US3115805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring retainer clip for grooved pin
Assignee: Individual
•
Filing: 1959-09-03
•
Granted: 1963-12-31
•
Expires: 1979-09-03
Abstract
No abstract record available.
Inventors
- 👤 Engelmann Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:54
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1038664A
Cited
US990847A
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US1297995A
Cited
US1933724A
Cited
US2278708A
Cited
US2402693A
Cited
US2534105A
Cited
GB662879A
Cited
US2868484A
Cited
DE1061572B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |