US2629656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic alloy which sets at room temperature
Assignee: Alcoa Corp
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Filing: 1951-02-16
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Granted: 1953-02-24
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Expires: 1971-02-16
Abstract
No abstract record available.
Inventors
- 👤 Jr John P Lyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:28
CPC Classifications
A; A61; A61K; A61K6/00; A61K6/80; A61K6/84; A61K6/844
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A HARDENABLE ALLOY COMPOSED ESSENTIALLY OF NOT LESS THAN 49% SILVER, NOT LESS THAN 18% TIN, 10 TO 25% GALLIUM, 1 TO 6% COPPER AND 0.05 TO 1.5% ZINIC.
Claim 2
Dependent Claim
29 words
A HARDENABLE ALLOY COMPOSED ESSENTIALLY OF NOT LESS THAN 49% SILVER, NOT LESS THAN 18% TIN, 10 TO 25% GALLIUM, 1 TO 6% COPPER AND 0.05 TO 1.5% ZINIC.
References Cited (Backward Citations)
US1963085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |