Patent US2513783A successfully refreshed from Google Patents.
US2513783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor hitch
Assignee: Individual
•
Filing: 1949-02-17
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Granted: 1950-07-04
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Expires: 1969-02-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank Blessinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:18
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/14; A; A01; A01B; A01B15/00; A01B15/20; A01B59/00; A01B59/04; A01B59/041; A01B63/00; A01B63/02; A01B63/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2352276A
Cited
US2338334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |