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Patent US2797780A successfully refreshed from Google Patents.
US2797780A
Expired / Lapsed
US
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Anti-creep brake and gear phaser for an automatic transmission
Assignee: Individual
•
Filing: 1954-07-14
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Granted: 1957-07-02
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Expires: 1974-07-14
Abstract
No abstract record available.
Inventors
- 👤 Lila A Wemp
- 👤 Kronner William O'neill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:46
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; B; B60; B60T; B60T11/00; B60T11/10; B60T11/103; Y; Y10; Y10S; Y10S74/00; Y10S74/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |