US1832097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Talking motion picture film and method of making same
Assignee: ANDREW LE ROY CHIPMAN
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Filing: 1928-07-09
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Granted: 1931-11-17
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Expires: 1948-07-09
Abstract
No abstract record available.
Inventors
- 👤 Harry E Chipman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:57
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/62; G11B5/633; Y; Y10; Y10S; Y10S29/00; Y10S29/028; Y10S430/00; Y10S430/135
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) | 1934-11-16 | 1935-05-18 | 1935-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-16 | 1939-05-18 | 1939-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-16 | 1943-05-18 | 1943-11-17 | $7700.00 | Window Closed / Lapsed |