US2788666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irregularly operating control mechanisms
Assignee: Hayeshaw Ltd
•
Filing: 1953-10-26
•
Granted: 1957-04-16
•
Expires: 1973-10-26
Abstract
No abstract record available.
Inventors
- 👤 Roscoe Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:34
CPC Classifications
F; F16; F16H; F16H31/00; D; D01; D01H; D01H5/00; D01H5/18; D01H5/32; D01H5/36; Y; Y10; Y10T; Y10T74/00; Y10T74/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |