US2199764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film marking apparatus
Assignee: Warner Bros Entertainment Inc
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Filing: 1938-11-12
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Granted: 1940-05-07
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Expires: 1958-11-12
Abstract
No abstract record available.
Inventors
- 👤 Albert W Tondreau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:09
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/08; G03B17/00; G03B17/24; G03B17/245; G03B2217/00; G03B2217/24; G03B2217/242; G03B2217/243
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) | 1943-05-07 | 1943-11-06 | 1944-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-07 | 1947-11-06 | 1948-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-07 | 1951-11-06 | 1952-05-07 | $7700.00 | Window Closed / Lapsed |