US3412620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unidirectional rotation transmission device
Assignee: Individual
•
Filing: 1967-04-14
•
Granted: 1968-11-26
•
Expires: 1987-04-14
Abstract
No abstract record available.
Inventors
- 👤 Walter L Bloom
- 👤 Jr William D Tinsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:35
CPC Classifications
G; G03; G03B; G03B1/00; G03B1/18; G03B1/20; G03B1/22; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1542; Y10T74/1547; Y10T74/1552
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |