Granted Patent
Utility
US 4,568,496 · App. 06/695,645
Process for separating unsaponifiables from fatty acids
Inventors:
Sudhir S. Kulkarni, Santi Kulprathipanja
Patented Case
View Patent ↗
Granted: Feb 4, 1986
Filed: Jan 28, 1985
Inventors
Sudhir S. Kulkarni
Santi Kulprathipanja
Assignee (at issue)
UOP 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.