Granted Patent
Utility
US 5,385,681 · App. 08/091,813
Scouring agent composition for fabric
Inventors:
Toshio Sato, Masayuki Abe, Jureerut Phiu-On
Patented Case
View Patent ↗
Granted: Jan 31, 1995
Filed: Jul 13, 1993
Inventors
Toshio Sato
Masayuki Abe
Jureerut Phiu-On
Assignee (at issue)
Kao 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.