Granted Patent
Utility
US 4,401,611 · App. 06/320,290
Embossing of foamable plastisols on dry blend layers
Inventors:
Robert D. Mansolillo, Stanley J. Kaminski
Patented Case
View Patent ↗
Granted: Aug 30, 1983
Filed: Nov 12, 1981
Inventors
Robert D. Mansolillo
Stanley J. Kaminski
Assignee (at issue)
CONGOLEUM 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.