US3394655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined centrifugal and jet type fluid pump
Assignee: Individual
•
Filing: 1966-09-19
•
Granted: 1968-07-30
•
Expires: 1986-09-19
Abstract
No abstract record available.
Inventors
- 👤 Richard J Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:37
CPC Classifications
F; F04; F04D; F04D9/00; F04D9/04; F04D9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1661960A
Cited
US2466812A
Cited
US2677327A
Cited
US2941474A
Cited
US2934021A
Cited
US3291051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |