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:
Apr. 18, 2023
Filed:
May. 18, 2018
Applicant:
Philip Morris Products S.a., Neuchatel, CH;
Inventors:
Frank Luedicke, Evilard, CH;
Manuel C. Peitsch, Peseux, CH;
Assignee:
Philip Morris Products S.A., Neuchatel, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/543 (2006.01); G01N 21/77 (2006.01); G01N 33/94 (2006.01);
U.S. Cl.
CPC ...
G01N 33/54386 (2013.01); G01N 21/77 (2013.01); G01N 33/94 (2013.01); G01N 2021/775 (2013.01);
Abstract
There is disclosed herein a device for determining the smoking status of a subject, wherein said device comprises a plurality of different specific binding molecules deposited to a solid phase to detect specifically the presence of two or three tobacco smoke exposure biomarkers in a biological sample, said biomarkers consisting of: (i) cotinine and total 4-(methylnitrosamino)-1-(3-, pyridyl)-1-butanol (NNAL); (ii) cotinine and N-acetyl-S-[2-carboxyethyl]-L-cysteine (CEMA); or (iii) cotinine and NNAL and CEMA.