US3240688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum alloy electrode
Assignee: Olin Corp
•
Filing: 1964-04-21
•
Granted: 1966-03-15
•
Expires: 1984-04-21
Abstract
No abstract record available.
Inventors
- 👤 Michael J Pryor
- 👤 Douglas S Keir
- 👤 Philip R Sperry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:21
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/38; H01M4/46; C; C22; C22C; C22C21/00; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/12; C23F13/14; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
AN ALUMINUM BASE ALLOY CONSISTING ESSENTIALLY OF AT LEAST 90 PERCENT ALUMINUM, BETWEEN 0.04 AND 0.5 PERCENT TIN AND BETWEEN 0.005 AND 1.0 PERCENT GALLIUM, WITH THE TIN BEING RETAINED IN SOLID SOLUTION TO THE MAXIMUM DEGREE, SAID MAXIMUM DEGREE BEING 0.1 PERCENT.
Claim 2
Dependent Claim
43 words
AN ALUMINUM BASE ALLOY CONSISTING ESSENTIALLY OF AT LEAST 90 PERCENT ALUMINUM, BETWEEN 0.04 AND 0.5 PERCENT TIN AND BETWEEN 0.005 AND 1.0 PERCENT GALLIUM, WITH THE TIN BEING RETAINED IN SOLID SOLUTION TO THE MAXIMUM DEGREE, SAID MAXIMUM DEGREE BEING 0.1 PERCENT.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |