US1025425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal pump.
Assignee: Individual
•
Filing: 1909-11-18
•
Granted: 1912-05-07
•
Expires: 1929-11-18
Abstract
No abstract record available.
Inventors
- 👤 Anthony Maurice Robeson
- 👤 Andrew Davidson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:29
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/426; F04D29/4286
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) | 1915-05-07 | 1915-11-06 | 1916-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-05-07 | 1919-11-06 | 1920-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-05-07 | 1923-11-06 | 1924-05-07 | $7700.00 | Window Closed / Lapsed |