Patent US5263260A successfully refreshed from Google Patents.
Patent US3344730A successfully refreshed from Google Patents.
US3344730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic processing apparatus
Assignee: Polaroid Corp
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Filing: 1965-07-12
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Granted: 1967-10-03
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Expires: 1985-07-12
Abstract
No abstract record available.
Inventors
- 👤 Philip D Bartlett
- 👤 Herman E Erikson
- 👤 Joseph F Sadlow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:41
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/001; G03D13/003; G03D9/00; G03D9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
PROCESSING APPARATUS FOR A SELF-DEVELOPING FILM UNIT HELD IN A CASSETTE AND ADAPTED TO BE WITHDRAWN FROM A LEADING EDGE THEREOF, SAID APPARATUS COMPRISING, IN COMBINATION: (A) A PAIR OF JUXTAPOSED, ROTATABLY MOUNTED PRESSURE ROLLS; (B) A MOVABLE MEMBER; (C) MOUNTING MEANS CONSTRAINING SAID MEMBER FOR MOVEMENT TOWARD AND AWAY FROM SAID ROLLS; (D) POSITIONING MEANS FOR HOLDING SAID CASSETTE ON SAID MEMBER WITH SAID LEADING EDGE DIRECTED TOWARD SAID ROLLS; (E) MECHANICALLY WOUND MOTOR MEANS; AND (F) MEANS CONNECTEING SAID MOVABLE MEMBER TO SAID MOTOR MEANS TO TRANSMIT MOVEMENT OF SAID MEMBER TOWARD SAID ROLLS TO SAID MOTOR MEANS TO EFFECT WINDING MOVEMENT THEREOF.
Claim 2
Dependent Claim
105 words
PROCESSING APPARATUS FOR A SELF-DEVELOPING FILM UNIT HELD IN A CASSETTE AND ADAPTED TO BE WITHDRAWN FROM A LEADING EDGE THEREOF, SAID APPARATUS COMPRISING, IN COMBINATION: (A) A PAIR OF JUXTAPOSED, ROTATABLY MOUNTED PRESSURE ROLLS; (B) A MOVABLE MEMBER; (C) MOUNTING MEANS CONSTRAINING SAID MEMBER FOR MOVEMENT TOWARD AND AWAY FROM SAID ROLLS; (D) POSITIONING MEANS FOR HOLDING SAID CASSETTE ON SAID MEMBER WITH SAID LEADING EDGE DIRECTED TOWARD SAID ROLLS; (E) MECHANICALLY WOUND MOTOR MEANS; AND (F) MEANS CONNECTEING SAID MOVABLE MEMBER TO SAID MOTOR MEANS TO TRANSMIT MOVEMENT OF SAID MEMBER TOWARD SAID ROLLS TO SAID MOTOR MEANS TO EFFECT WINDING MOVEMENT THEREOF.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |