Granted Patent
Utility
US 4,804,737 · App. 07/072,880
Siloxanes, their synthesis and use as deaerating agents for curable resins of plastisols
Inventors:
Roland Berger, Hans-Ferdi Fink, Otto Klocker
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Jul 14, 1987
Inventors
Roland Berger
Hans-Ferdi Fink
Otto Klocker
Assignee (at issue)
Th. Goldschmidt. AG
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.