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Magnetic spatula

US 2,873,136 A · Inventors: BENNET EUGENE L

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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 February 10, 1959. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by February 10, 1976.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledOctober 7, 1955
GrantedFebruary 10, 1959
Term endedFebruary 10, 1976
Application number—
Classification (CPC)B01L3/18
Length3 pages

Timeline

Timeline From USPTO dates

1956195919621965196819711974Application filedOct 7, 1955Patent grantedFeb 10, 1959Term endedFeb 10, 1976

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

Cross-check elsewhere

Google PatentsFull text, worldwide family, citing patents and legal events.patents.google.comJustia PatentsFull text, claims and classification.patents.justia.comFreePatentsOnlineFull text and PDF.freepatentsonline.comEspacenetForeign family and legal status.European Patent Office

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