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. 13, 1998
Filed:
Sep. 28, 1994
Applicant:
Inventors:
Charles C Chen, Potomac, MD (US);
Steven R Jefferies, Milford, DE (US);
Assignee:
GenSci Regeneration Sciences Inc., Vancouver, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07K / ; A61F / ;
U.S. Cl.
CPC ...
514 12 ; 514 21 ; 514801 ; 424 851 ; 424422 ; 424423 ; 530351 ; 530356 ; 530399 ; 530840 ; 128D / ; 623 16 ; 623 66 ;
Abstract
The present invention provides improved osteogenic compositions having enhanced by the sorption of growth factors, of nutrient factors, or drugs onto or into the compositions. Compositions may consist of collagen and demineralized bone materials onto and into which growth factors, antimicrobial agent, a nutrient factors, or other soluble factors may be sorbed to enhance the osteogenic factor. These materials can be used in a wide range of clinical procedures to replace and restore osseous or periodontal defects.