Granted Patent
Utility
US 6,762,021 · App. 09/725,752
Method for diagnosis of crohn's disease
Inventors:
Katsushi Tokunaga, Naoyuki Tsuchiya
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: May 22, 2001
Inventors
Katsushi Tokunaga
Naoyuki Tsuchiya
Assignee (at issue)
MITSUBISHI PHARMA CORPORATION
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.