US3426835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting mechanism for continuous casting machine
Assignee: EW Bliss Co Inc
•
Filing: 1966-05-11
•
Granted: 1969-02-11
•
Expires: 1986-05-11
Abstract
No abstract record available.
Inventors
- 👤 Anatol Michelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:56
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/08; B22D11/085; Y; Y10; Y10T; Y10T403/00; Y10T403/59; Y10T403/591; Y10T403/592
Claims Analysis
Total Claims: 0
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US3351124A
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US3344844A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |