DK495981A - Omslag for transparenter til overheadprojektorer og lignende projektionsapparater - Google Patents

Omslag for transparenter til overheadprojektorer og lignende projektionsapparater

Info

Publication number: DK495981A
Authority: DK; Denmark
Prior art keywords: transparents; cover; overhead projectors; similar projection; appliances
Prior art date: 1980-03-13

Application number

DK495981A

Other languages

English (en)

Other versions

DK151734B (da

DK151734C (da

Inventor

G W Gaardlund

Original Assignee

Minnesota Mining & Mfg

Priority date (The priority date 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 date listed.)

1980-03-13

Filing date

1981-11-10

Publication date

1981-11-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20340506&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK495981(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1981-11-10 Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg

1981-11-10 Publication of DK495981A publication Critical patent/DK495981A/da

1987-12-28 Publication of DK151734B publication Critical patent/DK151734B/da

1988-06-20 Application granted granted Critical

1988-06-20 Publication of DK151734C publication Critical patent/DK151734C/da

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S353/00—Optics: image projectors
- Y10S353/05—Transparency holder accessories

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Sheet Holders (AREA)
Overhead Projectors And Projection Screens (AREA)

DK495981A 1980-03-13 1981-11-10 Omslag for transparenter til overheadprojektorer og lignende projektionsapparater DK151734C (da)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
SE8001995A SE420775B (sv)	1980-03-13	1980-03-13	Omslag for bildark till arbetsprojektorer och liknande projektionsapparater
SE8001995		1980-03-13
PCT/US1981/000251 WO1981002639A1 (en)	1980-03-13	1981-02-25	An envelope for transparencies for overhead projectors and like projecting apparatuses
US8100251		1981-02-25

Publications (3)

Publication Number	Publication Date
DK495981A true DK495981A (da)	1981-11-10
DK151734B DK151734B (da)	1987-12-28
DK151734C DK151734C (da)	1988-06-20

Family

ID=20340506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK495981A DK151734C (da)	1980-03-13	1981-11-10	Omslag for transparenter til overheadprojektorer og lignende projektionsapparater

Country Status (11)

Country	Link
US (1)	US4402585A (da)
EP (1)	EP0047306B2 (da)
JP (1)	JPH0237567B2 (da)
AU (1)	AU543075B2 (da)
CA (1)	CA1153594A (da)
DE (1)	DE3163576D1 (da)
DK (1)	DK151734C (da)
FI (1)	FI70649C (da)
SE (1)	SE420775B (da)
WO (1)	WO1981002639A1 (da)
ZA (1)	ZA811648B (da)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3435205A1 (de) *	1984-09-26	1986-04-03	Demolux Gmbh & Co Kg, 6070 Langen	Projektionsvorlage fuer overheadprojektoren
US4732468A (en) *	1986-07-01	1988-03-22	Wright John S	Registry device for transparencies for overhead projector
DE3702877C1 (en) *	1987-01-31	1988-06-30	Pelikan Ag	Backing for slide films for overhead projectors
DK161221C (da) *	1988-11-14	1991-12-02	Oh Investments Ltd	Omslag til transparenter til brug i projektionsapparater med liggende baerebilledflade
US4988556A (en) *	1989-05-03	1991-01-29	Block Drug Co., Inc.	Pocket mount
KR100239869B1 (ko) *	1991-11-15	2000-01-15	스프레이그 로버트 월터	가요성이 증가된 슬라이드용 엔빌로프(envelope for transparency having increased flexibility)
US5237355A (en) *	1991-11-15	1993-08-17	Minnesota Mining And Manufacturing Company	Envelope for transparency having increased flexibility
US5266987A (en) *	1991-11-15	1993-11-30	Minnesota Mining And Manufacturing Company	Envelope for transparencies
US5371560A (en) *	1991-11-15	1994-12-06	Minnesota Mining And Manufacturing Company	Envelope for transparency
SE501326C2 (sv) *	1992-10-14	1995-01-16	Plastus Kreativ Ab	Förvarings- och visningsficka för overheadbilder
EP0595522A1 (en) *	1992-10-26	1994-05-04	Hewlett-Packard Company	Ink-jet film image stabilization and storage system
WO1994015254A1 (en) *	1992-12-18	1994-07-07	Minnesota Mining And Manufacturing Company	Improved hinge for transparency envelope
US5319400A (en) *	1993-01-06	1994-06-07	Minnesota Mining And Manufacturing Company	Light-blocking transparency assembly
US5486883A (en) *	1993-03-03	1996-01-23	Enbee Plastics, Inc.	Transparency protector
US5329324A (en) *	1993-03-03	1994-07-12	Enbee Plastics, Inc.	Transparency protector
US5335027A (en) *	1993-07-28	1994-08-02	Lin Fong Ing	Transparency folder
WO1996027819A1 (en) *	1995-03-07	1996-09-12	Baldursson Helgi E	Transparent envelope with foldable pocket flap for information display
US5722694A (en) *	1995-08-21	1998-03-03	Baldursson; Helgi E.	Transparent envelope with foldable pocket flap for information display
US5669689A (en) *	1995-10-10	1997-09-23	Labelon Corporation	Holder for transparencies
FR2745528B1 (fr) *	1996-03-04	1998-04-10	Ad Classement Sa	Dispositif protege-document et procede de fabrication d'un tel dispositif
GB9607272D0 (en) *	1996-04-09	1996-06-12	Crosfield Electronics Ltd	Improvements in mounting of film transparencies
WO1998006588A1 (en) *	1996-08-12	1998-02-19	Minnesota Mining And Manufacturing Company	Recording assembly for ink-jet printing and transparencies
US5763056A (en) *	1997-01-31	1998-06-09	Minnesota Mining And Manufacturing Company	Light blocking transparency assembly
WO1998055900A1 (en) *	1997-06-05	1998-12-10	Minnesota Mining And Manufacturing Company	Transparency for easy storage
TW365896U (en) *	1997-07-19	1999-08-01	Mu-Sheng Chen	Detachable folder for transparency
US6158776A (en) *	1997-11-29	2000-12-12	Purcocks; Dale Mcphee	Stationery file
US6139063A (en) *	1997-11-29	2000-10-31	Purcocks; Dale Mcphee	Stationery folder
US6022111A (en) *	1997-12-22	2000-02-08	3M Innovative Properties Company	Self-protected imageable presentation transparency assembly
AU6114898A (en) *	1998-02-25	1999-09-15	Minnesota Mining And Manufacturing Company	Protection device for transparencies for overhead projectors
US6314885B1 (en)	1999-03-04	2001-11-13	Iris Graphics, Inc.	Imposition proofing
SE515291C2 (sv) *	1999-11-26	2001-07-09	Plastus Kreativ Ab	Overheadficka samt förfarande och anordning vid framställning av en sådan overheadficka
US20060006638A1 (en) *	2004-07-07	2006-01-12	Chiu Alan C M	Fold oriented album page, and fabrication
US20070267861A1 (en) *	2006-05-05	2007-11-22	Ming Chiu Alan C	Integrated album page and product sheet

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US781222A (en) *	1904-06-18	1905-01-31	Albert P Morse	Display-mount.
US868758A (en) *	1906-05-21	1907-10-22	John A Bexell	Transparent-faced filing-card.
US1174914A (en) *	1915-08-26	1916-03-07	Henry J Vetter	Photographic-printing mask.
US1250074A (en) *	1916-01-25	1917-12-11	Frederick A Apfelbaum	Lantern-slide mat.
US2296272A (en) *	1940-11-06	1942-09-22	Sherbinin William N De	Film file
US2461536A (en) *	1944-11-23	1949-02-15	Emil N Farkas	Display device
US2538894A (en) *	1949-07-02	1951-01-23	Artifax Inc	Picture mount or portfolio
US2741572A (en) *	1952-10-15	1956-04-10	Lennartz Walter	Reinforcing and supporting means of plastic material for articles consisting of the same material
US3253358A (en) *	1963-07-17	1966-05-31	John S Wright	Visual teaching system
US3264936A (en) *	1964-06-17	1966-08-09	Tecnifax Corp	Overhead projection stage for transparencies
US3438703A (en) *	1966-11-28	1969-04-15	Carl W Winnemann	Transparency projection accessory
US3438702A (en) *	1966-11-28	1969-04-15	Winnemann Carl W	Transparency projecting accessory
US3536393A (en) *	1967-03-24	1970-10-27	Scott Paper Co	Transparency display apparatus
US3531193A (en) *	1967-08-11	1970-09-29	Robert B Diehl	Transparency holder for overhead projections
US3544211A (en) *	1968-04-22	1970-12-01	Panel Corp Q	Auxiliary stage for a visual projector
US3524703A (en) *	1968-07-29	1970-08-18	John S Wright	Transparency storage and display device for an overhead projector
US3537792A (en) *	1969-03-28	1970-11-03	Milprint Inc	Transparency projection system
US3600079A (en) *	1969-05-19	1971-08-17	Milton Bradley Co	Transparency holder and viewing device
US3649100A (en) *	1970-03-11	1972-03-14	Paul W Kirst	Slide projector polarizing slide unit
US3709590A (en) *	1970-09-14	1973-01-09	A Bisberg	Folder for overhead projector
US3857192A (en) *	1973-03-12	1974-12-31	Kleer Vu Ind Inc	Display device
US3913740A (en) *	1973-04-05	1975-10-21	Aaron M Bisberg	Folder for overhead projector and easel use
US3875693A (en) *	1973-04-09	1975-04-08	Joseph F Pelkey	Message bearing photo easel
US3980401A (en) *	1973-08-15	1976-09-14	Xerox Corporation	Microform information storage arrangement
US3869201A (en) *	1973-10-12	1975-03-04	Gordon Lysle	Photoplastic film microfiche including a protective cover
US4140565A (en) *	1975-04-07	1979-02-20	Ben Parker	Method for mounting photographs into albums

1980
- 1980-03-13 SE SE8001995A patent/SE420775B/sv not_active IP Right Cessation
1981
- 1981-02-25 DE DE8181900891T patent/DE3163576D1/de not_active Expired
- 1981-02-25 JP JP56501258A patent/JPH0237567B2/ja not_active Expired - Lifetime
- 1981-02-25 EP EP81900891A patent/EP0047306B2/en not_active Expired
- 1981-02-25 WO PCT/US1981/000251 patent/WO1981002639A1/en active IP Right Grant
- 1981-02-25 US US06/252,121 patent/US4402585A/en not_active Expired - Lifetime
- 1981-02-25 CA CA000371739A patent/CA1153594A/en not_active Expired
- 1981-02-25 AU AU70330/81A patent/AU543075B2/en not_active Expired
- 1981-03-12 ZA ZA00811648A patent/ZA811648B/xx unknown
- 1981-11-10 DK DK495981A patent/DK151734C/da not_active IP Right Cessation
- 1981-11-10 FI FI813538A patent/FI70649C/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI813538L (fi)	1981-11-10
EP0047306B1 (en)	1984-05-16
EP0047306A1 (en)	1982-03-17
EP0047306B2 (en)	1987-03-18
WO1981002639A1 (en)	1981-09-17
CA1153594A (en)	1983-09-13
JPS57500307A (da)	1982-02-18
DK151734B (da)	1987-12-28
AU7033081A (en)	1981-09-23
FI70649B (fi)	1986-06-06
SE8001995L (sv)	1981-09-14
AU543075B2 (en)	1985-03-28
SE420775B (sv)	1981-10-26
JPH0237567B2 (da)	1990-08-24
DK151734C (da)	1988-06-20
US4402585A (en)	1983-09-06
DE3163576D1 (en)	1984-06-20
ZA811648B (en)	1982-03-31
EP0047306A4 (en)	1982-07-13
FI70649C (fi)	1986-09-24

Publication	Publication Date	Title
DK151734C (da)	1988-06-20	Omslag for transparenter til overheadprojektorer og lignende projektionsapparater
DK376381A (da)	1982-04-07	Fremgangsmaade til mikroindkapsling
SE7805938L (sv)	1978-11-27	Omslagsfilm
AT381982B (de)	1986-12-29	Metall-metall-dichtung
DK157971C (da)	1990-08-13	Endelukke til poelseovertraek
BR8108921A (pt)	1982-11-30	Fecho
TR21271A (tr)	1984-03-15	Islah edilmis radyat@r
ATE20795T1 (de)	1986-08-15	Umhuellungsverschluss.
BR8101545A (pt)	1981-09-15	Aparelho de reproducao
NO803641L (no)	1982-06-03	Anordning ved prosjektil for utskytningsapparat for redningsline
SE8005475L (sv)	1982-01-31	Projektionsoptik
DK323081A (da)	1982-01-22	Kompenseret referencevaeske
TR21358A (tr)	1984-04-20	3-pikolin imaline mahsus usul
IT1139409B (it)	1986-09-24	Trasformatore
ATA359280A (de)	1982-05-15	Dia-schutzhuelle
DK161719C (da)	1992-01-13	Fremgangsmaade til elektroplettering
ATA635980A (de)	1983-09-15	Ortungsverfahren
NO813836L (no)	1981-11-12	Omslag for transparenter for overhead-lysbildeapparater og lignende projeksjonsapparater
AT373402B (de)	1984-01-25	Diaprojektor
JPS56138780A (en)	1981-10-29	Projector
BE890643A (nl)	1982-02-01	Sluitkap
JPS56121074A (en)	1981-09-22	Movie projector
KR840006255U (ko)	1984-11-30	가스 기구
KR840006252U (ko)	1984-11-30	가스 기구
JPS56121075A (en)	1981-09-22	Projector for planetarium

Legal Events

Date	Code	Title	Description
2001-03-19	PUP	Patent expired