Granted Patent
Utility
US 6,476,126 · App. 09/420,936
Weatherable molding composition having improved surface appearance
Inventors:
Chuan-Ju Chen, Mitchell J. Sierodzinski
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Oct 19, 1999
Inventors
Chuan-Ju Chen
Mitchell J. Sierodzinski
Assignee (at issue)
Bayer Aktiengesellschaft
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.