Patent US2749162A successfully refreshed from Google Patents.
US2749162A
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Non-rotatable retaining ring
Assignee: Individual
•
Filing: 1952-11-24
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Granted: 1956-06-05
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Expires: 1972-11-24
Abstract
No abstract record available.
Inventors
- 👤 Samuel A Humphrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:48
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B21/16; F16B21/18; Y; Y10; Y10T; Y10T292/00; Y10T292/20; Y10T292/205; Y10T292/209
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1525782A
Cited
FR594265A
Cited
US2026454A
Cited
US2136125A
Cited
US2389825A
Cited
US2426219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |