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:
Oct. 06, 2020
Filed:
Jul. 01, 2013
3m Innovative Properties Company, St. Paul, MN (US);
Kenneth R. Davenport, Hammond, WI (US);
Mark B. Driscoll, Pontypridd, GB;
Rachel E. Evans, Bridgend, GB;
Catherine M. Ramsay, Cowbridge, GB;
Neil Percy, St. Paul, MN (US);
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
An apparatus () and kit () for the detection of ATP in a liquid sample is provided. The apparatus and kit comprise a liquid reagent composition comprising luciferin and a sampling device having () a sampling portion () and a handling portion (). The sampling portion () is adapted to acquire and releasably retain a predetermined volume of a liquid sample in one or more cavity () that is not substantially defined by space between a plurality of fibers. The sampling device () comprises a dry coating that includes an effective amount of a pH-adjusting reagent that, when contacted with a liquid reagent composition having a pH of about 6.8 or lower, changes the pH of the liquid reagent composition to 6.9 or higher. A method of use of the apparatus or kit is also provided.