US2887925A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deformable collar fastener for powder-actuated tools
Assignee: Olin Corp
•
Filing: 1954-06-21
•
Granted: 1959-05-26
•
Expires: 1974-06-21
Abstract
No abstract record available.
Inventors
- 👤 Rowland J Kopf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:14
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1388363A
Cited
US2520259A
Cited
US2666252A
Cited
US2575079A
Cited
US2722003A
Cited
US2722004A
Cited
GB697129A
Cited
FR1028377A
Cited
FR1055269A
Cited
US2724116A
Cited
US2740965A
Cited
BE518452A
Cited
BE519586A
Cited
US2761348A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |