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. 17, 2023
Filed:
May. 03, 2018
Applicant:
Rhodia Operations, Paris, FR;
Inventors:
Emmanuelle Allain Najman, L'Hay les Roses, FR;
Cédric Feral-Martin, Emerainville, FR;
Pascaline Garbey, Saint Didier au Mont d'Or, FR;
Laurent Guy, Sathonay-Camp, FR;
Sylvaine Neveu, Paris, FR;
Caroline Fayolle, Lyons, FR;
Assignee:
RHODIA OPERATIONS, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/193 (2006.01); B01J 21/08 (2006.01);
U.S. Cl.
CPC ...
C01B 33/193 (2013.01); B01J 21/08 (2013.01); C01P 2002/82 (2013.01); C01P 2006/12 (2013.01); C01P 2006/21 (2013.01);
Abstract
A precipitated silica characterised by the presence of specific acid sites on its surface and a process for its manufacture.