Patent US2013661A successfully refreshed from Google Patents.
US2013661A
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US
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Motion picture apparatus
Assignee: LEVENTHAL PATENTS Inc
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Filing: 1931-02-07
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Granted: 1935-09-10
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Expires: 1951-02-07
Abstract
No abstract record available.
Inventors
- 👤 Jacob F Leventhal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:06
CPC Classifications
G; G03; G03B; G03B41/00; G03B41/02; G03B41/04; G03B41/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-09-09 | 1939-03-11 | 1939-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-09 | 1943-03-11 | 1943-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-09 | 1947-03-11 | 1947-09-10 | $7700.00 | Window Closed / Lapsed |