Patent · US Expired

Injectable sustained release formulation

US4977140A · kind A · utility

17Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 1989
Grant dateDec 11, 1990
Priority date
Expiry dateMar 23, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/44
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A dairy cow injected with a sustained release formulation comprising bovine somatotropin, a wax, and an oil produces more milk for 28 days.

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