Granted Patent
Utility
US 5,984,993 · App. 09/044,876
Method and composition for odor control
Inventors:
Eric L. Mainz, David B. Griffith
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Mar 20, 1998
Inventors
Eric L. Mainz
David B. Griffith
Assignee (at issue)
Vulcan Materials 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.