Granted Patent
Utility
US 6,692,541 · App. 09/859,049
Method of making nonwoven fabric comprising splittable fibers
Inventors:
Cheryl Carlson, John Elves, Kyra Dorsey, Ralph A. Moody, III, Valeria Erdos
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: May 16, 2001
Inventors
Cheryl Carlson
John Elves
Kyra Dorsey
Ralph A. Moody, III
Valeria Erdos
Assignee (at issue)
Polytec GmbH
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.