Patent US3033125A successfully refreshed from Google Patents.
US3033125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submersible pump assembly
Assignee: Individual
•
Filing: 1958-06-06
•
Granted: 1962-05-08
•
Expires: 1978-06-06
Abstract
No abstract record available.
Inventors
- 👤 Friedrich W Pleuger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:39
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/70; F04D29/708; Y; Y10; Y10S; Y10S415/00; Y10S415/901
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1313245A
Cited
FR765445A
Cited
US2210977A
Cited
US2397718A
Cited
US2362750A
Cited
US2391609A
Cited
US2404930A
Cited
US2477079A
Cited
US2665643A
Cited
US2851956A
Cited
US2805626A
Cited
US2858772A
Cited
US2921532A
Cited
US2862457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |