Granted Patent
Utility
US 4,326,522 · App. 06/157,591
Mesh-covered bolus
Inventors:
Jorge Guerrero, Alice D. Mellon, Charles G. Fritz, Namassivaya Doddi
Patented Case
View Patent ↗
Granted: Apr 27, 1982
Filed: Jun 9, 1980
Inventors
Jorge Guerrero
Alice D. Mellon
Charles G. Fritz
Namassivaya Doddi
Assignee (at issue)
Pitman-Moore, 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.