US2638797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Axle and differential lock
Assignee: Individual
•
Filing: 1951-08-08
•
Granted: 1953-05-19
•
Expires: 1971-08-08
Abstract
No abstract record available.
Inventors
- 👤 Adolph J Gross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:10
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/037; F16H48/00; F16H48/06; F16H48/08; F16H48/20; F16H48/24; F16H48/30; F16H2048/082; F16H2048/305
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1145295A
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US1142831A
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US1338720A
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US1440341A
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US1515100A
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US1511908A
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US1680134A
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US1631837A
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US1985014A
Cited
US2138028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |