Patent US2250241A successfully refreshed from Google Patents.
Patent US2548411A successfully refreshed from Google Patents.
US2548411A
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Motion converter
Assignee: Individual
•
Filing: 1948-05-22
•
Granted: 1951-04-10
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Expires: 1968-05-22
Abstract
No abstract record available.
Inventors
- 👤 Henry F Vache
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:50
CPC Classifications
B; B23; B23D; B23D57/00; B23D57/0076; B23D51/00; B23D51/16; B23D59/00; B23D59/006; B23D59/0062; F; F16; F16H; F16H25/00; F16H25/08; F16H25/12; Y; Y10; Y10T; Y10T408/00; Y10T408/31; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18304; Y10T74/18312
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US17749A
Cited
US462530A
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US1708345A
Cited
US1299156A
Cited
US1801017A
Cited
US1866529A
Cited
US2121831A
Cited
US2274097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |