3M Innovative Properties Assigned Patent
Copyright © Targeted News Service, 2014
2014-10-24
Copyright © Targeted News Service, 2014
2014-10-24
ALEXANDRIA, Va., Oct. 24 -- 3M Innovative Properties, St. Paul, Minnesota, has been assigned a patent (8,865,293) developed by Robert L. W. Smithson, Mahtomedi, Minnesota, and Rolf W. Biernath, Wyoming, Minnesota, for "optically active materials and articles and systems in which they may be used."
The patent application was filed on Dec. 15, 2008 (12/335,175). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u . . .
The patent application was filed on Dec. 15, 2008 (12/335,175). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u . . .