Granted Patent
Utility
US 6,541,673 · App. 09/997,887
Process for oxyalkylating phenolic compounds
Inventors:
Carmen L. Rodriguez, Jude T. Ruszkay
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Nov 30, 2001
Inventors
Carmen L. Rodriguez
Jude T. Ruszkay
Assignee (at issue)
Arco Chemical Technology, L.P.
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.