Granted Patent
Utility
US 6,066,708 · App. 08/921,418
Copolymer production, product thereof and diluent removal therefrom
Inventors:
Larry L. Nash, Carleton E. Stouffer, George A. Moczygemba, Richard Peacock, Ralph C. Farrar
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Aug 29, 1997
Inventors
Larry L. Nash
Carleton E. Stouffer
George A. Moczygemba
Richard Peacock
Ralph C. Farrar
Assignee (at issue)
Phillips Petroleum 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.