Granted Patent
Utility
US 5,824,752 · App. 08/844,128
Process for the preparation of advanced resins
Inventors:
Johannes Petrus Jozef Beerepoot, Johannes Jozias Blom, Feike De Jong, Wilhelmina J. M. van der Linden-Lemmers, Willem Sjardijn, Virgilius Christiaan Johannes Nicolaas Van Liempd, Paulus Egidius Raas
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Apr 18, 1997
Inventors
Johannes Petrus Jozef Beerepoot
Johannes Jozias Blom
Feike De Jong
Wilhelmina J. M. van der Linden-Lemmers
Willem Sjardijn
Virgilius Christiaan Johannes Nicolaas Van Liempd
Paulus Egidius Raas
Assignee (at issue)
SHELL OIL COMPANY
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.