Granted Patent
Utility
US 6,348,629 · App. 09/925,432
Free radical inhibitors for quenching aqueous phase polymer growth and related methods
Inventor:
Robert L. Albright
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: Aug 9, 2001
Inventor
Robert L. Albright
Assignee (at issue)
SUN DRILLING PRODUCTS 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.