Patents by Inventor Wayne Frederick Leech

Wayne Frederick Leech has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9198430
    Abstract: This invention relates to a veterinary antiparasitic solubilized composition including a macrocyclic lactone or a pharmaceutically equivalent salt thereof, and levamisole or a pharmaceutically equivalent salt thereof, characterized in that the pH of the composition is in the range of 2.0 to 5.0 and wherein the composition includes at least one surfactant and at least one antioxidant.
    Type: Grant
    Filed: June 22, 2012
    Date of Patent: December 1, 2015
    Assignee: BAYER NEW ZEALAND LIMITED
    Inventors: Wayne Frederick Leech, Fadil Al Alawi, Karthigeyan Nanjan
  • Patent number: 8835397
    Abstract: The invention relates to a table formulated for administration to an animal to treat parasite infestation. The tablet includes at least one macrocyclic lactone compound with anthelmintic activity dissolved in at least one organic solvent and subsequently formulated into a tablet. The tablets produced have a high degree of stability when stored over time and also provide the animal with a dose of agent sufficient to be therapeutically effective.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: September 16, 2014
    Assignee: Bayer New Zealand Ltd.
    Inventors: Karthigeyan Nanjan, Fadil Al Alawi, Wayne Frederick Leech, Man Yik Li, Steve Li
  • Publication number: 20140221299
    Abstract: This invention relates to a veterinary antiparasitic solubilised composition including a macrocyclic lactone or a pharmaceutically equivalent salt thereof, and levamisole or a pharmaceutically equivalent salt thereof, characterised in that the pH of the composition is in the range of 2.0 to 5.0 and wherein the composition includes at least one surfactant and at least one antioxidant.
    Type: Application
    Filed: June 22, 2012
    Publication date: August 7, 2014
    Applicant: BAYER NEW ZEALAND LIMITED
    Inventors: Wayne Frederick Leech, Fadil Al Alawi, Karthigeyan Nanjan
  • Patent number: 8449893
    Abstract: A composition and dosage regime including a vaccine and levamisole for the treatment of clostridial diseases and helminthiasis. New methods of administration relating to particular dosage regimes of such a composition are also claimed.
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: May 28, 2013
    Assignee: Bayer New Zealand Limited (17012)
    Inventor: Wayne Frederick Leech
  • Patent number: 8329206
    Abstract: A bolus for administration of a substance to an animal, the bolus including An external coating, and A core inside the external coating wherein the core is formed from a plurality of dosage media, wherein each dosage media contains a substance, the bolus characterised in that the dosage media are ordered within the bolus such that the amount of substance released by each dosage media is progressively more than the amount of substance released by the previous dosage media.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: December 11, 2012
    Assignee: Bomac Research Limited
    Inventors: Wayne Frederick Leech, William Ernest Pomroy
  • Publication number: 20120070506
    Abstract: The present invention relates to a composition for an animal within a particular weight range including at least one non-steroidal anti-inflammatory drug (NSAID) compound and at least one mussel extract characterised in that the therapeutic dose of NSAID compound in the composition is substantially less than the usual therapeutic dose.
    Type: Application
    Filed: December 18, 2009
    Publication date: March 22, 2012
    Applicant: BOMAC RESEARCH LIMITED
    Inventor: Wayne Frederick Leech
  • Publication number: 20120022038
    Abstract: The present invention relates to a formulation for administration to the teat canal of the mammary gland of an animal, the formulation including: a physical barrier material, characterised in that the formulation includes sufficient antibiotic in relation to physical barrier material such that the formulation is configured to disintegrate over a period of time after administration to the teat canal.
    Type: Application
    Filed: November 25, 2009
    Publication date: January 26, 2012
    Applicant: MASTITIS RESEARCH CENTRE LIMITED
    Inventors: Wayne Frederick Leech, Fadil Al Alawi, Kiro Risto Petrovski
  • Publication number: 20110311589
    Abstract: A composition and dosage regime including a vaccine and levamisole for the treatment of clostridial diseases and helminthiasis. New methods of administration relating to particular dosage regimes of such a composition are also claimed.
    Type: Application
    Filed: December 15, 2009
    Publication date: December 22, 2011
    Applicant: BOMAC RESEARCH LIMITED
    Inventor: Wayne Frederick Leech
  • Publication number: 20110287081
    Abstract: The present invention relates to a bolus for administration to a ruminant by deposition into its rumen, wherein the bolus has a construction including: a) a casing; b) a core inside the casing wherein the core is formed from at least two tablets; and, is characterised in that a permanently amorphous substance at least partially coats one or more of the tablet or tablets. A method of forming such a bolus is also claimed.
    Type: Application
    Filed: August 21, 2009
    Publication date: November 24, 2011
    Applicant: BOMAC RESEARCH LIMITED
    Inventors: Wayne Frederick Leech, William Ernest Pomroy
  • Publication number: 20110280923
    Abstract: A bolus for administration of a substance to an animal, the bolus including An external coating, and A core inside the external coating wherein the core is formed from a plurality of dosage media, wherein each dosage media contains a substance, the bolus characterised in that the dosage media are ordered within the bolus such that the amount of substance released by each dosage media is progressively more than the amount of substance released by the previous dosage media.
    Type: Application
    Filed: June 29, 2009
    Publication date: November 17, 2011
    Applicant: BOMAC RESEARCH LIMITED
    Inventors: Wayne Frederick Leech, William Ernest Pomroy
  • Publication number: 20110106053
    Abstract: A treatment apparatus in the form of a bag which includes a first compartment containing at least one treatment substance, a second compartment containing at least one treatment substance, at least one openable seal between the first and second compartments, wherein at least one treatment substance in the first compartment is incompatible over time with at least one treatment substance in the second compartment.
    Type: Application
    Filed: August 14, 2008
    Publication date: May 5, 2011
    Inventor: Wayne Frederick Leech
  • Publication number: 20100016248
    Abstract: The invention relates to a tablet formulated for administration to an animal to treat parasite infestation. The tablet includes at least one macrocyclic lactone compound with anthelmintic activity dissolved in at least one organic solvent and subsequently formulated into a tablet. The tablets produced have a high degree of stability when stored over time and also provide the animal with a dose of agent sufficient to be therapeutically effective.
    Type: Application
    Filed: December 18, 2007
    Publication date: January 21, 2010
    Applicant: BOMAC RESEARCH LIMITED
    Inventors: Karthigeyan Nanjan, Fadil Al Alawi, Wayne Frederick Leech, Man Yik Li, Steve Li
  • Publication number: 20080050456
    Abstract: The present invention relates to intramammary formulations, as well as methods of treating an intra-mammary infection in a lactating non-human animal and preventing re-infection by internal administration of the formulations. The formulations include a combination of penicillin, aloe vera and Centella asiatica extract.
    Type: Application
    Filed: August 23, 2006
    Publication date: February 28, 2008
    Inventor: Wayne Frederick Leech
  • Patent number: 5925374
    Abstract: A pour-on anthelmintic composition, including its method of preparation and use, the composition preferably having being prepared by mixing at a common temperature (I) a premix of an anthelmintic compound or compounds (for example a benzimidazole) with a transdermal vehicle (such as isopropyl myristate) with (ii) a premix of a non-ionic emulsifier with an oil capable of solubilising the emulsifier and, subsequent to the blending of the premixes (preferably after cooling), mixing the blend with a deflocculation agent/diluent or deflocculation agent/diluent mix.
    Type: Grant
    Filed: September 27, 1996
    Date of Patent: July 20, 1999
    Assignee: Bomac Laboratories Limited
    Inventors: Donald George McLaren, Wayne Frederick Leech