US3059975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Relay emergency valve
Assignee: Bendix Westinghouse Automotive Air Brake Co
•
Filing: 1958-08-20
•
Granted: 1962-10-23
•
Expires: 1978-08-20
Abstract
No abstract record available.
Inventors
- 👤 Robert J Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:04
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/24; B60T13/26; B60T13/40; B60T13/403; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US890931A
Cited
US1973326A
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US2212918A
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US2212913A
Cited
US2289559A
Cited
US2441050A
Cited
US2656014A
Cited
US2832646A
Cited
US2859763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |