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Expired design patentArchive

Edges of supports for playboard with easel

US D477,641 S · Assignee: Learning Curve International, Inc. · Inventors: Rothkopf; Richard et al.

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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 July 22, 2003. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended July 22, 2017.
  • A design patent protects only how a product looks. We check US rights only.
FiledFebruary 8, 2002
GrantedJuly 22, 2003
Term endedJuly 22, 2017
Application numberD/155422
Classification (CPC)—
Length5 pages

Timeline

Timeline From USPTO dates

2004200620082010201220142016Design grantedJuly 22, 2003Term endedJuly 22, 2017

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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