Granted Patent
Utility
US 6,465,539 · App. 09/658,737
Elastic coating system comprising UV-curable urethane (meth)acrylates containing isocyanate groups and its use
Inventors:
Jan Weikard, Wolfgang Fischer, Claus Kobusch, Wolfram Küttner
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Sep 11, 2000
Inventors
Jan Weikard
Wolfgang Fischer
Claus Kobusch
Wolfram Küttner
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.