Granted Patent
Utility
US 5,328,765 · App. 07/951,147
Organic polymers having a modified surface and process therefor
Inventors:
Norman S. Anderson, Albert L. Promislow
Patented Case
View Patent ↗
Granted: Jul 12, 1994
Filed: Sep 28, 1992
Inventors
Norman S. Anderson
Albert L. Promislow
Assignee (at issue)
Hoechst Celanese Corporation
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.