US2366964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal pump
Assignee: Individual
•
Filing: 1942-05-05
•
Granted: 1945-01-09
•
Expires: 1962-05-05
Abstract
No abstract record available.
Inventors
- 👤 Howard Giles Philip Eliot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:12
CPC Classifications
F; F04; F04D; F04D1/00; F04D1/06; F04D1/063; F04D29/00; F04D29/40; F04D29/42; F04D29/44; F04D29/445; F04D29/448; F05; F05D; F05D2250/00; F05D2250/50; F05D2250/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-01-09 | 1948-07-10 | 1949-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-09 | 1952-07-10 | 1953-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-09 | 1956-07-10 | 1957-01-09 | $7700.00 | Window Closed / Lapsed |