Patent US2517051A successfully refreshed from Google Patents.
US3370492A
Expired / Lapsed
US
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Die cutting presses
Assignee: FL Smithe Machine Co Inc
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Filing: 1965-04-02
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Granted: 1968-02-27
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Expires: 1985-04-02
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Treff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:26
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/06; B26D7/0675; B26D7/01; B26D7/02; B26D7/025; B26D7/22; B26D7/24; B26F; B26F1/00; B26F1/38; B26F1/40; B26F1/405; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0476; Y10T83/05; Y10T83/162; Y10T83/173; Y10T83/175; Y10T83/444; Y10T83/4475; Y10T83/4478; Y10T83/869; Y10T83/8737; Y10T83/8745
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |