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Expired design patentArchive

Utility lamp for use with interchangeable base

US D577,142 S · Assignee: Alert Safety Lite Products Co., Inc. · Inventors: Kovacik; James D. et al.

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6 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.

Why it's free to use

  • Granted September 16, 2008. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended September 16, 2022.
  • A design patent protects only how a product looks. We check US rights only.
FiledAugust 15, 2007
GrantedSeptember 16, 2008
Term endedSeptember 16, 2022
Application numberD/283458
Classification (CPC)—
Length7 pages

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