US3481020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for reclaiming composite metal scrap
Assignee: Olin Corp
•
Filing: 1967-02-28
•
Granted: 1969-12-02
•
Expires: 1987-02-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph Winter
- 👤 Alan J Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:41
CPC Classifications
C; C22; C22B; C22B7/00; C22B7/001; C22B7/002; C22B7/005; Y; Y02; Y02P; Y02P10/00; Y02P10/20; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49821
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2438759A
Cited
US2458908A
Cited
US2753623A
Cited
US2747265A
Cited
US3083451A
Cited
US3068564A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |