US3103864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic film holder
Assignee: Polaroid Corp
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Filing: 1962-08-24
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Granted: 1963-09-17
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Expires: 1982-08-24
Abstract
No abstract record available.
Inventors
- 👤 Herman E Erikson
- 👤 Herbert J Frede
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:59
CPC Classifications
G; G03; G03B; G03B42/00; G03B42/02; G03B42/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
APPARATUS FOR HOLDING AND POSITIONING DURING EXPOSURE A PHOTOGRAPHIC FILM ASSEMBLY OF THE SHELF-DEVELOPING TYPE HAVING A PLURALITY OF HINGEDLY ATTACHED SHEETS AT LEAST ONE FIRST SHEET OF WHICH INCLUDES A PHOTOSENSITIVE PORTION ON ONE SURFACE THEREOF AND HAVING AT LEAST ONE SECOND SHEET NORMALLY ARRANGED IN SUPERPOSED RELATION TO SAID PHOTOSENSITIVE PORTION, SAID APPARATUS COMPRISING, IN COMBINATION, A FRAME HAVING SIDE AND END MEMBERS DEFINING AN OPENING THEREBETWEEN, A BACK PLATE MEMBER HINGEDLY ATTACHED TO SAID FRAME AND MOVABLE INTO A CONTACTING POSITION WITH ONE SIDE OF SAID FRAME WITH SAID FIRST SHEET BETWEEN SAID BACK PLATE AND SAID FRAME, MEANS FOR RELEASABLY SECURING SAID BACK PLATE MEMBER IN SAID CONTACTING POSITION, COVER MEANS MOVABLE BETWEEN COVERING AND UNCOVERING POSITIONS WITH RESPECT TO SAID OPENING, AND
Claim 2
Dependent Claim
127 words
APPARATUS FOR HOLDING AND POSITIONING DURING EXPOSURE A PHOTOGRAPHIC FILM ASSEMBLY OF THE SHELF-DEVELOPING TYPE HAVING A PLURALITY OF HINGEDLY ATTACHED SHEETS AT LEAST ONE FIRST SHEET OF WHICH INCLUDES A PHOTOSENSITIVE PORTION ON ONE SURFACE THEREOF AND HAVING AT LEAST ONE SECOND SHEET NORMALLY ARRANGED IN SUPERPOSED RELATION TO SAID PHOTOSENSITIVE PORTION, SAID APPARATUS COMPRISING, IN COMBINATION, A FRAME HAVING SIDE AND END MEMBERS DEFINING AN OPENING THEREBETWEEN, A BACK PLATE MEMBER HINGEDLY ATTACHED TO SAID FRAME AND MOVABLE INTO A CONTACTING POSITION WITH ONE SIDE OF SAID FRAME WITH SAID FIRST SHEET BETWEEN SAID BACK PLATE AND SAID FRAME, MEANS FOR RELEASABLY SECURING SAID BACK PLATE MEMBER IN SAID CONTACTING POSITION, COVER MEANS MOVABLE BETWEEN COVERING AND UNCOVERING POSITIONS WITH RESPECT TO SAID OPENING, AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |