US2272332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ring-locking means for fishhook knots
Assignee: Individual
•
Filing: 1940-12-02
•
Granted: 1942-02-10
•
Expires: 1960-12-02
Abstract
No abstract record available.
Inventors
- 👤 Wilbur C Sisson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:25
CPC Classifications
A; A01; A01K; A01K91/00; A01K91/03; A01K91/04; Y; Y10; Y10S; Y10S164/00; Y10S164/04; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-02-09 | 1945-08-11 | 1946-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-02-09 | 1949-08-11 | 1950-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-02-09 | 1953-08-11 | 1954-02-10 | $7700.00 | Window Closed / Lapsed |