Patent US3427101A successfully refreshed from Google Patents.
US3427101A
Expired / Lapsed
US
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Compatible motion picture projector
Assignee: OSAWA SEIMITSU KOGYO (OSAWA PRECISION INDUSTRIES LTD) KK
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Filing: 1965-10-19
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Granted: 1969-02-11
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Expires: 1985-10-19
Abstract
No abstract record available.
Inventors
- 👤 Lester V Jorgensen
- 👤 Melvin T Kerstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:47
CPC Classifications
G; G03; G03B; G03B1/00; G03B1/42; G03B1/48; G03B1/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN A MOTION PICTURE PROJECTOR APPARATUS OF THE TYPE IN WHICH A PLURALITY OF FILM TYPES, EACH HAVING DIFFERENT PERFORATION PITCHES, MAY BE MOVED FROM A FILM SUPPLY STATION THROUGH A FILM GATE, THE APPARATUS COMPRISING: A SHUTTLE MECHANISM LOCATED AT SAID FILM GATE; FIRST AND SECOND TEETH ON SAID SHUTTLE MECHANISM, SAID FIRST AND SECOND TEETH BEING SPACED APART BY A DISTANCE EQUAL TO THE SPACING BETWEEN A PAIR OF NONADJACENT PERFORATIONS ON SAID FILM, SAID DISTANCE BEING EQUAL TO THE SPACE BETWEEN: A WHOLE NUMBER OF PERFORATIONS ON A FIRST ONE OF SAID FILM TYPES; AND A DIFFERENT WHOLE NUMBER OF PERFORATIONS ON A SECOND ONE OF SAID FILM TYPES, AND WHEREIN THE WHOLE NUMBER OF PERFORATIONS ON SAID FIRST FILM TYPE IS NOT A MULTIPLE OF THE WHOLE NUMBER OF PERFORATIONS ON SAID SECOND FILM TYPE.
Claim 2
Dependent Claim
139 words
IN A MOTION PICTURE PROJECTOR APPARATUS OF THE TYPE IN WHICH A PLURALITY OF FILM TYPES, EACH HAVING DIFFERENT PERFORATION PITCHES, MAY BE MOVED FROM A FILM SUPPLY STATION THROUGH A FILM GATE, THE APPARATUS COMPRISING: A SHUTTLE MECHANISM LOCATED AT SAID FILM GATE; FIRST AND SECOND TEETH ON SAID SHUTTLE MECHANISM, SAID FIRST AND SECOND TEETH BEING SPACED APART BY A DISTANCE EQUAL TO THE SPACING BETWEEN A PAIR OF NONADJACENT PERFORATIONS ON SAID FILM, SAID DISTANCE BEING EQUAL TO THE SPACE BETWEEN: A WHOLE NUMBER OF PERFORATIONS ON A FIRST ONE OF SAID FILM TYPES; AND A DIFFERENT WHOLE NUMBER OF PERFORATIONS ON A SECOND ONE OF SAID FILM TYPES, AND WHEREIN THE WHOLE NUMBER OF PERFORATIONS ON SAID FIRST FILM TYPE IS NOT A MULTIPLE OF THE WHOLE NUMBER OF PERFORATIONS ON SAID SECOND FILM TYPE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |