Granted Patent
Utility
US 6,486,338 · App. 09/491,034
Preparation of organosilicon compounds containing &agr;, &bgr;-unsaturated carboxylic acids
Inventors:
Eckhard Hanelt, Frank Sandmeyer, Norman Haberle, Wolfram Schindler
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Jan 25, 2000
Inventors
Eckhard Hanelt
Frank Sandmeyer
Norman Haberle
Wolfram Schindler
Assignee (at issue)
Consortium für elektrochemische Industrie GmbH
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.