U.S. patents available from 1976 to present.
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Augmented solvent/detergent method for inactivating enveloped and non-enveloped viruses

Patent 6881573 Issued on April 19, 2005. Estimated Expiration Date: Icon_subject September 12, 2023. 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

Method of selectively increasing yield and purity of certain cryoprecipitate proteins by heating
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Inventor: Shanbrom

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Method of inactivating HTLV-III virus in blood
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Extraction of process chemicals from labile biological mixtures with organic alcohols or with halogenated hydrocarbons
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Removal of process chemicals from labile biological mixtures by hydrophobic interaction chromatography
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Issued on: 03/10/1992
Inventor: Bonomo

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Inventor

Application

No. 10661329 filed on 09/12/2003

US Classes:

435/320.1, VECTOR, PER SE (E.G., PLASMID, HYBRID PLASMID, COSMID, VIRAL VECTOR, BACTERIOPHAGE VECTOR, ETC.) BACTERIOPHAGE VECTOR, ETC.)435/69.1, Recombinant DNA technique included in method of making a protein or polypeptide435/6, Involving nucleic acid530/350, PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES424/147.1Binds virus or component thereof

Examiners

Primary: Webb, Gregory E.

Attorney, Agent or Firm

International Classes

A61K039/395
C07H021/04

Abstract

A process for making Solvent Detergent (SD) treatment effective against non-enveloped viruses. The process stipulates using prequalified concentrations of formaldehyde and phenol with SD treatments. In particular, serial or combined use of 100 to 10,000 parts per million of formaldehyde and/or 100 to 10,000 parts per million of phenol with an associated SD treatment process are disclosed.

Other References

  • Ager, A.; Anderson, SL; Louderback AL; Milhous, WK; Formaldehyde/Detergent Solution Prevents Blood Borne Transmission of [Plasmaodium] Infection in a Mouse Model, American Society of Tropical Medicine and Hygiene, Abstract Submission Form, Annual Meeting, 1991.
  • Ehud Ben-Hur, Bernard Horowitz, Virus Inactivation in Blood, Editorial Review, AIDS 1996, 10:1183-1190, Rapid Science Publishers ISSN 0269-9370.
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  • Highsmith, FA; Caple, M; Walthall, B; Shanbrom, E; Drohan, WN; Viral Inactivation of Vasicular Stomatitis Virus in Normal Human Serum by Cross-Linked Polyvinylpyrrolidone; The Journal of Infectious Diseases, 1993;167:1027-33, published by The University of Chicago.
  • Horowitz, B; Prince, AM; Hamman, J; Watklevicz,C; Viral Safety of Solvent/Detergent-treated Blood Products; Blood Coagul. Fibrinolysis. 1994 Dec; 5 Suppl 3: S21-28. See Abstract for safety of S/D products; p. S22 for viral safety in formal clinical trials and Tables 1 and 2.
  • Horowitz, B; Pathogen Inactivated Transfusion Plasma: Existing and Emerging Methods, a proceedings paper from Vox Sanguinis (Vox Sang 2002: 83, (Suppl. 1): 429-436.
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