Granted Patent
Utility
US 4,728,465 · App. 06/821,977
Nickelboride-polymer catalyst used in hydrogenation of fatty compounds
Inventors:
Rudolph O. DeJongh, Cornelis VanDijk
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Jan 24, 1986
Inventors
Rudolph O. DeJongh
Cornelis VanDijk
Assignee (at issue)
Internationale Octrooi Maatschappij
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.