US2610474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of congelation and apparatus for use in connection therewith
Assignee: Flakice Corp
•
Filing: 1940-08-15
•
Granted: 1952-09-16
•
Expires: 1960-08-15
Abstract
No abstract record available.
Inventors
- 👤 Field Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:51
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/12; F25C1/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US666703A
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US1528043A
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US2005733A
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US2005734A
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US1987170A
Cited
US2026214A
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DE603859C
Cited
US2100151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |