Granted Patent
Utility
US 4,952,326 · App. 07/235,266
Dispersion of particulates in an aqueous medium
Inventors:
Zahid Amjad, William F. Masler, III
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Aug 23, 1988
Inventors
Zahid Amjad
William F. Masler, III
Assignee (at issue)
B. F. Goodrich Company
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.