Patents by Inventor Clement C. Macevicz

Clement C. Macevicz 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).

  • Water purification device
    Patent number: 4609463
    Abstract: A reverse osmosis water purification device for attachment to a kitchen faucet or the like employs a substantially leak-proof, two-piece pressure vessel containing a readily replaceable reverse osmosis module. In the preferred embodiment, a handle is provided on the module to facilitate removal thereof from the pressure vessel. Also in the preferred embodiment, carbon-felt disks are provided to provide filtering for water after the water has been purified by reverse osmosis membranes.
    Type: Grant
    Filed: November 30, 1984
    Date of Patent: September 2, 1986
    Assignee: Nimbus Water Systems, Inc.
    Inventors: Clement C. Macevicz, Byron J. Mulherin, Jr.
  • Method for cleaning semipermeable membranes
    Patent number: 3940336
    Abstract: Mud, slime, precipitated particles and other foreign matter are removed from the surface of a semipermeable membrane used in a membrane process system by flushing, preferably with the membrane in place in its cartridge or container, with water of purity greater than 1 megohm resistivity.
    Type: Grant
    Filed: June 21, 1974
    Date of Patent: February 24, 1976
    Assignee: Desalination Systems, Inc.
    Inventors: Clement C. Macevicz, Charles W. Million
  • Water purifier
    Patent number: D288707
    Type: Grant
    Filed: July 10, 1984
    Date of Patent: March 10, 1987
    Assignee: Nimbus Water Systems, Inc.
    Inventors: Clement C. Macevicz, Byron J. Mulherin, Jr.
  • Water treatment assembly head
    Patent number: D295438
    Type: Grant
    Filed: January 30, 1986
    Date of Patent: April 26, 1988
    Assignee: Nimbus Water Systems, Inc.
    Inventors: Donald T. Bray, Clement C. Macevicz