Granted Patent
Utility
US 6,803,446 · App. 09/905,316
Functionalized and processable conducting polymers
Inventors:
Sze Cheng Yang, Wenguang Li
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Jul 13, 2001
Inventors
Sze Cheng Yang
Wenguang Li
Assignee (at issue)
Board of Governors for Higher Education, State of Rhode Island and Providence Plantations
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.