Granted Patent
Utility
US 6,183,861 · App. 09/014,505
Conformable composite chemical barrier closure and attachment tape
Inventor:
Todd Carroll
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Jan 28, 1998
Inventor
Todd Carroll
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.