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Printing cylinder and design sheet for use therewith

US 1,996,348 A · Inventors: ALBERT ROBINSON LESLIE THOMAS

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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 April 2, 1935. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by April 2, 1952.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledMarch 11, 1931
GrantedApril 2, 1935
Term endedApril 2, 1952
Application number—
Classification (CPC)B41F27/1256 +1 more
Length6 pages

Timeline

Timeline From USPTO dates

1932193519381941194419471950Application filedMarch 11, 1931Patent grantedApril 2, 1935Term endedApril 2, 1952

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