Granted Patent
Utility
US 6,673,232 · App. 09/882,552
Compositions for mitigating coke formation in thermal cracking furnaces
Inventor:
Michael J. Lindstrom
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Jun 15, 2001
Inventor
Michael J. Lindstrom
Assignee (at issue)
ATOFINA Chemicals, Inc.
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.