US2663262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal pump with sealing device
Assignee: Jonkopings Mekaniska Werkstads AB
•
Filing: 1948-02-19
•
Granted: 1953-12-22
•
Expires: 1968-02-19
Abstract
No abstract record available.
Inventors
- 👤 Malmvik Elof
- 👤 Duner Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:26
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/2261; F04D29/2266
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1806929A
Cited
US1346926A
Cited
US1732761A
Cited
US1634246A
Cited
US1715597A
Cited
US1810297A
Cited
US1824863A
Cited
US2127865A
Cited
US2376744A
Cited
US2350448A
Cited
US2381823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |