US2533804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor mower hitch
Assignee: International Motors LLC
•
Filing: 1944-09-11
•
Granted: 1950-12-12
•
Expires: 1964-09-11
Abstract
No abstract record available.
Inventors
- 👤 Rex B Hitchcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:14
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/03; A01D34/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1943284A
Cited
US2129435A
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US2259892A
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US2252691A
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US2187981A
Cited
US2259893A
Cited
US2347871A
Cited
US2368290A
Cited
US2376541A
Cited
US2376539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |