Granted Patent
Utility
US 4,107,234 · App. 05/560,783
ABS Composition having improved impact strength and weather aging resistance and latex suspension process therefor
Inventor:
Robert J. Cornell
Patented Case
View Patent ↗
Granted: Aug 15, 1978
Filed: Mar 21, 1975
Inventor
Robert J. Cornell
Assignee (at issue)
Uniroyal Ltd.
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.