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. 22, 2012
Filed:
Jun. 23, 2011
Applicants:
Lorenzo DE Ferra, Rome, IT;
Pietro Massardo, Rome, IT;
Inventors:
Lorenzo De Ferra, Rome, IT;
Pietro Massardo, Rome, IT;
Assignee:
Chemi S.p.A., , IT;
Primary Examiner:
Int. Cl.
CPC ...
C12P 13/06 (2005.12);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a purifying process for phosphatidylserine, the latter being prepared by trans-phosphatidylation of phosphatidylcholine with serine in presence of the enzyme D-phospholipase and containing as impurities hydrophilic compounds, proteins and inorganic salts.