Granted Patent
Utility
US 5,783,274 · App. 08/499,319
Pressure sensitive adhesive closure system for foam insulation
Inventors:
Gerald H. Knittel, Paula J. Butcher, Judith A. Roth
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jul 7, 1995
Inventors
Gerald H. Knittel
Paula J. Butcher
Judith A. Roth
Assignee (at issue)
MORGAN ADHESIVES COMPANY, LLC
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.