Granted Patent
Utility
US 6,237,638 · App. 09/603,170
Manifold assembly for a gas range
Inventors:
Joseph L. Asta, David A. Casolari, Patrick J. Anderson
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Jun 26, 2000
Inventors
Joseph L. Asta
David A. Casolari
Patrick J. Anderson
Assignee (at issue)
Harper-Wyman 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.