Patents by Inventor Abraham Halperin

Abraham Halperin 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).

  • Restraining device for dogs and other animals
    Patent number: 4022161
    Abstract: A strap, fastenable to an animal's neck near its body, and a flexible leash extension, looped into a choke collar, are interconnected by an array of parallel turnbuckles holding them apart whereby the choke collar is maintained close to the animal's jaws. The leash extension is preferably a chain having some of its links engaged by hooked extremities of the turnbuckles.
    Type: Grant
    Filed: June 1, 1976
    Date of Patent: May 10, 1977
    Inventor: Abraham Halperin
  • Restraining device for dogs and other animals
    Patent number: 3974800
    Abstract: A strap, fastenable to an animal's neck near its body, and a flexible leash extension, looped into a choke collar, are interconnected by an array of contracted coil springs holding them apart whereby the choke collar is maintained close to the animal's jaws. The leash extension is preferably a chain having some of its links engaged by hooked extremities of the coil springs.
    Type: Grant
    Filed: January 20, 1975
    Date of Patent: August 17, 1976
    Inventor: Abraham Halperin