Granted Patent
Utility
US 5,859,112 · App. 08/737,043
Production of aqueous polymer compositions
Inventors:
Gerardus Cornelis Overbeek, Yvonne Wilhelmina Smak, Alfred Jean Paul Bückmann, John Christopher Padget
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Nov 1, 1996
Inventors
Gerardus Cornelis Overbeek
Yvonne Wilhelmina Smak
Alfred Jean Paul Bückmann
John Christopher Padget
Assignees (at issue)
Zeneca Resins BV
Zeneca Limited
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.