Granted Patent
Utility
US 5,629,435 · App. 08/401,540
Hydrogen sulfide gas sensor and precursor compounds for manufacture of same
Inventors:
Tommie L. Royster, Jr., Gustavo R. Paz-Pujalt, Dilip K. Chatterjee, Carl A. Marrese
Patented Case
View Patent ↗
Granted: May 13, 1997
Filed: Mar 10, 1995
Inventors
Tommie L. Royster, Jr.
Gustavo R. Paz-Pujalt
Dilip K. Chatterjee
Carl A. Marrese
Assignee (at issue)
EASTMAN KODAK 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.