US2880798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable timing system
Assignee: FAIRCHILD CHAMERA AND INSTR CO
•
Filing: 1954-05-19
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Granted: 1959-04-07
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Expires: 1974-05-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter G Lohmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:17
CPC Classifications
H; H01; H01H; H01H7/00; H01H7/08; Y; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/114; Y10T74/116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1075101A
Cited
US1377366A
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US1818462A
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US2608921A
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US2553015A
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US2608922A
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US2743775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |