Granted Patent
Utility
US 6,090,401 · App. 09/282,859
Stable foam composition
Inventors:
Walter G. Gowan, Jr., Richard D. Fegley, Daniel McTeigue, Thomas E. Sox
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Mar 31, 1999
Inventors
Walter G. Gowan, Jr.
Richard D. Fegley
Daniel McTeigue
Thomas E. Sox
Assignee (at issue)
McNeil-PPC, 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.