US2700297A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawbar for skid test dynamometers
Assignee: Bridgestone Firestone Inc
•
Filing: 1950-02-25
•
Granted: 1955-01-25
•
Expires: 1970-02-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:50
CPC Classifications
G; G01; G01M; G01M17/00; G01M17/007; G01M17/02; G01N; G01N19/00; G01N19/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2432739A
Cited
US2438553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |