Granted Patent
Utility
US 5,728,872 · App. 08/266,330
Stabilized acrylic acid compositions
Inventor:
Lutz Riemenschneider
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Jun 27, 1994
Inventor
Lutz Riemenschneider
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.