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Reciprocating piston and double slide and slide end plate engine and pump

US 3,042,011 A · Inventors: DYNE FENTON-SMITH DENZIL

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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.

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Why it's free to use

  • Granted July 3, 1962. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by July 3, 1979.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledDecember 28, 1953
GrantedJuly 3, 1962
Term endedJuly 3, 1979
Application number—
Classification (CPC)F02B75/28
Length22 pages

Timeline

Timeline From USPTO dates

195419571960196319661969197219751978Application filedDec 28, 1953Patent grantedJuly 3, 1962Term endedJuly 3, 1979

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Official USPTO records

Full published documentText and every drawing sheet as a PDF.USPTOFile historyStatus, office actions, notices, fee records and petitions.USPTO Patent CenterPatent Public Search recordSearchable full text and bibliographic data.USPTO

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