Granted Patent
Utility
US 6,403,721 · App. 09/672,063
Engineered polyolefin materials with enhanced surface durability
Inventors:
Ruidong Ding, Satchit Srinivasan, Edmund K. Lau
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Sep 29, 2000
Inventors
Ruidong Ding
Satchit Srinivasan
Edmund K. Lau
Assignee (at issue)
Solvay Engineered Polymers, Inc.
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.