Patent US2905398A successfully refreshed from Google Patents.
US2905398A
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Ice cracking apparatus
Assignee: Dynamics Corp of America
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Filing: 1957-03-14
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Granted: 1959-09-22
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Expires: 1977-03-14
Abstract
No abstract record available.
Inventors
- 👤 Angelis Angelo C De
- 👤 Jr Harry E Butterfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:27
CPC Classifications
F; F25; F25C; F25C5/00; F25C5/02; F25C5/04; F25C5/046; Y; Y10; Y10S; Y10S241/00; Y10S241/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US652919A
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US1185322A
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US1816050A
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US1873351A
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US2181000A
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US2203672A
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US2343757A
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US2760728A
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US2684207A
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US2846155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |