US2940768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Road vehicles having vertically adjustable frames
Assignee: THOMPSON TRAILER Corp
•
Filing: 1958-08-19
•
Granted: 1960-06-14
•
Expires: 1978-08-19
Abstract
No abstract record available.
Inventors
- 👤 Robert E S Thompson
- 👤 Kirwan Y Messick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:12
CPC Classifications
B; B62; B62D; B62D61/00; B62D61/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1447393A
Cited
US2540100A
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US2610865A
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US2495449A
Cited
US2560715A
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US2581556A
Cited
US2657939A
Cited
US2774604A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |