Patent US2857989A successfully refreshed from Google Patents.
US2857989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake
Assignee: Bendix Aviation Corp
•
Filing: 1953-10-30
•
Granted: 1958-10-28
•
Expires: 1973-10-30
Abstract
No abstract record available.
Inventors
- 👤 Richard T Burnett
- 👤 Mclane Cletus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:00
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/24; F16D55/46
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1603963A
Cited
US1789957A
Cited
US1956315A
Cited
DE521091C
Cited
US1928630A
Cited
US2050902A
Cited
US2065382A
Cited
US2086538A
Cited
US2286532A
Cited
US2311528A
Cited
US2344933A
Cited
US2518411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |