Download Docs
Export

METHODS OF PRODUCING SECURITY DOCUMENTS HAVING DIGITALLY ENCODED DATA AND DOCUMENTS EMPLOYING SAME.

09/287,940 | U.S. Patent Application

Interested in this case?

Request a Demo Track this case, and find millions of cases like it, let us show you how.
Location FILE REPOSITORY (FRANCONIA)
Filed April 7, 1999
Examiner JAYANTI K PATEL
Class 382
Art Group 2625
Patent No. 6,580,819
Case Type Utility - 382/135000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 60/82,228 Expired
Parent 08/967,693 Patented
Parent 08/614,521 Patented
Parent 08/215,289 Abandoned
Parent 08/154,866 Abandoned
Parent 08/951,858 Patented
Show All
Last Updated: 4 years, 8 months ago
Date # Transaction