Granted Patent
Utility
US 6,252,054 · App. 09/444,305
Immobilization of SH group-containing compounds in the presence of a sulfite-containing antioxidant
Inventors:
Eiji Ogino, Takehiro Nishimoto, Michio Nomura
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Nov 22, 1999
Inventors
Eiji Ogino
Takehiro Nishimoto
Michio Nomura
Assignee (at issue)
KANEKA 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.