Granted Patent
Utility
US 6,749,721 · App. 09/747,393
Process for incorporating poorly substantive paper modifying agents into a paper sheet via wet end addition
Inventors:
Thomas Gerard Shannon, Mike Thomas Goulet, Dana Stephanie Kass
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Dec 22, 2000
Inventors
Thomas Gerard Shannon
Mike Thomas Goulet
Dana Stephanie Kass
Assignee (at issue)
Kimberly-Clark Worldwide, 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.