US3518917A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of supplying fluids to machine tools
Assignee: METAL CHEM Inc
•
Filing: 1969-02-07
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Granted: 1970-07-07
•
Expires: 1989-02-07
Abstract
No abstract record available.
Inventors
- 👤 Clyde A Sluhan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:32
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/10; B23Q11/1038; B23Q11/1061; Y; Y10; Y10T; Y10T408/00; Y10T408/44; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T409/303976; Y10T409/304032; Y10T82/00; Y10T82/25; Y10T82/2572
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2578040A
Cited
US2384225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |