Patent US2583625A successfully refreshed from Google Patents.
Patent US2420622A successfully refreshed from Google Patents.
US2420622A
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Pump with pressure loaded bushing
Assignee: Borg Warner Corp
•
Filing: 1942-04-15
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Granted: 1947-05-13
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Expires: 1962-04-15
Abstract
No abstract record available.
Inventors
- 👤 Jay M Roth
- 👤 John A Lauck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:19
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/12; F04C2/14; F04C14/00; F16; F16H; F16H39/00; F16H39/04; F16H39/06; F16H39/34; F04C15/00; F04C15/0003; F04C15/0023; F04C15/0026; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49236; Y10T29/49242
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-12 | 1950-11-11 | 1951-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-12 | 1954-11-11 | 1955-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-12 | 1958-11-11 | 1959-05-13 | $7700.00 | Window Closed / Lapsed |