US2809535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch and controls therefor
Assignee: Morse Chain Co
•
Filing: 1956-07-25
•
Granted: 1957-10-15
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Expires: 1976-07-25
Abstract
No abstract record available.
Inventors
- 👤 Charles E Hein
- 👤 Michael O Kos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:44
CPC Classifications
F; F16; F16D; F16D27/00; D; D06; D06F; D06F37/00; D06F37/30; D06F37/36; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19251; Y10T74/19256; Y10T74/1926
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) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |