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US2935870A
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US
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Acceleration insensitive skin friction balance
Assignee: Individual
•
Filing: 1958-05-09
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Granted: 1960-05-10
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Expires: 1978-05-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Willis C Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:31
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/28; Y; Y10; Y10S; Y10S73/00; Y10S73/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2657574A
Cited
US2785569A
Cited
US2768526A
Cited
US2782636A
Cited
US2774241A
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US2885891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |