Patent · US Expired

Recombinant methods and materials

US4769331A · kind A · utility

43Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 1985
Grant dateSep 6, 1988
Priority date—
Expiry dateJan 9, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N15/902
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Specific DNA sequence insertions, deletions and substitutions (i.e., combinations of sequence deletion and insertion) in eukaryotic cell or viral genomes are stably effected through use of selectable DNA sequences comprising a herpesvirus thymidine kinase (tk) gene.

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