US2807486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint
Assignee: Rockwell Spring and Axle Co
•
Filing: 1953-03-18
•
Granted: 1957-09-24
•
Expires: 1973-03-18
Abstract
No abstract record available.
Inventors
- 👤 Leo A Bixby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:24
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0604; B; B62; B62D; B62D7/00; B62D7/16; F16C11/0666; F16C11/0676; F16C2326/00; F16C2326/20; F16C2326/24; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32188; Y10T403/32196; Y10T403/32204; Y10T403/32606; Y10T403/32819
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1359318A
Cited
US1957781A
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US2054082A
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DE680987C
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US2141753A
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US2178206A
Cited
US2265839A
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US2291161A
Cited
US2701151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |