US2578978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable tension drag for fishing reels
Assignee: Individual
•
Filing: 1946-03-25
•
Granted: 1951-12-18
•
Expires: 1966-03-25
Abstract
No abstract record available.
Inventors
- 👤 Henry I Mandolf
- 👤 Sherwood W Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:40
CPC Classifications
A; A01; A01K; A01K89/00; A01K89/015; A01K89/016; A01K89/02; A01K89/033; A01K89/051
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190202402A
Cited
US1024739A
Cited
US1730332A
Cited
US1901091A
Cited
GB422873A
Cited
AU2090835A
Cited
US2340892A
Cited
US2457323A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |