US2959999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hollow rivet having expander nut with curved deflector section and grooved locking rib
Assignee: HI SHEAR RIVET TOOL CO
•
Filing: 1954-02-23
•
Granted: 1960-11-15
•
Expires: 1974-02-23
Abstract
No abstract record available.
Inventors
- 👤 George S Wing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:15
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1045; F16B19/1054; B; B21; B21J; B21J15/00; B21J15/02; B21J15/04; B21J15/043; F16B19/1072
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US426185A
Cited
US2183543A
Cited
US2168126A
Cited
GB536476A
Cited
US2299085A
Cited
US2407070A
Cited
US2319376A
Cited
US2381113A
Cited
US2407830A
Cited
US2384729A
Cited
US2384321A
Cited
US2588372A
Cited
US2490549A
Cited
US2722259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |