Granted Patent
Utility
US 6,525,034 · App. 10/001,123
Clear personal care formulations containing quaternary ammonium compounds and other nitrogen-containing compounds
Inventors:
Damon M. Dalrymple, Mona Manning, Frank Merz
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Oct 19, 2001
Inventors
Damon M. Dalrymple
Mona Manning
Frank Merz
Assignee (at issue)
Goldschmidt Chemical Corporation
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.