US2863938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Technicolor Motion Picture Corp
•
Filing: 1954-06-16
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Granted: 1958-12-09
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Expires: 1974-06-16
Abstract
No abstract record available.
Inventors
- 👤 William E Evans
- 👤 Wadsworth E Pohl
- 👤 Thomas P Dixon
- 👤 Hopf Maria Isabel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:17
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/72; G03B27/73; G03B27/735
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2493722A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |