Granted Patent
Utility
US 5,312,865 · App. 07/955,910
Coating compositions
Inventors:
Rainer Hoefer, Roland Gruetzmacher, Gerhard Kaindl
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: Dec 15, 1992
Inventors
Rainer Hoefer
Roland Gruetzmacher
Gerhard Kaindl
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.