Granted Patent
Utility
US 5,358,560 · App. 07/771,908
Solid-form additive systems dispersible in aqueous media and method for their preparation
Inventors:
Brenda J. Hitch, Mahendra K. Sharma, Leo P. Voetgli
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Oct 4, 1991
Inventors
Brenda J. Hitch
Mahendra K. Sharma
Leo P. Voetgli
Assignee (at issue)
Eastman Chemical 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.