The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 26, 2016
Filed:
Jun. 13, 2012
Applicants:
Myungchan Kang, Woodbury, MN (US);
Bing Hao, Woodbury, MN (US);
Brian K. Nelson, St. Paul, MN (US);
Inventors:
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/55 (2014.01); G01N 21/47 (2006.01); G01N 21/552 (2014.01);
U.S. Cl.
CPC ...
G01N 21/47 (2013.01); G01N 21/553 (2013.01);
Abstract
A surface plasmon resonance sensor element includes a thin metallic layer, an optical construction disposed on the thin metallic layer for directing light to and away from the thin metallic layer, and an absorptive layer disposed on the thin metallic layer opposite the optical construction. The absorptive layer includes a polymer of intrinsic microporosity having an average pore volume of at least 0.4 cubic nanometers.