Granted Patent
Utility
US 5,228,908 · App. 07/706,332
Solium formate fluidized polymer suspensions process
Inventors:
Charles L. Burdick, Jackie N. Pullig
Patented Case
View Patent ↗
Granted: Jul 20, 1993
Filed: May 28, 1991
Inventors
Charles L. Burdick
Jackie N. Pullig
Assignee (at issue)
Aqualon 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.