Granted Patent
Utility
US 6,723,522 · App. 09/868,572
Sodium bicarbonate cotransporter protein
Inventors:
Hiroyuki Kimura, Tomohiro Kawamoto, Hidekazu Sawada
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jun 20, 2001
Inventors
Hiroyuki Kimura
Tomohiro Kawamoto
Hidekazu Sawada
Assignee (at issue)
Takeda Chemical Industries Ltd.
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.