US2916044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover and serving valve for freezers
Assignee: PHELAN
•
Filing: 1956-09-18
•
Granted: 1959-12-08
•
Expires: 1976-09-18
Abstract
No abstract record available.
Inventors
- 👤 Louis A M Phelan
- 👤 Ira G Brinegar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:35
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/28; A23G9/281; Y; Y10; Y10S; Y10S33/00; Y10S33/19; Y10T; Y10T137/00; Y10T137/6851; Y10T137/7036
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US223886A
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US1182375A
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US1299480A
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US1939495A
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US2018784A
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US2121281A
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US2360733A
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US2628062A
Cited
US2610478A
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US2645911A
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US2600010A
Cited
US2798690A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |