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:
Dec. 04, 2018
Filed:
Sep. 15, 2015
Applicant:
Circassia Limited, Oxford, GB;
Inventors:
James Robinson, Oxfordshire, GB;
Graham Ruecroft, Oxfordshire, GB;
Assignee:
Circassia Limited, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 19/10 (2006.01); B01J 2/02 (2006.01); B01J 2/18 (2006.01); B01J 19/18 (2006.01); B01D 9/00 (2006.01); C07J 31/00 (2006.01);
U.S. Cl.
CPC ...
B01J 19/10 (2013.01); B01D 9/0054 (2013.01); B01D 9/0081 (2013.01); B01J 2/02 (2013.01); B01J 2/18 (2013.01); B01J 19/18 (2013.01); C07J 31/006 (2013.01); B01J 2219/0011 (2013.01); B01J 2219/00114 (2013.01);
Abstract
A process for preparing crystalline particles of an active principal in the presence of ultrasonic irradiation that comprises contacting a solution of a solute in a solvent in a first flowing stream with an anti-solvent in a second flowing stream causing the mixing thereof, wherein the flow rate ratio of the anti-solvent: solvent is higher than 20:1, and collecting crystals that are generated.