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:
Mar. 04, 1997
Filed:
Oct. 07, 1994
Applicant:
Inventors:
Assignee:
Societe Prolabo, Paris Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
436533 ; 436518 ; 436531 ; 436532 ; 436534 ; 436546 ; 436800 ; 436172 ; 25230116 ; 25230135 ; 2524081 ; 428402 ;
Abstract
Fluorescent latices, well suited for a wide variety of analytical techniques, comprise polymer particles having at least one hydrophobic fluorochrome encapsulated therein, notably at least one condensed polyaromatic compound or derivative thereof, or a tetraphenylporphine and/or organometallic complex thereof, and have a detection threshold for fluorescence which is less than or equal to 10.sup.-12 mol of particles per liter of latex.