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:
Mar. 29, 2005
Filed:
Sep. 12, 2001
Applicants:
Nathaniel T. Becker, Hillsborough, CA (US);
Matthew J. Flynn, Mountain View, CA (US);
Mark S. Gebert, Pacifica, CA (US);
Inventors:
Nathaniel T. Becker, Hillsborough, CA (US);
Matthew J. Flynn, Mountain View, CA (US);
Mark S. Gebert, Pacifica, CA (US);
Assignee:
Genencor International, Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D003/00 ;
U.S. Cl.
CPC ...
Abstract
The present invention provides an improved coating material for use with particles, such as enzyme granules, and the like. In particular, the present invention provides a modified PVA, as well as particles or granules that include such coating. The PVA is modified by substituting hydrophilic moieties for the hydroxyl or alcohol groups of the PVA. Substitution may be achieved with hydrophilic acids, amines, thiols, or combinations thereof.