Granted Patent
Utility
US 6,053,666 · App. 09/033,782
Containment barrier panel and method of forming a containment barrier wall
Inventors:
John E. Irvine, John J. Yeosock
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Mar 3, 1998
Inventors
John E. Irvine
John J. Yeosock
Assignee (at issue)
Materials International, Inc.
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.