Granted Patent
Utility
US 6,231,982 · App. 08/988,628
Particle reagents having reduced matrix effects and containing an aldehyde-reactive functional group
Inventor:
Chengrong Wang
Patented Case
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Granted: May 15, 2001
Filed: Dec 10, 1997
Inventor
Chengrong Wang
Assignee (at issue)
Dade Behring 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.