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. 10, 2018
Filed:
Jul. 25, 2011
Applicants:
Malika Clouin, Paris, FR;
Sylvaine Neveu, Paris, FR;
Joël Racinoux, Rochetaillée-sur-Saône, FR;
Inventors:
Assignee:
Rhodia Operations, Aubervilliers, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 33/12 (2006.01); C01B 33/193 (2006.01);
U.S. Cl.
CPC ...
C01B 33/128 (2013.01); C01B 33/193 (2013.01);
Abstract
A precipitated silica production process that includes a precipitation reaction between a silicate and an acid is described, in which the acid used in at least one of the steps of the process is a concentrated acid.
Clouin, Malika. (2018). Precipitated silica production process (U.S. Patent No. 9938154). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9938154
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile