US2909194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay valve
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1954-02-15
•
Granted: 1959-10-20
•
Expires: 1974-02-15
Abstract
No abstract record available.
Inventors
- 👤 Barrington Charles Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:18
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/18; B60T13/00; B60T13/10; B60T13/12; B64; B64C; B64C25/00; B64C25/32; B64C25/42; B64C25/44; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87217; Y10T137/87225
Claims Analysis
Total Claims: 0
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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) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |