Granted Patent
Utility
US 6,176,300 · App. 08/833,508
Heat exchange manifold
Inventor:
Robin C. Vannucci, Jr.
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Apr 7, 1997
Inventor
Robin C. Vannucci, Jr.
Assignee (at issue)
Dixie Chemical 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.