Granted Patent
Utility
US 4,523,983 · App. 06/590,458
Reactive plastisol dispersion
Inventor:
Shiow-Ching Lin
Patented Case
View Patent ↗
Granted: Jun 18, 1985
Filed: Apr 30, 1984
Inventor
Shiow-Ching Lin
Assignee (at issue)
W. R. Grace & Co.
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.