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US3565591A Expired / Lapsed US ⏱️ 0.0 years remaining

Titanium-zirconium-germanium brazing alloy

Assignee: United States Atomic Energy Commission
•
Filing: 1969-03-28
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Granted: 1971-02-23
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Expires: 1989-03-28
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Abstract

Abstract THIS INVENTION RELATES TO NEW AND IMPROVED TERNARY ALLOY HAVING PARTICULAR UTILITY IN BRAZING PARTS MADE OF GRAPHITE OR A REFRACTORY METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM, ZIRCONIUM, HAFNIUM, VANADIUM, NIOBIUM, CHROMIUM, TANTALUM, TUNGSTEN, AND MOLYBDENUM, AND ALLOYS CONTAINING SAID METAL AS A PREDOMINANT AL- LOYING INGREDIENT, SAID BRAZING ALLOY CONSISTING ESSENTIALLY OF, BY WEIGHT, 55 TO 75 PERCENT TITANIUM, 15 TO 35 PERCENT ZIRCONIUM, AND 10 TO 20 PERCENT GERMANIUM.

Inventors

  • 👤 Domenic A Canonico
  • 👤 Nancy C Cole
  • 👤 Clarence W Houck

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 18:47
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/32; B23K35/325; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12812

Claims Analysis

Total Claims: 0
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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) 1974-02-22 1974-08-24 1975-02-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-22 1978-08-24 1979-02-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-22 1982-08-24 1983-02-23 $7700.00 Window Closed / Lapsed

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