Patent US2012773A successfully refreshed from Google Patents.
US2012773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire pressure control
Assignee: Individual
•
Filing: 1933-05-31
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Granted: 1935-08-27
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Expires: 1953-05-31
Abstract
No abstract record available.
Inventors
- 👤 Rockman Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:55
CPC Classifications
B; B60; B60C; B60C23/00; B60C23/001; B60B; B60B39/00; B60B39/02; B60B39/12; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7465; Y10T137/7472; Y10T152/00; Y10T152/10; Y10T152/10279
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-08-26 | 1939-02-25 | 1939-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-26 | 1943-02-25 | 1943-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-26 | 1947-02-25 | 1947-08-27 | $7700.00 | Window Closed / Lapsed |