Granted Patent
Utility
US 5,484,952 · App. 08/238,293
Process for the manufacture of alkyl ketene dimer
Inventors:
Timothy F. Nolan, Brian M. Stubbs
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: May 5, 1994
Inventors
Timothy F. Nolan
Brian M. Stubbs
Assignee (at issue)
HERCULES LLC
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.