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US3117366A
Expired / Lapsed
US
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Cutting tool
Assignee: Individual
•
Filing: 1961-03-06
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Granted: 1964-01-14
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Sr Edwin C Castor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:44
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/02; B23C5/10; B23C2210/00; B23C2210/08; B23C2210/088; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1952; Y10T407/1962; Y10T407/1964; Y10T407/1966; Y10T407/24; Y10T407/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1307525A
Cited
GB190208725A
Cited
FR494319A
Cited
DE438354C
Cited
FR771631A
Cited
US2113554A
Cited
GB672117A
Cited
CH319309A
Cited
US2855657A
Cited
FR1230614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |