US2711341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unitary body and frame construction for towing tractors
Assignee: Doosan Bobcat North America Inc
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Filing: 1953-10-28
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Granted: 1955-06-21
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Expires: 1973-10-28
Abstract
No abstract record available.
Inventors
- 👤 Burton L Mills
- 👤 George L Turner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:32
CPC Classifications
B; B62; B62D; B62D49/00; B62D21/00; B62D21/18; B62D21/186; B62D49/005; B62D49/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |