U.S. patents available from 1976 to present.
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Process for preparing rotary disc fatty acid microspheres of microorganisms

Patent 5292657 Issued on March 8, 1994. Estimated Expiration Date: Icon_subject February 26, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

1260899

2369218

3856699

Rumen bypass products comprising biologically active substances protected with aliphatic fatty acids
Patent #: 3959493
Issued on: 05/25/1976
Inventor: Baalsrud ,   et al.

Microcapsule containing a microorganism and a process for its production
Patent #: 4332790
Issued on: 06/01/1982
Inventor: Sozzi ,   et al.

Encapsulation of biological material
Patent #: 4352883
Issued on: 10/05/1982
Inventor: Lim

Apparatus for producing capsules
Patent #: 4386895
Issued on: 06/07/1983
Inventor: Sodickson

Method for coating particles or liquid droplets
Patent #: 4675140
Issued on: 06/23/1987
Inventor: Sparks ,   et al.

Method and apparatus for forming droplets and microcapsules
Patent #: 4692284
Issued on: 09/08/1987
Inventor: Braden

Intestinal microflora-improving agent
Patent #: 4710379
Issued on: 12/01/1987
Inventor: Kawai ,   et al.

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Inventors

Application

No. 842226 filed on 02/26/1992

US Classes:

435/243, MICRO-ORGANISM, PER SE (E.G., PROTOZOA, ETC.); COMPOSITIONS THEREOF; PROCES OF PROPAGATING, MAINTAINING OR PRESERVING MICRO-ORGANISMS OR COMPOSITIONS THEREOF; PROCESS OF PREPARING OR ISOLATING A COMPOSITION CONTAINING A MICRO-ORGANISM; CULTURE MEDIA THEREFOR264/4.3, With treatment subsequent to solid wall formation (e.g., coating, hardening, etc.)424/484, Matrices424/498, Containing waxes, higher fatty acids, higher fatty alcohols, or derivatives thereof426/61, DORMANT FERMENT CONTAINING PRODUCT, OR LIVE MICROORGANISM CONTAINING PRODUCT OR ONGOING FERMENTING PRODUCT, PROCESS OF PREPARATION OR TREATMENT THEREOF435/174, CARRIER-BOUND OR IMMOBILIZED ENZYME OR MICROBIAL CELL; CARRIER-BOUND OR IMMOBILIZED CELL; PREPARATION THEREOF435/177, Enzyme or microbial cell is immobilized on or in an organic carrier435/252.1Bacteria or actinomycetales; media therefor

Examiners

Primary: Robinson, Douglas W.
Assistant: Dadio, Susan M.

Attorney, Agent or Firm

Foreign Patent References

  • 2016043 GB. 09/13/1979

International Classes

C12N 001/00
C12N 011/02
C12N 001/20
A23L 001/28
B01J 013/02
A61K 009/16
A61K 009/14

Abstract

A process for preparing fatty acid microspheres of microorganisms by rotary disc processing is disclosed. The process is designed to minimize heat risk to the microorganisms during production. Microsphere particles of fatty acid matrix containing microorganisms, preferably stearic acid encapsulated Enterococcus faecium, are also provided.

Other References

  • Johnson et al., "A New Method for Coating Glass Beads for Use In Gas Chromatography of Chloropromazine and Its Metabolites", J. of G. C. Oct. 1965 345-347
  • ATCC Catalogue of Bacteria & Bacteriophages, p. 79 (1989
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