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:
Jan. 27, 2004
Filed:
May. 01, 1998
Applicant:
Inventor:
Daniel J. Cosgrove, Pennsylvania Furnace, PA (US);
Assignee:
The Penn State Research Foundation, University Park, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/578 ;
U.S. Cl.
CPC ...
A61K 3/578 ;
Abstract
The present invention relates to proteins belonging to a novel class of proteins designated as &bgr;-expansins, a composition comprising such proteins, isolated polynucleotides encoding &bgr;-expansins, methods for using the polynucleotides and proteins of the invention and methods for identifying, isolating and purifying expansins, including &agr; and &bgr;-expansins. Beta-expansins of the invention have the property of altering physical properties of a plant cell wall, such as for example by loosening or expanding plant cell walls.