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Expired design patentArchiveSolo inventor

Catheterization needle

US D247,975 S · Inventors: Luther; Ronald B.

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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.

Why it's free to use

  • Granted May 23, 1978. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended May 23, 1992.
  • A design patent protects only how a product looks. We check US rights only.
FiledJuly 30, 1976
GrantedMay 23, 1978
Term endedMay 23, 1992
Application number05/710336
Classification (CPC)—
Length4 pages

Timeline

Timeline From USPTO dates

1979198119831985198719891991Design grantedMay 23, 1978Term endedMay 23, 1992

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