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US3409964A
Expired / Lapsed
US
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Pin retainer for throw-away inserts
Assignee: Santrade Ltd
•
Filing: 1968-01-22
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Granted: 1968-11-12
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Expires: 1988-01-22
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Jessop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:03
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1662; B23B2205/00; B23B2205/04; B23B2205/16; B23B2260/00; B23B2260/136; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2272; Y10T407/2274; Y10T407/2276; Y10T407/2278
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3289273A
Cited
US3320654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |