US3282680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of degassing copper alloys
Assignee: Olin Corp
•
Filing: 1963-10-01
•
Granted: 1966-11-01
•
Expires: 1983-10-01
Abstract
No abstract record available.
Inventors
- 👤 James E Dore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:33
CPC Classifications
C; C22; C22B; C22B15/00; C22B15/0026; C22B15/006; C22B9/00; C22B9/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB312917A
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GB351177A
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US1965190A
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US2080159A
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US3144323A
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US3194695A
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US3078531A
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |