Granted Patent
Utility
US 5,498,463 · App. 08/215,220
Polyethylene meltblown fabric with barrier properties
Inventors:
Debra Jean McDowall, Lawrence Howell Sawyer, David C. Strack, Terry K. Timmons
Patented Case
View Patent ↗
Granted: Mar 12, 1996
Filed: Mar 21, 1994
Inventors
Debra Jean McDowall
Lawrence Howell Sawyer
David C. Strack
Terry K. Timmons
Assignee (at issue)
Kimberly-Clark 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.