Granted Patent
Utility
US 5,142,008 · App. 07/737,719
Method of producing suspension polymers and improved suspension polymers
Inventors:
Hans-Joachim Holle, Peter Reinhard
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Jul 30, 1991
Inventors
Hans-Joachim Holle
Peter Reinhard
Assignee (at issue)
Degussa 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.