Granted Patent
Utility
US 5,350,544 · App. 08/079,167
Method of preparing a cross-linked, polyethylene foam product by surface expansion of a foam
Inventors:
John D. Bambara, Jon A. Glydon
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Jun 18, 1993
Inventors
John D. Bambara
Jon A. Glydon
Assignee (at issue)
Earth & Ocean Sports, 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.