US3453874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the characteristics of friction type power absorption devices
Assignee: Clayton Manufacturing Co
•
Filing: 1966-06-22
•
Granted: 1969-07-08
•
Expires: 1986-06-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Cline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:02
CPC Classifications
G; G01; G01M; G01M17/00; G01M17/007; G01M17/0072; G01L; G01L3/00; G01L3/16; G01L3/18; G01L3/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |