Patent US1743786A successfully refreshed from Google Patents.
Patent US3501989A successfully refreshed from Google Patents.
US3501989A
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Adjustable slitter holder
Assignee: MICHAEL LUKACZYN JR
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Filing: 1968-01-18
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Granted: 1970-03-24
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Expires: 1988-01-18
Abstract
No abstract record available.
Inventors
- 👤 Michael Lukaczyn Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:39
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/02; B31; B31B; B31B50/00; B31B50/25; B31B50/256; B31F; B31F1/00; B31F1/08; B31F1/10; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7747; Y10T83/7809; Y10T83/7847; Y10T83/7859
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) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |