Granted Patent
Utility
US 6,790,871 · App. 09/709,450
Isocyanate-based polymer foam and process for production thereof
Inventors:
Paul V. Farkas, Liberato V. Mendoza, Romeo Stanciu, Jeffrey D. van Heumen
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Nov 13, 2000
Inventors
Paul V. Farkas
Liberato V. Mendoza
Romeo Stanciu
Jeffrey D. van Heumen
Assignee (at issue)
Woodbridge Foam 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.