US3262357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tri-synchro film viewer
Assignee: Individual
•
Filing: 1963-05-22
•
Granted: 1966-07-26
•
Expires: 1983-05-22
Abstract
No abstract record available.
Inventors
- 👤 Sigmund S Warzynski
- 👤 Peacock Noah
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:34
CPC Classifications
G; G03; G03B; G03B35/00; G03B35/18; G03B35/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
A FILM SPOOL SPINDLE HAVING A NON-CIRCULAR CROSS-SECTION FOR MATING WITH THE OPENING OF A FILM SPOOL FLANGE, SAID SHAFT BEING CAPABLE OF ACCOMODATING A PLURALITY OF FILM SPOOLS ALONG ITS LENGTH FOR UNISON ROTATION, MEANS PROVIDING FOR ROTATION OF INDIVIDUAL SPOOLS ON SAID SHAFT FOR SYNCHRONIZING AND TIGHTENING PURPOSES, SAID MEANS COMPRISING CIRCULAR GROOVES ON SAID SHAFT SO SPACED AS TO ALLOW THE MESHING OF FILM SPOOL FLANGES THEREIN, SO THAT AN INDIVIDUAL SPOOL MAY BE MOVED AND ROTATED ON THE SHAFT, LEAVING THE REMAINING SPOOLS UNDISTURBED.
References Cited (Backward Citations)
FR921507A
Cited
US2451306A
Cited
US2561503A
Cited
FR1233168A
Cited
FR1309652A
Cited
US3659267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |