US3067590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pumping apparatus for refrigerator systems
Assignee: Individual
•
Filing: 1960-07-06
•
Granted: 1962-12-11
•
Expires: 1980-07-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles P Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:51
CPC Classifications
F; F25; F25B; F25B25/00; F25B25/005; F25B41/00; F25B2400/00; F25B2400/14; F25B2400/23; Y; Y10; Y10S; Y10S62/00; Y10S62/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1433733A
Cited
US1944472A
Cited
US2156096A
Cited
US2519010A
Cited
US2844945A
Cited
US2754665A
Cited
US2775204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |