Patent US41797A successfully refreshed from Google Patents.
Patent US2874584A successfully refreshed from Google Patents.
US2874584A
Expired / Lapsed
US
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Reversing mechanism
Assignee: Individual
•
Filing: 1956-02-13
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Granted: 1959-02-24
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Expires: 1976-02-13
Abstract
No abstract record available.
Inventors
- 👤 Brodie E Ahlport
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:11
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/46; F16H3/48; F16H3/52; F16H3/56; F16H3/02; F16H3/20; F16H3/40; F16H63/00; F16H63/02; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18416; Y10T74/19; Y10T74/19191; Y10T74/1987; Y10T74/19874; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1518879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |