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Apparatus for operating suction-actuated devices in connection with the suction passage of an internal-combustion engine

US 1,735,633 A · Inventors: BRAGG CALEB S et al.

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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 November 12, 1929. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by November 12, 1946.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
Filed—
GrantedNovember 12, 1929
Term endedNovember 12, 1946
Application number—
Classification (CPC)F02M13/04 +2 more
Length8 pages

Timeline

Timeline From USPTO dates

193019321934193619381940194219441946Patent grantedNov 12, 1929Term endedNov 12, 1946

Sources & verification

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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