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US3212837A Expired / Lapsed US ⏱️ 0.0 years remaining

Motion picture projector

Assignee: CORDOVA Inc
•
Filing: 1960-03-02
•
Granted: 1965-10-19
•
Expires: 1980-03-02
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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.

References Cited (Backward Citations)

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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

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