Patents by Inventor Theo Langen

Theo Langen 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: 5958487
    Abstract: Process for producing a meat product, such as an animal food, particularly for domestic pets or the like, comprising substantially lumpy meat material on the one hand and a substantially liquid gravy on the other and which is filled into a container, such as a shell pack, tin can, etc., in which the meat raw material is cut up in frozen form to meat lumps, together with the gravy is filled into a base of the container and finally with the container base is connected in a substantially liquid and gas-tight manner a container top and in which a sterilization process takes place, characterized in that both the meat material, comprising the meat lumps, optionally accompanied by the addition of prefabricated moulded pieces with a meat or vegetable base, and the sauce or gravy, the latter in granule form, are compression moulded to a shaped article in frozen, solid, quasi-dry state and as such introduced into the base, as well as meat product produced by this process.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: September 28, 1999
    Assignee: Effem GmbH
    Inventors: Harald Emberger, Yvonne Siegmund, Jurgen Luttmann, Roland Stein, Gebhard Kregel, Peter Kalisch, Meinhard Protz, Theo Langen