Patents by Inventor Pietro Cocchi

Pietro Cocchi 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).

  • Syringe for injections, especially intravenous made to be used only once, without any possibilityof re-aspiration
    Patent number: 4863427
    Abstract: In a syringe for injections, especially intravenous --being realized so as to be used only once and comprising a body making up the cylinder to which the needle is fitted, a piston sliding in said cylinder and a piston handling member (stem) for recalling the piston during the liquid aspiration phase and for pushing the piston during the injection phase--said piston and said handling member (stem) are engaged with one another in a non-rigid way, in order to neutralize a further aspiration operation after a first phase of piston push has been carried out.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: September 5, 1989
    Inventor: Pietro Cocchi