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:
Sep. 08, 2020
Filed:
Jun. 17, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Shunsuke Takaki, Sagamihara, JP;
G. Marco Bommarito, Stillwater, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/94 (2006.01); G01N 21/88 (2006.01); A61L 2/28 (2006.01);
U.S. Cl.
CPC ...
G01N 21/94 (2013.01); A61L 2/28 (2013.01); G01N 21/8803 (2013.01);
Abstract
An applicator; an applicator set; a method for determining cleanliness of a surface using the applicator or the applicator set; and a system for determining cleanliness of a surface comprising the applicator or the applicator set. The applicator can include a marker composition and an applicator body capable of retaining the marker composition. The marker composition can include retroreflective particles and a dispersion medium, the blending ratio of the retroreflective particles being from 50 to 90 mass % on the basis of the total marker composition.