—Electrical excitation ; Circuits therefor
- H01S5/0421—Electrical excitation ; Circuits therefor characterised by the semiconducting contacting layers
- H01S5/0422—Electrical excitation ; Circuits therefor characterised by the semiconducting contacting layers with n- and p-contacts on the same side of the active layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-section lasers
- H01S5/06255—Controlling the frequency of the radiation
- H01S5/06258—Controlling the frequency of the radiation with DFB-structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/11—Comprising a photonic bandgap structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/1237—Lateral grating, i.e. grating only adjacent ridge or mesa
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
- H01S5/223—Buried stripe structure
- H01S5/2231—Buried stripe structure with inner confining structure only between the active layer and the upper electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/34313—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer having only As as V-compound, e.g. AlGaAs, InGaAs
- H01S5/3432—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer having only As as V-compound, e.g. AlGaAs, InGaAs the whole junction comprising only (AI)GaAs
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geometry (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (5)
- 활성층;상기 활성층의 양면 상에 각각 형성되며, 상기 활성층의 밴드갭 보다 넓은 밴드갭을 갖는 한쌍의 클래드층; 및상기 한쌍의 클래드층 중 하나 내에 매설되는 띠형 창을 갖는 전류 블록층을 구비하며,상기 전류 블록층의 계면상에 또는 상기 계면과 띠형 창을 제외한 활성층 간에 발진 파장을 제어하는 회절 격자가 형성되어 있는 것을 특징으로 하는 자기 정합형 반도체 레이저 장치.
- 활성층;상기 활성층의 일면 상에만 형성되거나 또는 양면 상에 각각 형성되며, 상기 활성층의 밴드갭 보다 넓은 밴드갭을 갖는 광도파층;상기 활성층과 상기 광도파층을 개재시켜 끼우도록 형성되며, 상기 광도파층의 밴드갭 보다 넓은 밴드갭을 갖는 한쌍의 클래드층; 및상기 한쌍의 클래드층들 중 적어도 하나 내에 매설되는 띠형 창을 갖는 전류 블록층을 구비하며,상기 전류 블록층의 계면상에 또는 상기 계면과 띠형 창을 제외한 활성층 간에 발진 파장을 제어하는 회절 격자가 형성되어 있는 것을 특징으로 하는 자기 정합형 반도체 레이저 장치.
- 활성층;상기 활성층의 양면 상에 각각 형성되며, 상기 활성층의 밴드갭 보다 넓은 밴드갭을 갖는 한쌍의 광도파층;상기 활성층과 상기 광도파층을 개재시켜 끼우도록 형성되며, 상기 광도파층의 밴드갭 보다 넓은 밴드갭을 갖는 한쌍의 클래드층;상기 활성층과 상기 광도파층간에 각각 형성되며, 상기 활성층 및 상기 광도파층의 밴드갭 보다 넓은 밴드갭을 갖는 캐리어 블록층; 및상기 한쌍의 광도파층들 중 적어도 하나 내에 매설되는 띠형 창을 갖는 전류 블록층을 구비하며,상기 전류 블록층의 계면상에 또는 상기 계면과 띠형 창을 제외한 활성층 간에 발진 파장을 제어하는 회절 격자가 형성되어 있는 것을 특징으로 하는 자기 정합형 반도체 레이저 장치.
- 제2항에 있어서, 상기 광도파층을 형성하기 위한 반도체 재료는 GaAs , 0.3이하의 Al 조성을 갖는 AlGaAs, InGaP 또는 InGaAsP인 것을 특징으로 하는 자기 정합형 반도체 레이저 장치.
- 제3항에 있어서, 상기 광도파층을 형성하기 위한 반도체 재료는 GaAs , 0.3이하의 Al 조성을 갖는 AlGaAs, InGaP 또는 InGaAsP인 것을 특징으로 하는 자기 정합형 반도체 레이저 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP266830 | 1997-09-30 | ||
JP26683097 | 1997-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990030318A KR19990030318A (ko) | 1999-04-26 |
KR100278546B1 true KR100278546B1 (ko) | 2001-02-01 |
Family
ID=17436252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980041206A KR100278546B1 (ko) | 1997-09-30 | 1998-09-30 | 반도체 레이저 장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6285699B1 (ko) |
EP (1) | EP0905837B1 (ko) |
KR (1) | KR100278546B1 (ko) |
CA (1) | CA2249053A1 (ko) |
DE (1) | DE69815461T2 (ko) |
SG (1) | SG75137A1 (ko) |
TW (1) | TW388144B (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2327893A1 (en) * | 1999-12-10 | 2001-06-10 | The Furukawa Electric Co., Ltd. | Semiconductor laser device |
US7050472B2 (en) | 2000-03-01 | 2006-05-23 | Matsushita Electric Industrial Co., Ltd. | Semiconductor laser device and method for manufacturing the same |
CN1204662C (zh) * | 2000-12-15 | 2005-06-01 | 古河电气工业株式会社 | 半导体激光器模块及其制造方法和光放大器 |
EP1215782A3 (en) * | 2000-12-15 | 2004-01-07 | The Furukawa Electric Co., Ltd. | An integrated laser beam synthesizing module for use in a semiconductor laser module and an optical amplifier |
JP2002252420A (ja) * | 2000-12-15 | 2002-09-06 | Furukawa Electric Co Ltd:The | 半導体レーザ素子、半導体レーザモジュールおよびその製造方法ならびに光ファイバ増幅器 |
CA2365952A1 (en) * | 2000-12-15 | 2002-06-15 | Takeshi Aikiyo | Semiconductor laser device for use in a semiconductor laser module and optical amplifier |
CA2477610C (en) * | 2002-02-27 | 2010-12-07 | National Institute Of Advanced Industrial Science And Technology | Quantum nano-structure semiconductor laser and quantum nano-structure array |
CN116613628B (zh) * | 2023-07-20 | 2023-11-10 | 苏州长光华芯光电技术股份有限公司 | 具有侧壁光栅结构的边发射半导体发光结构及其制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6066484A (ja) | 1983-09-22 | 1985-04-16 | Toshiba Corp | 半導体レ−ザ装置及びその製造方法 |
JPS61216383A (ja) | 1985-03-20 | 1986-09-26 | Nec Corp | 分布帰還型半導体レ−ザ |
JPS6273690A (ja) | 1985-09-26 | 1987-04-04 | Sharp Corp | 半導体レ−ザ−素子 |
JP2513186B2 (ja) | 1986-07-28 | 1996-07-03 | ソニー株式会社 | 分布帰還型半導体レ―ザの製造方法 |
DE3783226T2 (de) | 1986-12-26 | 1993-04-29 | Matsushita Electric Ind Co Ltd | Verfahren zur herstellung einer halbleitervorrichtung. |
JP2558768B2 (ja) * | 1987-12-29 | 1996-11-27 | シャープ株式会社 | 半導体レーザ装置 |
JPH0719931B2 (ja) | 1989-04-06 | 1995-03-06 | 三菱電機株式会社 | 半導体レーザ装置およびその製造方法 |
JPH03238886A (ja) * | 1990-02-15 | 1991-10-24 | Mitsubishi Electric Corp | 半導体レーザ装置およびその製造方法 |
US5297158A (en) * | 1991-04-22 | 1994-03-22 | Matsushita Electric Industrial Co., Ltd. | Semiconductor laser device including a gallium-aluminum arsenic compound |
-
1998
- 1998-09-29 TW TW087116189A patent/TW388144B/zh not_active IP Right Cessation
- 1998-09-29 CA CA002249053A patent/CA2249053A1/en not_active Abandoned
- 1998-09-30 SG SG1998003938A patent/SG75137A1/en unknown
- 1998-09-30 DE DE69815461T patent/DE69815461T2/de not_active Expired - Lifetime
- 1998-09-30 EP EP98307965A patent/EP0905837B1/en not_active Expired - Lifetime
- 1998-09-30 US US09/163,395 patent/US6285699B1/en not_active Expired - Lifetime
- 1998-09-30 KR KR1019980041206A patent/KR100278546B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW388144B (en) | 2000-04-21 |
EP0905837A3 (en) | 2000-09-27 |
SG75137A1 (en) | 2000-09-19 |
EP0905837A2 (en) | 1999-03-31 |
KR19990030318A (ko) | 1999-04-26 |
DE69815461D1 (de) | 2003-07-17 |
EP0905837B1 (en) | 2003-06-11 |
CA2249053A1 (en) | 1999-03-30 |
US6285699B1 (en) | 2001-09-04 |
DE69815461T2 (de) | 2004-05-06 |
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