Patent Yard Sign in
Expired design patentArchive

Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book

US D365,840 S · Assignee: Casio Computer Co., Ltd. · Inventors: Kurabuti; Yuuiti et al.

USPTO PDF

Overview

The published document from the USPTO: abstract, claims, description. Open it full size

Read the whole patent

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.

Google PatentsUSPTO PDF

Why it's free to use

  • Granted January 2, 1996. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended January 2, 2010.
  • A design patent protects only how a product looks. We check US rights only.
FiledNovember 1, 1994
GrantedJanuary 2, 1996
Term endedJanuary 2, 2010
Application numberD/030527
Classification (CPC)—
Length4 pages

Timeline

Timeline From USPTO dates

1997199920012003200520072009Design grantedJan 2, 1996Term endedJan 2, 2010

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

Everything on this page comes from the USPTO record linked above.