US2810153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque rod door counterbalance
Assignee: Motors Liquidation Co
•
Filing: 1953-03-30
•
Granted: 1957-10-22
•
Expires: 1973-03-30
Abstract
No abstract record available.
Inventors
- 👤 Claud S Semar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:32
CPC Classifications
E; E05; E05F; E05F1/00; E05F1/08; E05F1/10; E05F1/12; E05F1/123; E05F1/1238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2688764A
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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) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |