Granted Patent
Utility
US 6,730,741 · App. 09/926,558
Processing aid, vinyl chloride resin composition containing the same, and process for producing molded article with the same
Inventors:
Souichiro Honda, Akira Nakata, Ken Tsuchibe
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Feb 1, 2002
Inventors
Souichiro Honda
Akira Nakata
Ken Tsuchibe
Assignee (at issue)
MITSUBISHI ELECTRIC 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.