Granted Patent
Utility
US 5,985,999 · App. 08/838,970
Dyeable polyolefin containing polyetheramine modified functionalized polyolefin
Inventors:
Richard Joseph Gilbert Dominguez, Christopher S. Henkee, Wheeler C. Crawford, Gerald W. Cummings, Kevin J. Hess, Richard J. Clark, Randall Keith Evans
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Apr 23, 1997
Inventors
Richard Joseph Gilbert Dominguez
Christopher S. Henkee
Wheeler C. Crawford
Gerald W. Cummings
Kevin J. Hess
Richard J. Clark
Randall Keith Evans
Assignee (at issue)
HUNTSMAN PETROCHEMICAL LLC
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.