Patent US3465631A successfully refreshed from Google Patents.
US3465631A
Expired / Lapsed
US
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Self-sharpening slitter
Assignee: Beloit Eastern Corp
•
Filing: 1966-10-06
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Granted: 1969-09-09
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Expires: 1986-10-06
Abstract
No abstract record available.
Inventors
- 👤 George E Reeder Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:02
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/0006; B26D7/00; B26D7/08; B26D7/12; B26D2001/002; B26D2001/0046; B26D2001/0053; B26D2001/0066; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7809; Y10T83/783; Y10T83/929; Y10T83/9372; Y10T83/9403
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189421544A
Cited
GB114942A
Cited
GB415163A
Cited
US2367974A
Cited
US3186282A
Cited
US3173326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |