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Fuel-oil burner

US 1,655,083 A · Inventors: HARRY BARLEY

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Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted January 3, 1928. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by January 3, 1945.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledAugust 31, 1925
GrantedJanuary 3, 1928
Term endedJanuary 3, 1945
Application number—
Classification (CPC)F23D11/04
Length5 pages

Timeline

Timeline From USPTO dates

1926192819301932193419361938194019421944Application filedAug 31, 1925Patent grantedJan 3, 1928Term endedJan 3, 1945

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