US3538589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for reclaiming composite metal scrap
Assignee: Olin Corp
•
Filing: 1969-04-01
•
Granted: 1970-11-10
•
Expires: 1989-04-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph Winter
- 👤 Alan J Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:04
CPC Classifications
C; C22; C22B; C22B7/00; C22B7/001; C22B7/002; C22B7/005; Y; Y02; Y02P; Y02P10/00; Y02P10/20; Y10; Y10S; Y10S156/00; Y10S156/918; Y10S156/919; Y10S156/934; Y10S156/935; Y10T; Y10T156/00; Y10T156/11; Y10T156/19; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49821
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2438759A
Cited
US2458908A
Cited
US2753623A
Cited
US2747265A
Cited
US3083451A
Cited
US3068564A
Cited
US3435504A
Cited
US3401446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |