US3075427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film pressure guide for motion picture cameras
Assignee: Ernst Leitz Wetzlar GmbH
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Filing: 1962-04-23
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Granted: 1963-01-29
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Expires: 1982-04-23
Abstract
No abstract record available.
Inventors
- 👤 Salzmann Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:07
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A FILM PRESSURE GUIDE ARRANGEMENT FOR REELS OF FILM INSERTED IN THE FILM COMPARTMENT OF A MOTION PICTURE CAMERA, AND COMPRISING A GUIDE MEMBER PIVOTALLY MOUNTED IN THE FILM COMPARTMENT OF A MOTION PICTURE CAMERA AND ENGAGEABLE WITH THE OUTER SURFACE OF A FULL REEL OF FILM INSERTED IN THE FILM COMPARTMENT, SPRING MEANS URGING SAID GUIDE MEMBER INTO CONTACT WITH THE OUTER SURFACE OF A FULL REEL OF FILM WHEN THE FILM COMPARTMENT COVER IS REMOVED, AND AN ARM EXTENDING FROM SAID GUIDE MEMBER AND ENGAGEABLE BY A PORTION OF THE COVER FOR THE FILM COMPARTMENT WHEN THE COVER IS IN THE CLOSED POSITION TO MOVE SAID GUIDE FROM CONTACT WITH SAID REEL OF FILM.
Claim 2
Dependent Claim
116 words
A FILM PRESSURE GUIDE ARRANGEMENT FOR REELS OF FILM INSERTED IN THE FILM COMPARTMENT OF A MOTION PICTURE CAMERA, AND COMPRISING A GUIDE MEMBER PIVOTALLY MOUNTED IN THE FILM COMPARTMENT OF A MOTION PICTURE CAMERA AND ENGAGEABLE WITH THE OUTER SURFACE OF A FULL REEL OF FILM INSERTED IN THE FILM COMPARTMENT, SPRING MEANS URGING SAID GUIDE MEMBER INTO CONTACT WITH THE OUTER SURFACE OF A FULL REEL OF FILM WHEN THE FILM COMPARTMENT COVER IS REMOVED, AND AN ARM EXTENDING FROM SAID GUIDE MEMBER AND ENGAGEABLE BY A PORTION OF THE COVER FOR THE FILM COMPARTMENT WHEN THE COVER IS IN THE CLOSED POSITION TO MOVE SAID GUIDE FROM CONTACT WITH SAID REEL OF FILM.
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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |