US3073269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metallic brazing mixture
Assignee: General Electric Co
•
Filing: 1957-12-24
•
Granted: 1963-01-15
•
Expires: 1977-12-24
Abstract
No abstract record available.
Inventors
- 👤 Iii George Sidney Hoppin
- 👤 Schwegman Ralph Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:20
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3033; B23K35/304; B23K35/3046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A METALLIC BRAZING MIXTURE CONSISTING ESSENTIALLY OF ABOUT 10-30% BY WEIGHT OF A POWERED METAL SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT AND THEIR ALLOYS AND MIXTURES; AND ABOUT 70-90% NY WEIGHT OF A POWERED NICKEL-BASE BRAZING ALLOY CONTAINING SIGNIFICANT AMOUNTS OF AT LEAST TWO ELEMENTS SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, SILICON, AND BORON, FORMULATED SO AS TO HAVE A MELTING POINT SIGNIFICANTLY LOWER THAN THAT OF THE POWERED METAL.
Claim 2
Dependent Claim
74 words
A METALLIC BRAZING MIXTURE CONSISTING ESSENTIALLY OF ABOUT 10-30% BY WEIGHT OF A POWERED METAL SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT AND THEIR ALLOYS AND MIXTURES; AND ABOUT 70-90% NY WEIGHT OF A POWERED NICKEL-BASE BRAZING ALLOY CONTAINING SIGNIFICANT AMOUNTS OF AT LEAST TWO ELEMENTS SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, SILICON, AND BORON, FORMULATED SO AS TO HAVE A MELTING POINT SIGNIFICANTLY LOWER THAN THAT OF THE POWERED METAL.
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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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |