US2869468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pumps
Assignee: Individual
•
Filing: 1958-07-14
•
Granted: 1959-01-20
•
Expires: 1978-07-14
Abstract
No abstract record available.
Inventors
- 👤 Lindsay H Browne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:12
CPC Classifications
F; F04; F04B; F04B53/00; F01; F01L; F01L25/00; F01L25/08; F04B43/00; F04B43/0009; F04B43/0081; F04B43/009; F04B43/08; F04B43/10; F04B43/107; F04B43/113; F04B43/1136; F04B9/00; F04B9/08; F04B9/10; F04B9/109; F04B9/117; F04B9/1176
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1832258A
Cited
US1877873A
Cited
US2186972A
Cited
US2212667A
Cited
US2291912A
Cited
US2435179A
Cited
US2653552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |