Patent · US Expired

Collagen preparation

US4597762A · kind A · utility

117Cited by
10References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 1981
Grant dateJul 1, 1986
Priority date—
Expiry dateNov 10, 2001

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2430/40
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A collagen preparation comprising collagen-I for human or veterinary medicine obtainable by proteolyzing, cross-linking, reducing, optionally heat treating, and finally sterilizing mammalian collagen I material under conservation of its biological texture.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.