Granted Patent
Utility
US 5,750,097 · App. 08/399,796
Use of diacetyl tartrate esters of fatty acid glycerides as hair conditioner additives
Inventors:
Holger Leidreiter, Felix Muller
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Mar 7, 1995
Inventors
Holger Leidreiter
Felix Muller
Assignee (at issue)
Th. Goldschmidt. AG
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.