Granted Patent
Utility
US 6,743,421 · App. 10/061,463
Method for odor control
Inventors:
Stephen R. Vasconcellos, Terry Robbins
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Jan 31, 2002
Inventors
Stephen R. Vasconcellos
Terry Robbins
Assignee (at issue)
GE Betz, 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.