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US3385286A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydrogen-oxygen catalytic heater

Assignee: Westinghouse Electric Corp
•
Filing: 1967-01-25
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Granted: 1968-05-28
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Expires: 1987-01-25
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Abstract

No abstract record available.

Inventors

  • 👤 William J Jones

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 11:10
CPC Classifications
C; C01; C01B; C01B5/00; C01B3/00; C01B3/02; C01B3/06; C01B3/061; C01B3/08; C01B3/10; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/36

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2938356A Cited
US2966684A Cited
US3075361A Cited
US3161192A Cited
US3085405A Cited
US3182653A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-05-28 1971-11-27 1972-05-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-05-28 1975-11-27 1976-05-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-05-28 1979-11-27 1980-05-28 $7700.00 Window Closed / Lapsed

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