Patent · US Expired

Externalization of products of bacteria

US4637980A · kind A · utility

27Cited by
0References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 9, 1983
Grant dateJan 20, 1987
Priority date
Expiry dateAug 9, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N15/73
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A bacterial product is made by transforming a temperature sensitive lysogen with a DNA molecule which codes, directly or indirectly, for the product, culturing the transformant under permissive conditions and externalizing the product by raising the temperature to induce phage encoded functions.

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