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Electrical printing method which changes image size during powder transfer

US 3,402,658 A · Inventors: OPDYCKE GEORGE L

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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 September 24, 1968. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by September 24, 1985.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJanuary 6, 1965
GrantedSeptember 24, 1968
Term endedSeptember 24, 1985
Application number—
Classification (CPC)B41M1/125 +1 more
Length3 pages

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