US2992669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Socket set screw knurled tip
Assignee: SPS Technologies LLC
•
Filing: 1958-08-18
•
Granted: 1961-07-18
•
Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Herbert R Fesmire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:52
CPC Classifications
F; F16; F16B; F16B35/00; F16B35/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1107177A
Cited
US2201087A
Cited
US2239352A
Cited
US2235435A
Cited
US2245525A
Cited
GB648504A
Cited
US2727256A
Cited
US2778265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |