US2741924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion converting means
Assignee: TARWATER RAILWAY SUPPLY CO
•
Filing: 1951-06-18
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Granted: 1956-04-17
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Expires: 1971-06-18
Abstract
No abstract record available.
Inventors
- 👤 Tarwater Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:40
CPC Classifications
B; B25; B25D; B25D11/00; B25D11/06; B25D11/10; B25D11/102; E; E02; E02D; E02D3/00; E02D3/02; E02D3/046; E02D3/068; B25D2211/00; B25D2211/06; B25D2211/062; B25D2211/065; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18304
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US408883A
Cited
US504912A
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US1310575A
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US2110957A
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US2121831A
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US2270929A
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US2548411A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |