Patents by Inventor John Charles Mazza

John Charles Mazza 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).

  • Method for maintaining test integrity within a microbiological test array
    Publication number: 20020155515
    Abstract: A microbiological test array with a plurality of microwells connected by a microchannel to a solution reservoir. Subsequent to filling the microwells, the microchannels are sealed to protect the integrity of the solution in the test microwells.
    Type: Application
    Filed: April 24, 2001
    Publication date: October 24, 2002
    Applicant: Dade Behring Inc.
    Inventors: Edward Francis Farina, Edward Stephen Kaminki, John Charles Mazza, Bruce McLean Gemmell, William David Dunfee
  • Liquid flow and control in a biological test array
    Publication number: 20020119561
    Abstract: A microbiological test array with a generally flat base having a plurality of upwardly projecting microwells connected by a microchannel to an open reservoir formed in a top surface generally parallel to the base of the test array. The reservoir has an opening to permit an inoculum-broth liquid solution to flow from the reservoir through the microchannel, to a sacrificial evaporation well having an air vent port adapted to control a vacuum filling process, and subsequently to be distributed into each of the plurality of microwells.
    Type: Application
    Filed: February 28, 2001
    Publication date: August 29, 2002
    Inventors: Edward Francis Farina, Samuel Garfield Ferguson, Peter Louis Gebrian, Frank Stephen Krufka, John Charles Mazza, Nicholas Michael Shmel
  • Method and apparatus for extracting liquid samples from a closed container
    Patent number: 6077713
    Abstract: Extracting a quantity of liquid from a closed container by driving a cannula having a passage the length of the cannula and a groove a partial length of the cannula through the closure of the container until the groove establishes communication between a pressurized chamber and the container, thereby forcing liquid from the tube through the passage.
    Type: Grant
    Filed: June 30, 1998
    Date of Patent: June 20, 2000
    Assignee: Dade Behring Inc.
    Inventors: William David Dunfee, Edward Stephen Kaminski, John Charles Mazza, Kerry Lynn Miller, Jeffery Kenneth Parmer, Paul John Zuk