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PROTEIN PURIFICATION

11/398,447 | U.S. Patent Application

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Location ELECTRONIC
Filed April 5, 2006
Examiner DAVID A SAUNDERS
Class 435
Art Group 1644
Patent No. 7,531,645
Case Type Utility - 435/007100
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 10/949,683 Patented
Parent 10/253,366 Abandoned
Parent 09/304,465 Patented
Parent 60/84,459 Expired
Child 12/418,905 Abandoned
Child 13/313,931 Patented
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Last Updated: 2 years, 4 months ago
Date # Transaction