Download Docs
Export
Print

PURIFICATION OF BIOLOGICAL SUBSTANCES

10/444,272 | 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 May 23, 2003
Examiner ERNEST G THERKORN
Class 210
Art Group 1723
Patent No. 6,946,075
Case Type Utility - 210/635000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 09/707,203 Patented
Parent 09/255,186 Patented
Parent 10/109,148 Patented
Parent 09/707,203 Patented
Parent 09/255,186 Patented
Last Updated: 6 years, 5 months ago
Date # Transaction