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Metallic reenforcing core for golf-club shafts and the like, and method of making the same

US 1,577,159 A · Inventors: BARRETT HAROLD G

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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 March 16, 1926. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by March 16, 1943.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJuly 17, 1925
GrantedMarch 16, 1926
Term endedMarch 16, 1943
Application number—
Classification (CPC)A63B60/00 +2 more
Length4 pages

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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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