Granted Patent
Utility
US 4,852,754 · App. 07/160,628
Hot melt gaskets and method of forming same
Inventors:
Robert S. Holdsworth, Shawn Brown, Joel A. Gribens
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Feb 26, 1988
Inventors
Robert S. Holdsworth
Shawn Brown
Joel A. Gribens
Assignee (at issue)
W. R. Grace & Co.
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.