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. 01, 2019
Filed:
Sep. 29, 2017
Applicant:
Bio-rad Laboratories, Inc., Hercules, CA (US);
Inventor:
Larry Cummings, Pleasant Hill, CA (US);
Assignee:
BIO-RAD LABORATORIES, INC., Hercules, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C01B 25/32 (2006.01); B01D 15/20 (2006.01); B01D 15/38 (2006.01); B01J 20/281 (2006.01); B01J 20/04 (2006.01);
U.S. Cl.
CPC ...
C01B 25/32 (2013.01); B01D 15/203 (2013.01); B01D 15/3847 (2013.01); B01J 20/048 (2013.01); B01J 20/281 (2013.01);
Abstract
Apatite pretreatment methods are provided. The method is applied to the apatite solid surface prior to first chromatographic use. In one embodiment, the method may be achieved by contacting an apatite solid surface with a phosphate buffered solution at a pH of at least about 6.5 and contacting the apatite solid surface with a solution having a hydroxide.