Patent US820983A successfully refreshed from Google Patents.
Patent US2398568A successfully refreshed from Google Patents.
US2398568A
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Mechanism for transmitting rotary motion
Assignee: ARENS CONTROLS Ltd
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Filing: 1944-02-15
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Granted: 1946-04-16
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Expires: 1964-02-15
Abstract
No abstract record available.
Inventors
- 👤 Turtle Rupert Clifford
- 👤 Reynolds David William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:08
CPC Classifications
F; F16; F16C; F16C1/00; F16C1/10; F16C1/12; F16C1/16; F16H; F16H21/00; F16H21/10; F16H21/44; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/1836; Y10T74/18392; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042
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) | 1949-04-15 | 1949-10-15 | 1950-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-15 | 1953-10-15 | 1954-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-15 | 1957-10-15 | 1958-04-16 | $7700.00 | Window Closed / Lapsed |