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Surgical instrument for performing a tracheotomy

US 3,104,666 A · Inventors: HALE MYRON T et al.

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2 drawing sheets

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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 September 24, 1963. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by September 24, 1980.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledNovember 2, 1962
GrantedSeptember 24, 1963
Term endedSeptember 24, 1980
Application number—
Classification (CPC)A61M16/0472 +1 more
Length5 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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