Download Docs
Export

PROCESS FOR ETCHING A METAL LAYER SYSTEM

10/267,335 | U.S. Patent Application

Interested in this case?

To schedule a demo, contact us at sales@docketalarm.com. Track this case, and find millions of cases like it, let us show you how.
Location ELECTRONIC
Filed Oct. 9, 2002
Examiner GEORGE A GOUDREAU
Class 438
Art Group 1763
Patent No. 6,869,886
Case Type Utility - 438/750000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child 101 49 736.9
Last Updated: 6 years, 3 months ago
Date # Transaction