Granted Patent
Utility
US 4,989,422 · App. 07/354,525
Sound absorbent sleeving product
Inventors:
Richard A. Barlow, Thomas B. Conaghan, Harry F. Gladfelter, J. Sellers Kite, III, Peter J. Mimmo
Patented Case
View Patent ↗
Granted: Feb 5, 1991
Filed: May 19, 1989
Inventors
Richard A. Barlow
Thomas B. Conaghan
Harry F. Gladfelter
J. Sellers Kite, III
Peter J. Mimmo
Assignee (at issue)
The Bentley-Harris Manufacturing 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.