NOCOPI International, Inc.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B41M PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5532200 Latent image printing process and apparatus and substrate thereforNov 16, 94Jul 02, 96[B41M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5476830 Latent image printing substrateExpiredAug 10, 94Dec 19, 95[B41M]
4867481 Anti-photocopying paper and/or anti-telefacsimile paperExpiredFeb 24, 88Sep 19, 89[B41M, G09F, B42D]

Top Inventors for This Owner

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