Granted Patent
Utility
US 6,239,321 · App. 09/513,953
Upgrading light oligomers
Inventors:
Allen B. Mossman, Egils Vitands
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Feb 28, 2000
Inventors
Allen B. Mossman
Egils Vitands
Assignee (at issue)
BP Amoco Corp.
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.