Patents by Inventor Petar Maric

Petar Maric 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).

  • Accordion with a new order of sounds and mechanical reed opening system
    Patent number: 4275635
    Abstract: A reed accordion having six sounds for each register and a mechanical linkage system which permits the two additional sounds to be selectively used or not in combination with the classical four sounds for each register.
    Type: Grant
    Filed: August 14, 1979
    Date of Patent: June 30, 1981
    Inventor: Petar Maric