Granted Patent
Utility
US 5,567,784 · App. 08/530,625
Process for producing diene rubbers polymerized by means of Nd catalysts and exhibiting reduced cold flow and low intrinsic odor
Inventors:
Wolfgang Wieder, Dieter Kuhlmann, Wolfgang Nentwig
Patented Case
View Patent ↗
Granted: Oct 22, 1996
Filed: Sep 20, 1995
Inventors
Wolfgang Wieder
Dieter Kuhlmann
Wolfgang Nentwig
Assignee (at issue)
Bayer Aktiengesellschaft
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.