US2883938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for converting motion
Assignee: Individual
•
Filing: 1953-10-16
•
Granted: 1959-04-28
•
Expires: 1973-10-16
Abstract
No abstract record available.
Inventors
- 👤 Myron A Shoffner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:58
CPC Classifications
E; E21; E21C; E21C31/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18024; Y10T74/18056; Y10T74/18296; Y10T74/18304
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US205868A
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US209896A
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US416147A
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FR65815E
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US1404625A
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US1523629A
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US1833501A
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US2316107A
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US2407785A
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US2447416A
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US2567576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |