Patents by Inventor Alexander Alpert

Alexander Alpert 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).

  • Publication number: 20060037199
    Abstract: A fastener ripper includes a handle, a joint assembly, and an elongate blade replaceably coupled to the handle by the joint assembly. The blade is configured to engage and rip a fastener. The joint assembly includes a first mating portion, a second mating portion, and a member securing the mating portions. The first mating portion includes a raised portion of the blade and the second mating portion includes a countersunk portion in the handle configured to engage the raised portion. Alternatively, the first mating portion includes a step in the elongate blade and the second mating portion includes a step in the handle configured to engage the step in the elongate blade. Alternatively, the first mating portion is substantially flat, the second mating portion is substantially flat, and the member securing the mating portions includes a base plate, dowels and screws.
    Type: Application
    Filed: August 20, 2004
    Publication date: February 23, 2006
    Inventor: Alexander Alpert