US2470563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump
Assignee: Individual
•
Filing: 1944-01-03
•
Granted: 1949-05-17
•
Expires: 1964-01-03
Abstract
No abstract record available.
Inventors
- 👤 Irving C Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:02
CPC Classifications
F; F02; F02M; F02M37/00; F02M37/04; F02M37/08; F02M37/10; F02M37/103; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/08; F04D13/086; F04D29/00; F04D29/08; F04D29/10; F04D29/106; F04D29/60; F04D29/605; F04D29/606; F05; F05D; F05D2260/00; F05D2260/60; F05D2260/602; F05D2260/6022
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1380943A
Cited
US1428238A
Cited
GB240486A
Cited
US1736002A
Cited
US1778787A
Cited
US1954824A
Cited
US1974678A
Cited
US2002914A
Cited
US2011341A
Cited
US2055481A
Cited
US2312526A
Cited
US2369440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |