US3371756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat dissipating brake
Assignee: Individual
•
Filing: 1966-01-18
•
Granted: 1968-03-05
•
Expires: 1986-01-18
Abstract
No abstract record available.
Inventors
- 👤 Albert W Spitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:24
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/02; F16D65/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1825653A
Cited
US1746494A
Cited
US1935331A
Cited
US2745798A
Cited
US2822218A
Cited
US3038563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |