Patent · US Expired

Inocula of low water activity with improved resistance to temperature and rehydration, and preparation thereof

US4755468A · kind A · utility

16Cited by
20References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1985
Grant dateJul 5, 1988
Priority date
Expiry dateSep 19, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/878
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Inocula having a long storage life and improved resistance to temperature and rehydration and a method of preparing them are disclosed. The method of the invention comprises admixing a culture medium containing microorganisms of the genus Rhizobium and at least one carbohydrate source in a polymer gel and then lowering the water activity of the resulting inoculum and maintaining the water activity at less than 0.1.

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