US2848952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump construction
Assignee: Creamery Package Manufacturing Co
•
Filing: 1953-05-29
•
Granted: 1958-08-26
•
Expires: 1973-05-29
Abstract
No abstract record available.
Inventors
- 👤 Alden H Wakeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:20
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/12; F04C2/123; F04C2/082; F04C2/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2455194A
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US2471149A
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US2567699A
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US2711136A
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US2533399A
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US2659313A
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US2665641A
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US2644402A
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US2782723A
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US2710581A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |