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:
Feb. 01, 2022
Filed:
Oct. 18, 2018
Shanghai Haohai Biological Technology Co., Ltd., Shanghai, CN;
Shanghai Qisheng Biological Preparation Co., Ltd., Shanghai, CN;
Dale P. Devore, Chelmsford, MA (US);
Robert J. Brooks, Columbia, MO (US);
Todd Byrne, Columbia, MO (US);
Shanghai Haohai Biological Technology Co., Ltd., Shanghai, CN;
Shanghai Qisheng Biological Preparation Co., Ltd., Shanghai, CN;
Abstract
The present invention is directed to injectable acid soluble collagen compositions comprising a neutralized solution of an acid soluble collagen, EDTA and preferably a polyol, wherein the composition is injectable at physiological pH and the acid soluble collagen polymerizes upon exposure to tissue. The invention is suitable for use in soft tissue augmentation, promoting soft tissue regeneration and coating medical implants and devices.