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Reexamination of Patent No. 7,601,662, COPPER CHA ZEOLITE CATALYSTS

95/1,453 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 28, 2010
Examiner ALAN D DIAMOND
Class 502
Art Group 3991
Case Type Re-Examination - 502/060000
Status Reexamination Certificate issued
Original Case 12/38,423 Patented
Parent 60/891,835 Expired
Last Updated: 2 years, 6 months ago
Date # Transaction