Granted Patent
Utility
US 4,593,079 · App. 06/383,650
Resin rheology control process and catalyst therefor
Inventors:
Louis J. Rekers, Stanley J. Katzen
Patented Case
View Patent ↗
Granted: Jun 3, 1986
Filed: Jun 1, 1982
Inventors
Louis J. Rekers
Stanley J. Katzen
Assignee (at issue)
National Distillers and Chemical Corporation
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.