Granted Patent
Utility
US 4,656,296 · App. 06/500,283
Novel compounds and their use as insolubilizers for binders for paper coating compositions
Inventor:
William C. Floyd, III
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Jun 1, 1983
Inventor
William C. Floyd, III
Assignee (at issue)
Sun Chemical Corporation
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.