Patent Yard Sign in
Expired, full termArchiveSolo inventor

Card-file.

US 767,357 A

USPTO PDF

Overview

2 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.

Why it's free to use

  • Granted August 9, 1904. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by August 9, 1921.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
Filed—
GrantedAugust 9, 1904
Term endedAugust 9, 1921
Application number—
Classification (CPC)B42F13/16 +1 more
Length4 pages

Sources & verification