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USRE26907E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum alloys and articles made therefrom
Assignee: —
•
Filing: 1969-05-13
•
Granted: 1970-06-09
•
Expires: 1989-05-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:01
CPC Classifications
C; C22; C22C; C22C21/00; C22C21/12
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) | 1973-06-08 | 1973-12-08 | 1974-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-08 | 1977-12-08 | 1978-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-08 | 1981-12-08 | 1982-06-09 | $7700.00 | Window Closed / Lapsed |