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Manufacture of concrete piles

US 1,598,059 A · Inventors: CYKLER EMIL F

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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 August 31, 1926. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by August 31, 1943.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJanuary 29, 1923
GrantedAugust 31, 1926
Term endedAugust 31, 1943
Application number—
Classification (CPC)B28B21/86
Length3 pages

Timeline

Timeline From USPTO dates

1924192619281930193219341936193819401942Application filedJan 29, 1923Patent grantedAug 31, 1926Term endedAug 31, 1943

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