Patent US3101656A successfully refreshed from Google Patents.
US3101656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic apparatus and product
Assignee: Polaroid Corp
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Filing: 1961-05-23
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Granted: 1963-08-27
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Expires: 1981-05-23
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Land
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:40
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
PHOTOGRAPHIC APPARATUS FOR EXPOSING AND PROCESSING SUCCESSIVE FRAMES OF A PHOTOSENSIVE SHEET, SAID APPARATUS COMPRISING, IN COMBINATION, A HOUSING; MEANS WITHIN SAID HOUSING FOR HOLDING SUPPLIES OF SAID PHOTOSENSITIVE SHEET AND A SECOND SHEET WHICH IS SUPERPOSED WITH SAID PHOTOSENSITIVE SHEET DURING PROCESSING OF THE LATTER; MEANS FOR PHOTOEXPOSING SAID PHOTOSENSITIVE SHEET; MEANS DEFINING AN OPENING IN SAID HOUSING THROUGH WHICH SAID PHOTOSENSITIVE AND SECOND SHEETS ARE MOVABLE IN SUPERPOSITION MEANS WITHIN SAID HOUSING FOR HOLDING A CONTAINER OF FLUID, SAID CONTAINER INCLUDING A SECTION THROUGH WHICH SAID PHOTOSENSITIVE AND SECOND SHEETS ARE THREADED AND HAVING A PASSAGE THROUGH WHICH SAID SHEETS EXTEND IN SUPERPOSITION; MEANS FOR GUIDING SAID PHOTOSENTIVE SHEET FROM ITS SUPPLY INTO EXPOSURE POSITION AND THENCE INTO SAID SECTION OF SAID CONTAINER; MEANS FOR GUIDING SAID SECOND SHEET FROM ITS SUPPLY INTO SAID SECTION OF SAID CONTAINER; MEANS WITHIN SAID HOUSING ADJACENT SAID OPENING FOR MOUNTING SAID SECTION OF SAID CONTAINER ACROSS SAID OPENING WITH SAID PASSAGE IN ALIGMENT WITH SAID OPENING; MEANS FOR ENGAGING PORTIONS OF SAID SECTION OF SAID CONTAINER DEFINING OPPOSITE SIDES OF SAID PASSAGE AND MOV-
Claim 2
Dependent Claim
183 words
PHOTOGRAPHIC APPARATUS FOR EXPOSING AND PROCESSING SUCCESSIVE FRAMES OF A PHOTOSENSIVE SHEET, SAID APPARATUS COMPRISING, IN COMBINATION, A HOUSING; MEANS WITHIN SAID HOUSING FOR HOLDING SUPPLIES OF SAID PHOTOSENSITIVE SHEET AND A SECOND SHEET WHICH IS SUPERPOSED WITH SAID PHOTOSENSITIVE SHEET DURING PROCESSING OF THE LATTER; MEANS FOR PHOTOEXPOSING SAID PHOTOSENSITIVE SHEET; MEANS DEFINING AN OPENING IN SAID HOUSING THROUGH WHICH SAID PHOTOSENSITIVE AND SECOND SHEETS ARE MOVABLE IN SUPERPOSITION MEANS WITHIN SAID HOUSING FOR HOLDING A CONTAINER OF FLUID, SAID CONTAINER INCLUDING A SECTION THROUGH WHICH SAID PHOTOSENSITIVE AND SECOND SHEETS ARE THREADED AND HAVING A PASSAGE THROUGH WHICH SAID SHEETS EXTEND IN SUPERPOSITION; MEANS FOR GUIDING SAID PHOTOSENTIVE SHEET FROM ITS SUPPLY INTO EXPOSURE POSITION AND THENCE INTO SAID SECTION OF SAID CONTAINER; MEANS FOR GUIDING SAID SECOND SHEET FROM ITS SUPPLY INTO SAID SECTION OF SAID CONTAINER; MEANS WITHIN SAID HOUSING ADJACENT SAID OPENING FOR MOUNTING SAID SECTION OF SAID CONTAINER ACROSS SAID OPENING WITH SAID PASSAGE IN ALIGMENT WITH SAID OPENING; MEANS FOR ENGAGING PORTIONS OF SAID SECTION OF SAID CONTAINER DEFINING OPPOSITE SIDES OF SAID PASSAGE AND MOV-
References Cited (Backward Citations)
US2558858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |