Patent US2776607A successfully refreshed from Google Patents.
US2776607A
Expired / Lapsed
US
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Mechanism for preparing blanks
Assignee: General Mills Inc
•
Filing: 1952-03-31
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Granted: 1957-01-08
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Expires: 1972-03-31
Abstract
No abstract record available.
Inventors
- 👤 Paul E Fischer
- 👤 Robert S Hedin
- 👤 Charles H Swanson
- 👤 Henry E Wissman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:08
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/60; B31B50/62; B31B2105/00; B31B2120/00; B31B2120/40; B31B2120/408; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4526
Claims Analysis
Total Claims: 0
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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) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |