Patent · US Expired

Structure and properties of modified interferons

US4769233A · kind A · utility

17Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1985
Grant dateSep 6, 1988
Priority date
Expiry dateMay 3, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S930/142
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A composition of matter comprising a polypeptide of the formula: EQU A-R.sub.1 -B-R.sub.2-22.sup.-C wherein: PA1 A is the amino acid sequence 1-16 of human beta interferon; PA1 R.sub.1 is cysteine, serine or alanine; PA1 B is the amino acid sequence 18-31 of human beta interferon; PA1 R.sub.2-22 are naturally occurring amino acids; PA1 C is the amino acid sequence 53-166 of human beta interferon.

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