US2922599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Level winding device
Assignee: Individual
•
Filing: 1957-06-04
•
Granted: 1960-01-26
•
Expires: 1977-06-04
Abstract
No abstract record available.
Inventors
- 👤 Bigelow Robert Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:02
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2848; B65H54/2851; B66; B66D; B66D1/00; B66D1/28; B66D1/36; B66D1/38; B66D2700/00; B66D2700/01; B66D2700/0183; B66D2700/0191; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2179
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US86098A
Cited
US1396649A
Cited
US1606964A
Cited
US2372232A
Cited
US2591770A
Cited
US2595584A
Cited
US2855163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |