US2563162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making self-binding nuts
Assignee: Individual
•
Filing: 1945-11-23
•
Granted: 1951-08-07
•
Expires: 1965-11-23
Abstract
No abstract record available.
Inventors
- 👤 Dana C Eckenbeck
- 👤 Philip E Slaughter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:45
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/64; B21K1/70; B21K1/707; F; F16; F16B; F16B39/00; F16B39/22; F16B39/28; F16B39/284; F16B39/286; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/937
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |