US3478853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic wear adjuster for friction device
Assignee: Borg Warner Corp
•
Filing: 1968-01-08
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Granted: 1969-11-18
•
Expires: 1988-01-08
Abstract
No abstract record available.
Inventors
- 👤 Robert C Kraeplin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:41
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/75; F16D13/755; F16D23/00; F16D23/12; F16D23/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2002841A
Cited
US2040034A
Cited
US1968274A
Cited
US2061093A
Cited
US2808917A
Cited
US2885049A
Cited
US2996886A
Cited
US3202247A
Cited
US3376964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |