Granted Patent
Utility
US 6,316,679 · App. 09/579,743
Treatment of a composition comprising a trimethylolalkane bis-monolinear formal
Inventors:
Carolyn Supplee, Jerry A. Broussard, Tobin J. Marks, William E. Slinkard, Edwards G. Zey
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: May 26, 2000
Inventors
Carolyn Supplee
Jerry A. Broussard
Tobin J. Marks
William E. Slinkard
Edwards G. Zey
Assignee (at issue)
Celanese International 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.