Granted Patent
Utility
US 6,355,333 · App. 09/329,008
Construction membrane
Inventors:
James Ross Waggoner, Mieczyclaw Stachnik, Theresa Ann Weston, Michael Allen Bryner
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Jun 9, 1999
Inventors
James Ross Waggoner
Mieczyclaw Stachnik
Theresa Ann Weston
Michael Allen Bryner
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.