Patents Represented by Attorney, Agent or Law Firm William M. Blackstone
  • Patent number: 7445785
    Abstract: The present invention provides a vaccine for use in the protection of poultry against infectious bronchitis comprising an attenuated infectious bronchitis virus (IBV) and a pharmaceutical acceptable carrier or diluent, characterized in that the attenuated IBV comprises a heterologous spike gene. Such a vaccine is based on IBV strain Beaudette that is able to express a spike gone derived from a different IBV strain. The vaccines provided by the present invention also allow the administration via the in ovo route.
    Type: Grant
    Filed: March 3, 2004
    Date of Patent: November 4, 2008
    Assignees: Intervet International B.V., Institute for Animal Health
    Inventors: David Cavanagh, Paul Britton, Ian Tarpey
  • Patent number: 7435422
    Abstract: Embodiments of the present invention generally comprise stabilizers for biological products that are free from animal origin excipients/components, such stabilizers functioning well in lyophilization procedures.
    Type: Grant
    Filed: January 7, 2005
    Date of Patent: October 14, 2008
    Assignee: Intervet International B.V.
    Inventors: R. Monty Warthen, Christopher P. Gully
  • Patent number: 7431930
    Abstract: The present invention provides a classic IBDV mutant that additionally comprises virus neutralising epitopes 67 (specific for variant-E IBDV).
    Type: Grant
    Filed: March 24, 2004
    Date of Patent: October 7, 2008
    Assignee: Intervet International B.V.
    Inventors: Egbert Mundt, Tobias Letzel, Guntram Paul, Adriaan Antonius Wilhelmus Maria van Loon
  • Patent number: 7347996
    Abstract: Embodiments of the present invention generally relate to novel avian cytokines, to DNA sequences encoding these novel cytokines and to their use in adjuvants for vaccine purposes.
    Type: Grant
    Filed: June 17, 2003
    Date of Patent: March 25, 2008
    Assignees: Intevert International B.V., UD Technology Corporation
    Inventors: Wilhelmus Gerardus Johannes Degen, Virgil Elisabeth Joseph Caspar Schijns
  • Patent number: 7335366
    Abstract: The present invention relates i.a. to Bovine Respiratory Syncytial Viruses that are not capable of expressing a functional SH-protein and/or G-protein due to a mutation in the genes encoding the said proteins. Also the invention relates to diagnostic test kits for discriminating wild-type Bovine Respiratory Syncytial Viruses from Bovine Respiratory Syncytial Viruses according to the invention and to methods for the discrimination between those viruses.
    Type: Grant
    Filed: April 21, 2005
    Date of Patent: February 26, 2008
    Assignee: Intervet International B.V.
    Inventors: Ursula J. Buchholz, Ulrike Schmidt
  • Patent number: 7230075
    Abstract: This invention relates to novel Eimeria proteins with immunogenic properties as well as to DNA sequences encoding these proteins. These proteins can be administered to poultry thereby protecting the birds against coccidiosis. In addition the DNA encoding these proteins can be used for the preparation of a vector vaccine against coccidiosis.
    Type: Grant
    Filed: September 14, 1999
    Date of Patent: June 12, 2007
    Assignee: Intervet International B.V.
    Inventors: Jacobus Johannes Kok, Paul van den Boogaart, Arnodus Nicolaas Vermeulen
  • Patent number: 7207289
    Abstract: The present inventions relates to a method of increasing beef production in cattle with feed additives, comprising feeding cattle with feed, comprising an effective amount of an ionophore in combination with a macrolide antibiotic, and thereafter feeding cattle with feed, comprising zilpaterol and essentially no ionophore or macrolide antibiotic for the succeeding about 20 to 40 days.
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: April 24, 2007
    Assignee: Intervet International B.V.
    Inventor: Jayden Lloyd Montgomery
  • Patent number: 7060282
    Abstract: The present invention relates to novel Equine herpesvirus (EHV) mutants comprising one or more deletions, substitutions, or insertions in the endogenous promoter region of an essential viral gene, preferably the immediate early gene of EHV. The EHV mutants are stable and have reduced virulence, which makes them very suitable for use in a live vaccine. The invention furthermore relates to live vaccines comprising said EHV mutants, to DNA sequences and vectors harbouring a mutated EHV sequence, to host cells transfected with said DNA or vectors. The invention also relates to a method of attenuating EHV in general, and EHV-1 in particular.
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: June 13, 2006
    Assignee: Akzo Nobel N.V.
    Inventors: Paulus Jacobus Antonius Sondermeijer, Nicolaas N. Visser, Cherida Rachel Dhore
  • Patent number: 7022327
    Abstract: The present invention provides a birnavirus mutant which is suited as vaccine candidate in eradication control programmes. The mutant is not able to produce a native VP5 protein, and this feature can be used as a marker to distinguish between animals vaccinated with the VP5 mutant or infected with a naturally-occurring birnavirus.
    Type: Grant
    Filed: May 26, 1998
    Date of Patent: April 4, 2006
    Assignee: Akzo Nobel N.V.
    Inventors: Heinrich Dieter Lütticken, Egbert Mundt, Adriaan Anthonius Wilhelmus Maria van Loon
  • Patent number: 6949531
    Abstract: Disclosed are androgenic steroids of the (14?,17?)-17-(hydroxymethyl) type. The invention relates to an improvement thereof, which is based on the presence of a ?-oriented, annellated cyclopropyl group which includes carbon atoms 16 and 17 of the steroid skeleton, i.e. a 16,17?-methylene moiety. These steroids show an unexpectedly high androgenic potency.
    Type: Grant
    Filed: December 5, 2001
    Date of Patent: September 27, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Jaap Van Der Louw, Dirk Leysen, Marcel Evert De Gooijer
  • Patent number: 6911441
    Abstract: Novel pharmaceutical compositions of a cephalosporin in a prolonged release vehicle, comprising an oil and aluminium distearate, provide a prolonged duration of effective blood-plasma concentration of the cephalosporin after injection to animals.
    Type: Grant
    Filed: December 16, 2002
    Date of Patent: June 28, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Peter Schmid, Alexander Boettner, Carsten Schmidt, Mark Allan, Carole Barbot
  • Patent number: 6903107
    Abstract: A serine protease inhibitor having the formula (I), in which J is H, R1, R1—O—C(O)—, R1—C(O—, R1—SO2—, R3OOC—(CHR2)p—, (R2a,R2b)N—CO—(CHR2)p— or Het-CO—(CHR2)p—; W is an amino-acid of the formula —NH—CHR1—C(O)—, —NR4—CH((CH2)qC(O)OR1)—C(O)—, —NR4—CH((CH2)qC(O)N(R2a,R2b))—C(O)—, —NR4—CH((CH2)qC(O)Het)-C(O)—, D-1-Tiq, D-3-Tiq, D-Atc, Aic, D-1-Piq, D-3 Piq, glutanyl or a (C1-C6) alkylester thereof; E is —NR2—CH2— or the fragment ?which is unsubstituted or substituted with (1-6C)alkyl, (1-6C)alkoxy or benzyloxy; R1 is selected form (1-12C)alkyl, (2-12C)alkenyl, (2-12C)alkynyl, (3-12C)cycloalkyl and (3-12C)cycloalkyl(1-6C)alkylene, which groups are unsubstituted or substituted with (3-12C)cycloalkyl, (1-6C)alkoxy, oxo, OH, CF3 or halogen, and from (6-14C)aryl, (7-15C)aralkyl, (8-16C)aralkenyl and (14-20C)(bisary)alkyl, wherein the aryl groups are unsubstituted or substituted with (1-6C)alkyl, (3-12C)cycloalkyl, (1-6C)alkoxy, OH, CF3 or halogen; R2, R2a and R2b are each independently selected from H, (1-
    Type: Grant
    Filed: October 19, 1999
    Date of Patent: June 7, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Cornelis Marius Timmers, Johannes Bernardus Maria Rewinkel
  • Patent number: 6881728
    Abstract: Androgenic steroids having a (14?,17?-)-17-(hydroxymetheyl) configuration, useful for the preparation of male contraceptives and pharmaceutical formulations for the treatment of androgen insufficiency.
    Type: Grant
    Filed: March 2, 2000
    Date of Patent: April 19, 2005
    Assignee: Akzo Nobel N.V.
    Inventors: Hubert Jan Jozef Loozen, Dirk D. Leysen, Jaap van der Louw
  • Patent number: 6787137
    Abstract: The present invention relates to vaccines comprising antiserum raised against a flagellaless Campylobacter strain for the prevention of Campylobacter colonisation in animals. The invention also relates to antigenic Campylobacter proteins visible in a Western blot of Campylobacter jejuni protein after incubation of said Western blot with antibodies against a flagellaless mutant of Campylobacter jejuni and not visible after incubation of said blot with antibodies against wild type Campylobacter jejuni, and to their use in vaccines and the manufacturing thereof. The invention further relates to vaccines comprising such proteins and antibodies against such proteins. The invention further relates to the use of such Campylobacter proteins and to antiserum and antibodies raised against Campylobacter antigens for the preparation of vaccines. Finally, the invention relates to methods for the preparation of such vaccines.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: September 7, 2004
    Assignee: Akzo Nobel N. V.
    Inventors: Antonius Arnoldus Christiaan Jacobs, Johannes Franciscus van den Bosch, Petrus Johannes Maria Nuijten
  • Patent number: 6770275
    Abstract: The present invention relates to live attenuated RTX-toxin producing bacteria of the family Pasteurellaceae, of which the attenuation is due to the fact that they produce RTX toxin in a non-activated form. The invention also relates to vaccines for the protection of mammals against infection with RTX-toxin producing bacteria of the family Pasteurellaceae, and to methods for the preparation of said live attenuated bacteria and vaccines.
    Type: Grant
    Filed: May 30, 1997
    Date of Patent: August 3, 2004
    Assignee: Akzo Nobel N.V.
    Inventors: Ruud Philip Antoon Maria Segers, Johannes Franciscus Van Den Bosch, Joachim Frey
  • Patent number: 6764687
    Abstract: The present invention relates to live attenuated bacteria for use as a medicament. The invention also relates to vaccines based thereon that are useful for the prevention of microbial pathogenesis. Further, the invention relates to live attenuated recombinant bacteria carrying a heterologous gene and vaccines based thereon. Finally, the invention relates to methods for the preparation of such vaccines and bacteria.
    Type: Grant
    Filed: June 9, 1999
    Date of Patent: July 20, 2004
    Assignees: Akzo Nobel N.V., Board of Governors for Higher Education, State of Rhode Island
    Inventors: Paul S. Cohen, David C. Laux, Petrus J. M. Nuijten
  • Patent number: 6756366
    Abstract: Orally Active androgens are derivative of 7&agr;-methyl-19-nortestosterone. The compounds satisfy formula (I) wherein R1 is O, (H,H), (H,OR), NOR, with R being hydrogen, (C1-6)alkyl, or (C1-6)acyl; R2 is selected from the group consisting of (C2-3)alkyl, isopropyl, (C2-3)1-alkenyl, isopropenyl, 1,2-proandienyl, or (C2-3)1-alynyl, each optionally substituted by halogen; or R2 is cyclopropyl, or cyclopropenyl, each optionally substituted by (C1-2)alkyl, or halogen; R3 is hydrogen, (C1-2)alkyl, or ethenyl; R4 is (C1-2)alkyl; R5 is hydrogen, or (C1-15)acyl; and the dotted lines indicate optional bonds.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: June 29, 2004
    Assignee: Akzo Nobel N.V.
    Inventors: Jaap van der Louw, Dirk Leysen, Roberta Burma Bursi
  • Patent number: 6743430
    Abstract: Disclosed herein is a multicomponent low dose vaccine comprising a safe and immunogenically effective combination of a protective antigen component or components of clostridial organism, a protective antigen component of a non-clostridial organism and an adjuvant.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: June 1, 2004
    Inventors: Richard E. Parizek, Lonny E. Vlieger, Sharon A. Bryant, Stuart K. Nibbelink, Michael J. McGinley
  • Patent number: 6706700
    Abstract: The disclosed invention relates to the unexpected finding of novel steroids which are characterized by a 14&bgr;,15&bgr;-cyclopropane ring and a 17&agr; hydroxymethyl group. These steroids according to the invention are found to have in common an androgenic activity. They can be used for the preparation of an agent for male contraception, as well as for the preparation of a medicament for the treatment of androgen insufficiency.
    Type: Grant
    Filed: September 11, 2002
    Date of Patent: March 16, 2004
    Assignee: Akzo-Nobel, N.V.
    Inventors: Dirk Leysen, Jaap Van der Louw, Roberta Buma Bursi, Marcel Evert De Gooyer
  • Patent number: RE39494
    Abstract: The invention relates to a method for making an inactivated vaccine of Mycoplasma hyopneumoniae by inactivating the bacteria with Thimerosal. The resulting bacterin is mixed with an adjuvant of aluminum hydroxide and DEAE dextran and injected into pigs. The resulting bacterin and adjuvant mixture can also be mixed with other bacteria such as Bordetella and Pasteurella, for further adjuvant effect. Protective immunity against mycoplasmal pneumonia is elicited in swine using these vaccines.
    Type: Grant
    Filed: August 5, 2004
    Date of Patent: February 27, 2007
    Assignee: Intervet Inc.
    Inventors: Gerald R. Fitzgerald, C. Joseph Welter