Patent Yard Sign in
Expired, full termArchiveSolo inventor

Manifolding sheet

US 1,757,598 A · Inventors: SMITH JESSE A B

USPTO PDF

Overview

The published document from the USPTO: abstract, claims, description and drawings. 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 May 6, 1930. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by May 6, 1947.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJuly 14, 1925
GrantedMay 6, 1930
Term endedMay 6, 1947
Application number—
Classification (CPC)B41L1/00
Length4 pages

Timeline

Timeline From USPTO dates

19261929193219351938194119441947Application filedJuly 14, 1925Patent grantedMay 6, 1930Term endedMay 6, 1947

Sources & verification