US3234014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copper base alloys
Assignee: Olin Corp
•
Filing: 1963-10-23
•
Granted: 1966-02-08
•
Expires: 1983-10-23
Abstract
No abstract record available.
Inventors
- 👤 Charles D Mclain
- 👤 Carl J Hechinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 15:30
CPC Classifications
C; C22; C22C; C22C9/00; C22C9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
AN ALLOY CONSISTING ESSENTIALLY OF FROM 29 TO 40% BY WEIGHT OF ZINC, FROM 3 TO 6% BY WEIGHT OF NICKEL, FROM 1.5 TO 2.5% BY WEIGHT OF IRON, FROM 7.5 TO 8.5% BY WEIGHT OF MANGANESE AND THE REMAINDER COPPER.
Claim 2
Dependent Claim
41 words
AN ALLOY CONSISTING ESSENTIALLY OF FROM 29 TO 40% BY WEIGHT OF ZINC, FROM 3 TO 6% BY WEIGHT OF NICKEL, FROM 1.5 TO 2.5% BY WEIGHT OF IRON, FROM 7.5 TO 8.5% BY WEIGHT OF MANGANESE AND THE REMAINDER COPPER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |