US3409965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: MTI HOLDING Corp A DE CORP
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Filing: 1966-06-07
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Granted: 1968-11-12
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Expires: 1986-06-07
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:12
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/02; B23C5/10; B23C5/1009; B23C5/1018; B23C5/16; B23C5/18; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1946; Y10T407/1948; Y10T407/1952; Y10T407/1962; Y10T407/1964; Y10T407/1966; Y10T408/00; Y10T408/89; Y10T408/909
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) | 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 |