Granted Patent
Utility
US 5,318,832 · App. 07/969,893
Anti-fracture, water-resistant, masonry-bondable membrane
Inventors:
David L. Fishel, Terry M. Digiglia
Patented Case
View Patent ↗
Granted: Jun 7, 1994
Filed: Nov 2, 1992
Inventors
David L. Fishel
Terry M. Digiglia
Assignee (at issue)
GenCorp, 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.