Patent US3525136A successfully refreshed from Google Patents.
US3525136A
Expired / Lapsed
US
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Clamping arrangement
Assignee: Kennametal Inc
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Filing: 1968-05-15
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Granted: 1970-08-25
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Expires: 1988-05-15
Abstract
No abstract record available.
Inventors
- 👤 Melvin A Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:35
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1662; B23B2205/00; B23B2205/04; B23B2205/16; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/227; Y10T407/2272; Y10T407/2274; Y10T407/2276; Y10T407/2278
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) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |