Patent US3055567A successfully refreshed from Google Patents.
US3055567A
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Blank forming apparatus and method
Assignee: FRANK M SAYFORD Co
•
Filing: 1957-10-22
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Granted: 1962-09-25
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Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank M Sayford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:24
CPC Classifications
B; B23; B23P; B23P15/00; B23P15/28; B23P15/40; B23P15/406; B26; B26F; B26F1/00; B26F1/38; B26F1/44; B26F3/00; B26F3/002; B26F1/384; Y; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T225/30; Y10T225/336; Y10T225/343
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1524576A
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US2066372A
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US2144980A
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US2397168A
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US2390072A
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US2429945A
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US2523153A
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US2682208A
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US2880799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |