US2945524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal lock nut with deformable flange and sealing material
Assignee: United Carr Fastener Corp
•
Filing: 1955-07-05
•
Granted: 1960-07-19
•
Expires: 1975-07-05
Abstract
No abstract record available.
Inventors
- 👤 Philip D Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:39
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/02; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/947; Y10S411/955; Y10S411/956; Y10S411/96
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US154851A
Cited
US2734547A
Cited
US916284A
Cited
US1505580A
Cited
US1652235A
Cited
US1679844A
Cited
US1872014A
Cited
US2287691A
Cited
US2718691A
Cited
US2742939A
Cited
US2761349A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |