Granted Patent
Utility
US 6,406,672 · App. 09/494,072
Plasma retention structure providing internal flow
Inventors:
Raghbir S. Bhullar, Andrew D. Cothrel, Wolfgang Reiser
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Jan 28, 2000
Inventors
Raghbir S. Bhullar
Andrew D. Cothrel
Wolfgang Reiser
Assignee (at issue)
Roche Diagnostics GMBH
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.