Granted Patent
Utility
US 6,258,196 · App. 08/983,450
Porous composite sheet and process for the production thereof
Inventors:
Migaku Suzuki, Hiroaki Fukui
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Jan 9, 1998
Inventors
Migaku Suzuki
Hiroaki Fukui
Assignee (at issue)
Paragon Trade Brands, LLC
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.