DOLJACK FRANK A.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G09C CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY 210
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7283630 Verification of authenticity of goods by use of random numbersJan 21, 00Oct 16, 07[G09C]
6442276 Verification of authenticity of goods by use of random numbersJul 21, 97Aug 27, 02[H04L, G09C, G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6681214 Secure system for printing authenticating digital signaturesExpiredJun 29, 99Jan 20, 04[G06F]

Top Inventors for This Owner

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