US3408144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film advancing means
Assignee: PRODUCERS SERVICE CO
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Filing: 1966-05-31
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Granted: 1968-10-29
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles F Cowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:46
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/08; G03B1/00; G03B1/18; G03B1/42; G03B1/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
FILM ADVANCING MEANS FOR INTERMITTENTLY DRIVING A PERFORATED FILM, WHICH INCLUDES: FIRST MEANS FOR ADVANCING SAID FILM FROM SOURCE OF SUPPLY; SECOND MEANS FOR ADVANCING SAID FILM TO A RECEIVING MEANS; AND AN INTERMITTENT ADVANCING MEANS BETWEEN SAID FIRST AND SECOND MEANS AND COMPRISING MEANS FOR RESILIENTLY URGING THE FORMATION OF A LOOP OF SAID FILM AFTER IT LEAVES SAID FIRST MEANS; GATE MEANS HAVING A SURFACE ACROSS WHICH SAID FILM IS ADAPTED TO BE MOVED, SAID GATE MEANS HAVING AN APERTURE THEREIN; A REGISTER PIN ADJACENT SAID APERTURE, POSITIONED TO ENGAGE A PERFORATION OF SAID FILM AND LIMIT MOVEMENT OF SAID FILM TOWARD SAID FIRST ADVANCING MEANS, SAID PIN BEING LOCATED AS TO INDEX A FRAME ON SAID FILM WITH RESPECT TO SAID APERTURE; AND MOVABLE ROLLER MEANS ADAPTED TO ENGAGE SAID FILM AND CYCLICALLY PULL SAID FILM PASS SAID GATE MEANS TOWARD SAID SECOND MEANS.
Claim 2
Dependent Claim
147 words
FILM ADVANCING MEANS FOR INTERMITTENTLY DRIVING A PERFORATED FILM, WHICH INCLUDES: FIRST MEANS FOR ADVANCING SAID FILM FROM SOURCE OF SUPPLY; SECOND MEANS FOR ADVANCING SAID FILM TO A RECEIVING MEANS; AND AN INTERMITTENT ADVANCING MEANS BETWEEN SAID FIRST AND SECOND MEANS AND COMPRISING MEANS FOR RESILIENTLY URGING THE FORMATION OF A LOOP OF SAID FILM AFTER IT LEAVES SAID FIRST MEANS; GATE MEANS HAVING A SURFACE ACROSS WHICH SAID FILM IS ADAPTED TO BE MOVED, SAID GATE MEANS HAVING AN APERTURE THEREIN; A REGISTER PIN ADJACENT SAID APERTURE, POSITIONED TO ENGAGE A PERFORATION OF SAID FILM AND LIMIT MOVEMENT OF SAID FILM TOWARD SAID FIRST ADVANCING MEANS, SAID PIN BEING LOCATED AS TO INDEX A FRAME ON SAID FILM WITH RESPECT TO SAID APERTURE; AND MOVABLE ROLLER MEANS ADAPTED TO ENGAGE SAID FILM AND CYCLICALLY PULL SAID FILM PASS SAID GATE MEANS TOWARD SAID SECOND MEANS.
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) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |