Granted Patent
Utility
US 6,475,347 · App. 09/924,276
High boiling inhibitors for distillable, polymerizable monomers
Inventors:
Robert E. Sheridan, Kenneth W. Hartman
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Aug 8, 2001
Inventors
Robert E. Sheridan
Kenneth W. Hartman
Assignee (at issue)
Crompton 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.