Granted Patent
Utility
US 5,124,129 · App. 07/471,065
Carbon dioxide indicator
Inventors:
Samuel D. Riccitelli, John Goodman, Neil Dunski
Patented Case
View Patent ↗
Granted: Jun 23, 1992
Filed: Jan 29, 1990
Inventors
Samuel D. Riccitelli
John Goodman
Neil Dunski
Assignee (at issue)
MallincKrodt Medical, 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.