Patent US2962927A successfully refreshed from Google Patents.
US2962927A
Expired / Lapsed
US
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Combination of movie projector and sound recorder reproducer and a case with sound recorder and reproducer
Assignee: Individual
•
Filing: 1955-04-25
•
Granted: 1960-12-06
•
Expires: 1975-04-25
Abstract
No abstract record available.
Inventors
- 👤 Warren Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:25
CPC Classifications
G; G03; G03B; G03B31/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1843972A
Cited
US1845236A
Cited
US1866712A
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US2369786A
Cited
FR891653A
Cited
US2567086A
Cited
DE921127C
Cited
FR1029201A
Cited
US2782677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |