US2894403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil clutch mechanisms
Assignee: Curtiss Wright Corp
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Filing: 1956-07-23
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Granted: 1959-07-14
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Expires: 1976-07-23
Abstract
No abstract record available.
Inventors
- 👤 Donald R Tomko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:08
CPC Classifications
A; A01; A01D; A01D69/00; A01D69/08; F; F16; F16D; F16D41/00; F16D41/20; F16D41/206; F16H; F16H29/00; F16H29/02; F16H29/10; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/151; Y10T74/1558; Y10T74/1565; Y10T74/1587; Y10T74/1589; Y10T74/159
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) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |