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. 29, 2009
Filed:
Feb. 21, 2003
Applicants:
Anton Georges El A'mma, Phoenixville, PA (US);
Shang-jaw Chiou, Lower Gwynedd, PA (US);
Robert Francis Dougherty, Hatboro, PA (US);
Inventors:
Anton Georges El A'mma, Phoenixville, PA (US);
Shang-Jaw Chiou, Lower Gwynedd, PA (US);
Robert Francis Dougherty, Hatboro, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C14C 9/02 (2006.01); C14C 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An oligomeric composition containing oligomers and at least one stabilizing component is provided. An aqueous dispersion composition containing the oligomeric composition is useful for treating tanned leather to provide leather with increased softness or strength. Also provided are a method of treating tanned leather using the composition and an article containing the treated leather.