Granted Patent
Utility
US 6,022,941 · App. 09/053,348
Branched polycarbonate produced by reactive extrusion
Inventors:
Raphael Mestanza, Theodorus Lambertus Hoeks, Johannes J. De Bont
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Apr 1, 1998
Inventors
Raphael Mestanza
Theodorus Lambertus Hoeks
Johannes J. De Bont
Assignee (at issue)
General Electric Company
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.