US2882827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for a pump
Assignee: FREEZ KING CORP
•
Filing: 1952-12-15
•
Granted: 1959-04-21
•
Expires: 1972-12-15
Abstract
No abstract record available.
Inventors
- 👤 Armando F Conto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:25
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/14; A23G9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US750115A
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US1201660A
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US1493259A
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US1489143A
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US2099253A
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US2351828A
Cited
US2481320A
Cited
US2550942A
Cited
US2777393A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |