US2636701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure differential motor and pump
Assignee: Borg Warner Corp
•
Filing: 1943-08-30
•
Granted: 1953-04-28
•
Expires: 1963-08-30
Abstract
No abstract record available.
Inventors
- 👤 Robert J Minshall
- 👤 Edward A Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:21
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1018400A
Cited
US1351538A
Cited
US1283524A
Cited
US1878723A
Cited
US2266585A
Cited
US2321423A
Cited
US2301916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |