US3212837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion picture projector
Assignee: CORDOVA Inc
•
Filing: 1960-03-02
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Granted: 1965-10-19
•
Expires: 1980-03-02
Abstract
No abstract record available.
Inventors
- 👤 Beyer Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:10
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/321; G03B21/323; G03B21/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
190 words
THE COMBINATION OF A MOTION PICTURE PROJECTOR REQUIRING NO FILM THREADING AND A REMOVABLE FILM MAGAZINE ENCLOSING AND CARRYING A REEL OF FILM TO BE SHOWN IN SAID PROJECTOR, COMPRISING: A HOUSING ON THE PROJECTOR INCLUDING A LENS CARRIED ON THE FRONT WALL THEREOF AND A MAGAZINE GUIDEWAY REARWARDLY OF AND IN ALIGNMENT WITH SAID LENS; A PORTABLE MAGAZINE BEING REMOVABLY CARRIED IN SAID GUIDEAY AND ADAPTED TO BE ASSEMBLED AND DIASSEMBLED FROM SAID PROJECTOR BY MOVEMENT ALONG THE PLANE OF SAID GUIDEWAY; SAID MAGAZINE HAVING A PROJECTION APERTURE AND OPENING MEANS THEREIN FOR RECEIVING LIGHT REFLECTING MEANS CARRIED BY SAID PROJECTOR; SAID HOUSING ON SAID PROJECTOR INCLUDING A LIGHT SOURCE MEANS ON ONE SIDE OF SAID MAGAZINE GUIDEWAY AND LIGHT REFLECTING MEANS PIVOTALLY MOUNTED ON ONE SIDE OF SAID MAGAZINE GUIDEWAY AND SELECTIVELY MOVABLE INTO AND OUT OF SAID OPENING MEANS ON SAID MAGAZINE BETWEEN A POSITION FOR RECEIVING AND REFLECTING LIGHT RAYS FROM SAID LIGHT SOURCE THROUGH SAID PROJECTION APERTURE AND LENS, AND A POSITION REMOVED FROM SAID OPENING MEANS ON SAID MAGAZINE FOR ALLOWING SAID MAGAZINE TO BE ASSEMBLED AND DISASSEMBLED FROM SAID GUIDEWAY ON SAID PROJECTOR.
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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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |