US2537345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for imparting an intermittent rotary motion
Assignee: Individual
•
Filing: 1946-12-09
•
Granted: 1951-01-09
•
Expires: 1966-12-09
Abstract
No abstract record available.
Inventors
- 👤 Hartley George Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:34
CPC Classifications
F; F16; F16H; F16H31/00; F16H31/003; F16H31/006; G; G09; G09F; G09F13/00; G09F13/04; G09F13/14; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1553; Y10T74/1555; Y10T74/21; Y10T74/2133
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) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |