US2532637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hitch
Assignee: Individual
•
Filing: 1945-03-13
•
Granted: 1950-12-05
•
Expires: 1965-03-13
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Newkirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:51
CPC Classifications
A; A01; A01B; A01B63/00; A01B63/02; A01B63/023; B; B62; B62D; B62D49/00; B62D49/06; B62D49/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1637811A
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USRE20967E
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US2247534A
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US2237884A
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US2297788A
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US2351168A
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US2322342A
Cited
US2295898A
Cited
US2312258A
Cited
US2337801A
Cited
US2414114A
Cited
US2349257A
Cited
US2413807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |