US3044591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ratchet mechanism
Assignee: Individual
•
Filing: 1959-08-31
•
Granted: 1962-07-17
•
Expires: 1979-08-31
Abstract
No abstract record available.
Inventors
- 👤 Luther E Kilness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:51
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/18; B; B25; B25B; B25B13/00; B25B13/46; B25B13/461; B25B13/462; B25B13/465; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1577; Y10T74/1579; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20654
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US70371A
Cited
US617143A
Cited
US710593A
Cited
US1944069A
Cited
US2395681A
Cited
FR969573A
Cited
US2554990A
Cited
FR1021077A
Cited
FR61345E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |