Granted Patent
Utility
US 6,710,079 · App. 09/686,683
Composition and method for preparing amino acid chelates and complexes free of interfering complex ions
Inventors:
H. DeWayne Ashmead, Stephen D. Ashmead, David C. Wheelwright, Clayton Ericson, Mark Pedersen
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Oct 11, 2000
Inventors
H. DeWayne Ashmead
Stephen D. Ashmead
David C. Wheelwright
Clayton Ericson
Mark Pedersen
Assignee (at issue)
Albion International, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.