Granted Patent
Utility
US 4,526,825 · App. 06/447,060
Fluid pervious thermoplastic containing web with fused barrier lines positioned in registry on the web
Inventor:
Howard A. Whitehead
Patented Case
View Patent ↗
Granted: Jul 2, 1985
Filed: Dec 6, 1982
Inventor
Howard A. Whitehead
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.