US2729558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silver brazing alloys
Assignee: American Platinum Works
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Filing: 1952-05-03
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Granted: 1956-01-03
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Expires: 1972-05-03
Abstract
No abstract record available.
Inventors
- 👤 Bayes Ross
- 👤 Henry B Aull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:41
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
AN ALLOY ESPECIALLY SUITED FOR UNITING BASE METALS FOR PRODUCING A JOINT CAPABLE OF WITHSTANDING HIGH STRESSES AND TEMPERATURE COMPRISING 25% TO 35% COPPER, A MINIMUM OF 10% ZINC AND 10% TO 17% MANGANESE, WITH THE SUM OF THE MAGANESE AND ZINC CONTENT BEING APPROXIMATELY 25-30%, AND 40% TO 50% OF SILVER, SAID COPPER, ZINC, MANGANESE AND SILVER ESSENTIALLY CONSTITUTING ALL OF THE ALLOY.
Claim 2
Dependent Claim
64 words
AN ALLOY ESPECIALLY SUITED FOR UNITING BASE METALS FOR PRODUCING A JOINT CAPABLE OF WITHSTANDING HIGH STRESSES AND TEMPERATURE COMPRISING 25% TO 35% COPPER, A MINIMUM OF 10% ZINC AND 10% TO 17% MANGANESE, WITH THE SUM OF THE MAGANESE AND ZINC CONTENT BEING APPROXIMATELY 25-30%, AND 40% TO 50% OF SILVER, SAID COPPER, ZINC, MANGANESE AND SILVER ESSENTIALLY CONSTITUTING ALL OF THE ALLOY.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |