Granted Patent
Utility
US 5,728,859 · App. 08/742,079
Process for making monohydroxy-terminated phosphate compositions
Inventors:
Danielle A. Bright, Ronald L. Pirrelli
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Oct 31, 1996
Inventors
Danielle A. Bright
Ronald L. Pirrelli
Assignee (at issue)
AKZO NOBEL N.V.
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.