Granted Patent
Utility
US 5,210,135 · App. 07/936,069
ABS moulding compounds with improved yield stress
Inventors:
Herbert Eichenauer, Alfred Pischtschan, Karl-Heinz Ott
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: Aug 26, 1992
Inventors
Herbert Eichenauer
Alfred Pischtschan
Karl-Heinz Ott
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.