Patent US3136031A successfully refreshed from Google Patents.
US3136031A
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US
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Assignee: Individual
•
Filing: 1961-07-11
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Granted: 1964-06-09
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Expires: 1981-07-11
Abstract
No abstract record available.
Inventors
- 👤 James P Cassidy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:57
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1666; B23B27/1674; Y; Y10; Y10T; Y10T407/00; Y10T407/11; Y10T407/112; Y10T407/22; Y10T407/2202; Y10T407/2206; Y10T407/227; Y10T407/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734256A
Cited
US1629667A
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US2425242A
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US2645003A
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US2687563A
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US3059316A
Cited
AT195722B
Cited
US2887760A
Cited
US2949662A
Cited
US3052952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |