US2602398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet booster pump
Assignee: Individual
•
Filing: 1947-10-17
•
Granted: 1952-07-08
•
Expires: 1967-10-17
Abstract
No abstract record available.
Inventors
- 👤 Alfred E Nittka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:56
CPC Classifications
F; F04; F04F; F04F5/00; F04F5/44; F04F5/46; F04F5/464; F04D; F04D9/00; F04D9/04; F04D9/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-08 | 1956-01-07 | 1956-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-08 | 1960-01-07 | 1960-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-08 | 1964-01-07 | 1964-07-08 | $7700.00 | Window Closed / Lapsed |