US2302980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for briquetting aluminum and aluminum alloy scrap
Assignee: Individual
•
Filing: 1940-09-13
•
Granted: 1942-11-24
•
Expires: 1960-09-13
Abstract
No abstract record available.
Inventors
- 👤 Stern Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:15
CPC Classifications
C; C22; C22B; C22B21/00; C22B21/0007; Y; Y02; Y02P; Y02P10/00; Y02P10/20; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49751; Y10T29/49753
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-11-23 | 1946-05-25 | 1946-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-11-23 | 1950-05-25 | 1950-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-11-23 | 1954-05-25 | 1954-11-24 | $7700.00 | Window Closed / Lapsed |