Patent US2605378A successfully refreshed from Google Patents.
US2605378A
Expired / Lapsed
US
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Flatiron and method of producing same
Assignee: General Mills Inc
•
Filing: 1947-08-21
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Granted: 1952-07-29
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Expires: 1967-08-21
Abstract
No abstract record available.
Inventors
- 👤 Frank W Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:48
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1143572A
Cited
US1742558A
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US1993956A
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US1996157A
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US2124984A
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US2415795A
Cited
US2462942A
Cited
US2486352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |