Granted Patent
Utility
US 5,507,176 · App. 08/218,350
Evaporative emissions test apparatus and method
Inventors:
David A. Kammeraad, Peter R. Chirco
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Mar 28, 1994
Inventors
David A. Kammeraad
Peter R. Chirco
Assignee (at issue)
K-LINE INDUSTRIES, 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.