US3363528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic frame counter for cameras
Assignee: Agfa Gevaert AG
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Filing: 1965-07-15
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Granted: 1968-01-16
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Expires: 1985-07-15
Abstract
No abstract record available.
Inventors
- 👤 Winkler Alfred
- 👤 Ernst Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:23
CPC Classifications
G; G03; G03B; G03B1/00; G03B1/60; G03B1/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN A CAMERA, A HOUSING DEFINING FILM-ACCOMMODATING CHAMBER MEANS AND INCLUDING A WALL MOVABLE BETWEEN OPEN AND CLOSED POSITIONS TO RESPECTIVELY AFFORD AND PREVENT ACCESS TO SAID CHAMBER MEANS; FILM TRANSPORTING MEANS ENGAGEABLE WITH AND ARRANGED TO ADVANCE A PROPERLY INSERTED FILM THROUGH DISTANCES CORRESPONDING TO THE LENGTH OF A FILM FRAME; AND A FRAME COUNTER INCLUDING AN INDICATOR MOVABLE FROM A STARTING POSITION TO A PLURALITY OF ADDITIONAL POSITIONS EACH OF WHICH IS INDICATIVE OF A DIFFERENT NUMBER OF EXPOSURES, MEANS FOR RETURNING SAID INDICATOR TO STARTING POSITION IN RESPONSE TO MOVEMENT OF SAID WALL TO OPEN POSITION, MOTION TRANSMITTING MEANS NORMALLY ENGAGED WITH SAID TRANSPORTING MEANS AND OPER-
Claim 2
Dependent Claim
110 words
IN A CAMERA, A HOUSING DEFINING FILM-ACCOMMODATING CHAMBER MEANS AND INCLUDING A WALL MOVABLE BETWEEN OPEN AND CLOSED POSITIONS TO RESPECTIVELY AFFORD AND PREVENT ACCESS TO SAID CHAMBER MEANS; FILM TRANSPORTING MEANS ENGAGEABLE WITH AND ARRANGED TO ADVANCE A PROPERLY INSERTED FILM THROUGH DISTANCES CORRESPONDING TO THE LENGTH OF A FILM FRAME; AND A FRAME COUNTER INCLUDING AN INDICATOR MOVABLE FROM A STARTING POSITION TO A PLURALITY OF ADDITIONAL POSITIONS EACH OF WHICH IS INDICATIVE OF A DIFFERENT NUMBER OF EXPOSURES, MEANS FOR RETURNING SAID INDICATOR TO STARTING POSITION IN RESPONSE TO MOVEMENT OF SAID WALL TO OPEN POSITION, MOTION TRANSMITTING MEANS NORMALLY ENGAGED WITH SAID TRANSPORTING MEANS AND OPER-
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |