US2956293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for fabricating self-locking threaded fastening members
Assignee: Long-Lok Corp
•
Filing: 1958-04-03
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Granted: 1960-10-18
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Expires: 1978-04-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Mckay
- 👤 Harold L Oliver
- 👤 Robin J Starriett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:12
CPC Classifications
B; B23; B23G; B23G9/00; B23G9/001; B23G9/002; F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/34; Y; Y10; Y10S; Y10S470/00; Y10S470/906; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872; Y10T29/53; Y10T29/53657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2217714A
Cited
US2409638A
Cited
US2520121A
Cited
US2754117A
Cited
US2779038A
Cited
US2815787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |