US2849073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tandem hitch for farm tractors
Assignee: Individual
•
Filing: 1956-05-14
•
Granted: 1958-08-26
•
Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Martin S Gaspardo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:49
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/06; B62D49/0621; B62D49/0642; A; A01; A01B; A01B59/00; A01B59/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1336305A
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US1422709A
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US1342507A
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US1450068A
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US2150066A
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US2429492A
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US2551725A
Cited
DE828049C
Cited
US2727581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |