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Expired, full termArchiveSolo inventor

Process of increasing the solubility of extracts.

US 764,483 A

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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 5, 1904. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by July 5, 1921.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
Filed—
GrantedJuly 5, 1904
Term endedJuly 5, 1921
Application number—
Classification (CPC)A23L2/105
Length2 pages

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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