Patent US3446104A successfully refreshed from Google Patents.
US3446104A
Expired / Lapsed
US
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Web slitting machine
Assignee: J W CLEMENT CO
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Filing: 1967-03-06
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Granted: 1969-05-27
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Expires: 1987-03-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Bushnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:13
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/02; B26D1/025; B26D3/00; B26D3/16; B26D7/00; B26D2007/0012; B26D2007/0075; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16426; Y10T82/16655; Y10T82/16704; Y10T83/00; Y10T83/647; Y10T83/6584; Y10T83/869; Y10T83/8776; Y10T83/889; Y10T83/896
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) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |