Patent Yard Sign in
Expired design patentArchive

Telephone set

US D298,239 S · Assignee: Sharp Corporation · Inventors: Hirose; Yoshitsugu 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.

Why it's free to use

  • Granted October 25, 1988. A US design patent lasts 14 years from grant (15 if filed from May 13, 2015), so this one ended October 25, 2002.
  • A design patent protects only how a product looks. We check US rights only.
FiledSeptember 9, 1987
GrantedOctober 25, 1988
Term endedOctober 25, 2002
Application number07/094923
Classification (CPC)—
Length4 pages

Timeline

Timeline From USPTO dates

1989199119931995199719992001Design grantedOct 25, 1988Term endedOct 25, 2002

Sources & verification