US2680505A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic wear adjusting mechanism
Assignee: Old Carco LLC
•
Filing: 1948-02-19
•
Granted: 1954-06-08
•
Expires: 1968-02-19
Abstract
No abstract record available.
Inventors
- 👤 Robert W Halberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:36
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/75; F16D13/757
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1922054A
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US2057802A
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US2002841A
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US2040034A
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US2057803A
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US2183668A
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US2160752A
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US2154082A
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US2207051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |