Granted Patent
Utility
US 6,169,149 · App. 09/205,311
Emulsion polymerized silicone-acrylate rubber impact modifiers thermoplastic blends, and methods for making
Inventors:
Daniel H. Craig, Rong Hu
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Dec 4, 1998
Inventors
Daniel H. Craig
Rong Hu
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.