Patents by Inventor Terence Hopkins

Terence Hopkins 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).

  • Non-systemic control of parasites
    Patent number: 6232328
    Abstract: Use of agonists and antagonists of the nicotinergic acetylcholine receptors of insects for the non-systemic control of parasitic insects, such as fleas, lice and flies, on humans and on animals.
    Type: Grant
    Filed: September 8, 1997
    Date of Patent: May 15, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hubert Dorn, Terence Hopkins
  • Parasiticide formulations suitable for dermal application
    Patent number: 6001858
    Abstract: The present invention relates to formulations for the dermal control of parasitic insects on animals, having the following compositionagonists or antagonists of the nicotinergic acetylcholine receptors of insects in a concentration of from 1 to 20% by weight based on the overall weight of the formulation;solvents from the group benzyl alcohol or optionally substituted pyrrolidones in a concentration of at least 20% by weight based on the overall weight of the formulation;if desired, further solvents from the group consisting of cyclic carbonates or lactones in a concentration of from 5.0 up to 80% by weight based on the overall weight of the formulation;if desired, further auxiliaries from the group thickeners, spreading agents, colorants, antioxidants, propellants, preservatives, adhesives, emulsifiers, in a concentration of from 0.025 up to 10% by weight based on the overall weight of the formulation.
    Type: Grant
    Filed: June 2, 1997
    Date of Patent: December 14, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kirkor Sirinyan, Hubert Dorn, Richard Kujanek, Klemens Krieger, Ulrich Heukamp, Doris Hackemuller, Terence Hopkins
  • Agonists and antagonists of the nicotinic acetylcholine receptors of insects to control endoparasites
    Patent number: 5712295
    Abstract: Use of agonists and antagonists of the nicotinergic acetylcholine receptors of insects for combating endoparasites is disclosed.
    Type: Grant
    Filed: November 21, 1996
    Date of Patent: January 27, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Norbert Mencke, Achim Harder, Terence Hopkins