US2940550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cone brake assembly
Assignee: Rockwell-Standard Corp
•
Filing: 1955-02-28
•
Granted: 1960-06-14
•
Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 George P Mathews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:39
CPC Classifications
F; F16; F16D; F16D49/00; F16D65/00; F16D65/02; F16D2065/024
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US259006A
Cited
US1492082A
Cited
US1839088A
Cited
US1773120A
Cited
US1851737A
Cited
US2047556A
Cited
US2079554A
Cited
US2155818A
Cited
US2214176A
Cited
US2197292A
Cited
US2324979A
Cited
US2355827A
Cited
US2637976A
Cited
US2699078A
Cited
US2857031A
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 |