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US3222165A Expired / Lapsed US ⏱️ 0.0 years remaining

Nickel chromium base alloy products

Assignee: Rolls Royce PLC
•
Filing: 1959-11-24
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Granted: 1965-12-07
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Expires: 1979-11-24
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Abstract

No abstract record available.

Inventors

  • 👤 Bird Jack Raymond
  • 👤 Meetham Geoffrey William
  • 👤 Wheeler Marcus Alan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 14:31
CPC Classifications
C; C22; C22F; C22F1/00; C22F1/10; B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3033; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/055

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 48 words
A FORMED METAL ARTICLE HAVING A WELD THEREIN, THE METAL OF SAID ARTICLE AND OF SAID WELD CONSISTING BY WEIGHT ESSENTIALLY OF APPROXIMATELY 21.00% CHROMIUM, 20.00% COBALT, 6.1% MOLYBDENUM, 2.12% TITANIUM, 0.45% ALUMINUM, 0.40% MANGANESE, 0.30% SILICON, AND THE BALANCE NICKEL, APART FROM IMPURITIES AND RESIDUALS FROM DE-OXIDIZERS.
Claim 2
Dependent Claim 48 words
A FORMED METAL ARTICLE HAVING A WELD THEREIN, THE METAL OF SAID ARTICLE AND OF SAID WELD CONSISTING BY WEIGHT ESSENTIALLY OF APPROXIMATELY 21.00% CHROMIUM, 20.00% COBALT, 6.1% MOLYBDENUM, 2.12% TITANIUM, 0.45% ALUMINUM, 0.40% MANGANESE, 0.30% SILICON, AND THE BALANCE NICKEL, APART FROM IMPURITIES AND RESIDUALS FROM DE-OXIDIZERS.

References Cited (Backward Citations)

BE532000A Cited
US2712498A Cited
US2747993A Cited
US2781264A Cited
US2805154A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-12-06 1969-06-07 1969-12-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-12-06 1973-06-07 1973-12-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-12-06 1977-06-07 1977-12-07 $7700.00 Window Closed / Lapsed

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