Granted Patent
Utility
US 4,742,131 · App. 06/939,690
Method of controlling polymerization temperature
Inventors:
Tadashi Asanuma, Mitsuru Ito, Kaneo Ito, Yoshiyuki Funakoshi, Akihiko Nakajima
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Dec 9, 1986
Inventors
Tadashi Asanuma
Mitsuru Ito
Kaneo Ito
Yoshiyuki Funakoshi
Akihiko Nakajima
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.