Granted Patent
Utility
US 6,508,875 · App. 08/911,486
Bituminous composition
Inventors:
Duco Bodt, Gerardus Wilhelmus Jozef Heimerikx
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Aug 14, 1997
Inventors
Duco Bodt
Gerardus Wilhelmus Jozef Heimerikx
Assignee (at issue)
KRATON POLYMERS 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.