Granted Patent
Utility
US 6,218,129 · App. 09/079,435
Inflammatory bowel disease first step assay system
Inventors:
Michael J. Walsh, Steven Rose
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: May 15, 1998
Inventors
Michael J. Walsh
Steven Rose
Assignee (at issue)
PROMETHEUS LABORATORIES 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.