Patent US3080805A successfully refreshed from Google Patents.
US3080805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic apparatus
Assignee: Polaroid Corp
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Filing: 1961-05-26
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Granted: 1963-03-12
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Expires: 1981-05-26
Abstract
No abstract record available.
Inventors
- 👤 Joel A Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:44
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/48; G03B17/50; G03B17/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
PHOTOGRAPHIC APPARATUS FOR PROCESSING A PHOTOGRAPHIC FILM UNIT INCLUDING A LEADING END SECTION AND AN ELONGATED LEADER WHICH IS NARROWER THAN SAID LEADING END SECTION AND IS ATTACHED THERETO AT A LOCATION THEREON SPACED FROM THE LEADING EDGE OF SAID LEADING END SECTION TOWARD THE OPPOSITE END OF SAID FILM UNIT, SAID APPARATUS COMPRISING, IN COMBINATION, A HOUSING FOR ENCLOSING SAID FILM UNIT; A PAIR OF JUXTAPOSED PRESSURE-APPLYING MEMBERS MOUNTED WITHIN SAID HOUSING FOR APPLYING COMPRESSIVE PRESSURE TO SAID FILM UNIT DURING MOVEMENT THEREOF BETWEEN SAID MEMBERS, SAID PRESSURE-APPLYING MEMBERS INCLUDING PORTIONS PROVIDING A CONVERGENT PASSAGE BETWEEN SAID MEMBERS; GUIDE MEANS WITHIN SAID HOUSING FOR GUIDING SAID LEADING END SECTION INTO SAID CONVERGENT PASSAGE BETWEEN SAID PRESSURE-APPLYING MEMBERS, SAID GUIDE MEANS PROVIDING A PASSAGE HAVING A WIDTH SUFFICIENT TO ADMIT SAID LEADER AND INSUFFICIENT TO ADMIT SAID LEADING END SECTION FOR GUIDING SAID LEADER AROUND SAID PRESSUREAPPLYING MEMBERS; AND PORTIONS OF SAID HOUSING DEFINING AT LEAST AN OPENING IN SAID HOUSING ADJACENT SAID PRESSURE-APPLYING MEMBERS ON THE SIDE THEREOF OPPOSITE SAID GUIDE MEANS FOR ALLOWING WITHDRAWAL MOVEMENT OF SAID FILM UNIT FROM SAID HOUSING.
Claim 2
Dependent Claim
184 words
PHOTOGRAPHIC APPARATUS FOR PROCESSING A PHOTOGRAPHIC FILM UNIT INCLUDING A LEADING END SECTION AND AN ELONGATED LEADER WHICH IS NARROWER THAN SAID LEADING END SECTION AND IS ATTACHED THERETO AT A LOCATION THEREON SPACED FROM THE LEADING EDGE OF SAID LEADING END SECTION TOWARD THE OPPOSITE END OF SAID FILM UNIT, SAID APPARATUS COMPRISING, IN COMBINATION, A HOUSING FOR ENCLOSING SAID FILM UNIT; A PAIR OF JUXTAPOSED PRESSURE-APPLYING MEMBERS MOUNTED WITHIN SAID HOUSING FOR APPLYING COMPRESSIVE PRESSURE TO SAID FILM UNIT DURING MOVEMENT THEREOF BETWEEN SAID MEMBERS, SAID PRESSURE-APPLYING MEMBERS INCLUDING PORTIONS PROVIDING A CONVERGENT PASSAGE BETWEEN SAID MEMBERS; GUIDE MEANS WITHIN SAID HOUSING FOR GUIDING SAID LEADING END SECTION INTO SAID CONVERGENT PASSAGE BETWEEN SAID PRESSURE-APPLYING MEMBERS, SAID GUIDE MEANS PROVIDING A PASSAGE HAVING A WIDTH SUFFICIENT TO ADMIT SAID LEADER AND INSUFFICIENT TO ADMIT SAID LEADING END SECTION FOR GUIDING SAID LEADER AROUND SAID PRESSUREAPPLYING MEMBERS; AND PORTIONS OF SAID HOUSING DEFINING AT LEAST AN OPENING IN SAID HOUSING ADJACENT SAID PRESSURE-APPLYING MEMBERS ON THE SIDE THEREOF OPPOSITE SAID GUIDE MEANS FOR ALLOWING WITHDRAWAL MOVEMENT OF SAID FILM UNIT FROM SAID HOUSING.
References Cited (Backward Citations)
US3002437A
Cited
US3009405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |