Granted Patent
Utility
US 4,565,727 · App. 06/725,527
Non-woven activated carbon fabric
Inventors:
Robert D. Giglia, Edward A. Battistelli
Patented Case
View Patent ↗
Granted: Jan 21, 1986
Filed: Apr 23, 1985
Inventors
Robert D. Giglia
Edward A. Battistelli
Assignee (at issue)
American Cyanamid 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.