Granted Patent
Utility
US 5,237,004 · App. 07/679,411
Thermoplastic and thermoset polymer compositions
Inventors:
Jiun-Chen Wu, William J. Work, David L. Dunkelberger, Newman M. Bortnick
Patented Case
View Patent ↗
Granted: Aug 17, 1993
Filed: Apr 2, 1991
Inventors
Jiun-Chen Wu
William J. Work
David L. Dunkelberger
Newman M. Bortnick
Assignee (at issue)
Rohm and Haas 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.