Granted Patent
Utility
US 4,311,804 · App. 06/202,110
Process for the preparation of a fully hydrolyzed polyvinyl alcohol modified melamine-formaldehyde resin for application in decorative laminates
Inventors:
Ram S. Raghava, Calvin Richardson
Patented Case
View Patent ↗
Granted: Jan 19, 1982
Filed: Oct 30, 1980
Inventors
Ram S. Raghava
Calvin Richardson
Assignee (at issue)
Formica 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.