Granted Patent
Utility
US 6,602,937 · App. 09/863,992
Redispersible synthetic resin powder and use thereof
Inventors:
Kouji Hara, Mitsuo Shibutani, Kiyoharu Kitamura
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: May 23, 2001
Inventors
Kouji Hara
Mitsuo Shibutani
Kiyoharu Kitamura
Assignee (at issue)
Nippon Synthetic Industry Co., 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.