Patent US2765697A successfully refreshed from Google Patents.
US2765697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible, knurled and longitudinally slotted screw seat insert
Assignee: Individual
•
Filing: 1953-01-05
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Granted: 1956-10-09
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Expires: 1973-01-05
Abstract
No abstract record available.
Inventors
- 👤 Abbott H Brush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:58
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/12; F16B37/122; Y; Y10; Y10S; Y10S411/00; Y10S411/913; Y10S411/955; Y10S411/965; Y10S411/968
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190022938A
Cited
US859532A
Cited
US1833554A
Cited
US1978935A
Cited
US2026686A
Cited
US2386922A
Cited
US2490594A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |