Patent US1925002A successfully refreshed from Google Patents.
Patent US2902829A successfully refreshed from Google Patents.
US2902829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic power brake unit
Assignee: Motors Liquidation Co
•
Filing: 1956-12-20
•
Granted: 1959-09-08
•
Expires: 1976-12-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Verbrugge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:08
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/10; B60T13/12; B60T13/14; B60T13/142; B60T13/143; B60T13/144
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1960996A
Cited
US2136318A
Cited
GB673425A
Cited
US2642165A
Cited
US2685171A
Cited
US2766732A
Cited
US2790306A
Cited
US2775957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |