Patent Yard Sign in
Expired design patentArchive

Ink cartridge

US D418,159 S · Assignee: Seiko Epson Corporation · Inventors: Nakazawa; Chiyoshige et al.

USPTO PDF

Overview

3 drawing sheets

Every sheet is in the USPTO PDF.

Open the USPTO PDF

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 December 28, 1999. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended December 28, 2013.
  • A design patent protects only how a product looks. We check US rights only.
FiledFebruary 27, 1998
GrantedDecember 28, 1999
Term endedDecember 28, 2013
Application numberD/084309
Classification (CPC)—
Length4 pages

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.