US2793115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brazing alloys
Assignee: Lithium Corp of America Inc
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Filing: 1955-01-17
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Granted: 1957-05-21
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Expires: 1975-01-17
Abstract
No abstract record available.
Inventors
- 👤 Bredzs Nikolajs
- 👤 Domenic A Canonico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:29
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3006; C; C22; C22C; C22C5/00; C22C5/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
50 words
A NEW AND IMPROVED SALT-FLUXING, AIR-PROOF BRAZING ALLOY CONTAINING FROM ABOUT 0.1% TO ABOUT 2% LITHIUM, FROM ABOUT 0.3% TO ABOUT 2% NICKEL, A PART OF SAID NICKEL BEING DISPERSED IN SAID ALLOY IN THE FORM OF FINELY DIVIDED PARTICLES OF METALLIC NICKLE, AND THE BALANCE CONSISTING ESSENTIALLY OF SILVER.
Claim 2
Dependent Claim
50 words
A NEW AND IMPROVED SALT-FLUXING, AIR-PROOF BRAZING ALLOY CONTAINING FROM ABOUT 0.1% TO ABOUT 2% LITHIUM, FROM ABOUT 0.3% TO ABOUT 2% NICKEL, A PART OF SAID NICKEL BEING DISPERSED IN SAID ALLOY IN THE FORM OF FINELY DIVIDED PARTICLES OF METALLIC NICKLE, AND THE BALANCE CONSISTING ESSENTIALLY OF SILVER.
Claim 3
Dependent Claim
85 words
A NEW AND IMPROVED SELF-FLUXING, AIR-PROOF SILVER BASED BRAZING ALLOY CONTAINING FROM ABOUT 0.1% TO ABOUT 2% LITHIUM, BALANCE CONSISTING ESSENTIALLY OF SILVER, SAID ALLOY CARRYING A COATING THEREON OF NICKLE OF A THICKNESS SUCH THAT, WHEN SAID ALLOY IS MELTED IN A BRAZING OPERATION, THE NICKEL CONTENT OF SAID MOLTEN BRAZING ALLOY WILL FALL INTO THE RANGE OF ABOUT 0.3% TO ABOUT 2%, A PORTION OF SAID NICKLE BEING DISSOLVED AND A PORTION OF SAID NICKLE BEING DISPERSED IN THE FORM OF SMALL PARTICLES.
Claim 4
Dependent Claim
85 words
A NEW AND IMPROVED SELF-FLUXING, AIR-PROOF SILVER BASED BRAZING ALLOY CONTAINING FROM ABOUT 0.1% TO ABOUT 2% LITHIUM, BALANCE CONSISTING ESSENTIALLY OF SILVER, SAID ALLOY CARRYING A COATING THEREON OF NICKLE OF A THICKNESS SUCH THAT, WHEN SAID ALLOY IS MELTED IN A BRAZING OPERATION, THE NICKEL CONTENT OF SAID MOLTEN BRAZING ALLOY WILL FALL INTO THE RANGE OF ABOUT 0.3% TO ABOUT 2%, A PORTION OF SAID NICKLE BEING DISSOLVED AND A PORTION OF SAID NICKLE BEING DISPERSED IN THE FORM OF SMALL PARTICLES.
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) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |