US2936635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion converter
Assignee: CAROL R METCALF
•
Filing: 1957-11-25
•
Granted: 1960-05-17
•
Expires: 1977-11-25
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:56
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/08; F16H25/12; F16H25/125; F16H2025/127; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18888; Y10T74/18984
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2328501A
Cited
US2617949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |