Patents by Inventor Victor J. Maran

Victor J. Maran 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).

  • Airless sprayer and pressurizing system
    Patent number: 4197884
    Abstract: An airless sprayer having the capability of replacing most if not all of the so-called aerosol sprayers with improved performance, reduced cost and elimination of potential damage to the environment from an aerosol propellant. The unit is refillable by the user at any time suiting his convenience. The liquid to be sprayed is contained in a first chamber above an internal free-floating piston powered by air pressure in a second chamber below the piston. The system includes a unique compressor unit for automatically pumping air at operating pressure into the lower chamber.
    Type: Grant
    Filed: March 30, 1978
    Date of Patent: April 15, 1980
    Assignee: Dispenser Corporation
    Inventor: Victor J. Maran
  • Airless sprayer and pressurizing system
    Patent number: 4093123
    Abstract: An airless sprayer having the capability of replacing most if not all of the so-called aerosol sprayers with improved performance, reduced cost and elimination of potential damage to the environment from an aerosol propellant. The unit is refillable by the user at any time suiting his convenience. The liquid to be sprayed is contained in a first chamber above an internal free-floating piston powered by air pressure in a second chamber below the piston. The system includes a unique compressor unit for automatically pumping air at operating pressure into the lower chamber.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: June 6, 1978
    Assignee: Dispenser Corporation
    Inventor: Victor J. Maran