US2722320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Side boom attachment for tractors
Assignee: TRACTOMOTIVE Corp
•
Filing: 1951-04-21
•
Granted: 1955-11-01
•
Expires: 1971-04-21
Abstract
No abstract record available.
Inventors
- 👤 Vander M Dobeus
- 👤 John W Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:52
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/62; B66C23/72; B66C23/74; B66C23/76; B62; B62D; B62D49/00; B62D49/08; B62D49/085; B66C13/00; B66C13/18; B66C23/18; B66C23/36; B66C23/44; B66C2700/00; B66C2700/03; B66C2700/0321; B66C2700/0357; B66C2700/06; B66C2700/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1344659A
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US1756106A
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GB327478A
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US1985285A
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US2003599A
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US2077741A
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US2261870A
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US2325089A
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US2381731A
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US2408500A
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US2413529A
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US2425663A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |