Patents by Inventor Raymond Thomas McKenna

Raymond Thomas McKenna 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).

  • Natamycin and chemical preservatives in foods and method of making
    Patent number: 6156362
    Abstract: A foodstuff is disclosed which also contains a sufficient amount of Natamycin in combination with reduced levels of selected chemical preservatives to prevent the outgrowth of yeast, mold and/or bacteria making the foodstuff significantly more organoleptically acceptable.
    Type: Grant
    Filed: November 2, 1998
    Date of Patent: December 5, 2000
    Assignee: Lipton, division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Raymond Thomas McKenna, Andreas Markus Keller
  • Method for the hygienic preparation, storage, handling and dispensing of tea
    Patent number: 6120825
    Abstract: A method for preparing, handling, storing and dispensing tea at relatively mild temperatures is provided to eliminate or substantially reduce microbial outgrowth. A balance between the tea solids concentration and the storage temperature is achieved whereby the delicate flavor of the tea is not compromised.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: September 19, 2000
    Assignee: Thomas J. Lipton Co., division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Mauro Dominick Mordini, Paul John Rothenberg, Raymond Thomas McKenna
  • Flavoring materials used in foodstuffs
    Patent number: 6120823
    Abstract: A foodstuff having selected flavorant/antimicrobial compounds in an amount sufficient to result in a microbiologically stable foodstuff.
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: September 19, 2000
    Assignee: Lipton, divsion of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Francis John Farrell, Raymond Thomas McKenna, Paul John Rothenberg
  • Cinnamic acid for use in tea containing beverages
    Patent number: 6036986
    Abstract: An aqueous based tea solids containing beverage is taught which also contains a sufficient amount of cinnamic acid its salts and esters as a flavoring/antimicrobial compound and employs a hurdle approach with selected levels of water hardness, polyphosphate, sequestrants, pH adjustment, benzoic acid and sorbic acid to prevent microbiological outgrowth while simultaneously contributing to the pleasant flavor of the beverage thus making the beverage acceptable both organoleptically and microbiologically.
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: March 14, 2000
    Assignee: Lipton, Division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, William Conrad Franke, Meghan Mary Kemly, Raymond Thomas McKenna, Paul John Rothenberg
  • Flavoring materials for use in tea containing beverages
    Patent number: 6022576
    Abstract: An aqueous based tea solids containing beverage is taught which also contains a sufficient amount of a selected substituted phenyl flavoring/antimicrobial compound to prevent microbial outgrowth while simultaneously contributing to the pleasant flavor of the beverage thus making the beverage acceptable both organoleptically and microbiologically. Optionally selected "hurdles" or stepwise antimicrobial controls are also employed.
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: February 8, 2000
    Assignee: Lipton, Division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Francis John Farrell, Raymond Thomas McKenna, Paul John Rothenberg
  • Method of preserving tea containing beverages
    Patent number: 5895681
    Abstract: An aqueous based tea solids containing beverage is disclosed which also contains a sufficient amount of Natamycin in combination with reduced levels of selected chemical preservatives to prevent the outgrowth of yeast and/or mold, making the beverage significantly more organoleptically acceptable.
    Type: Grant
    Filed: December 11, 1996
    Date of Patent: April 20, 1999
    Assignee: Thomas J. Lipton, Division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Raymond Thomas McKenna, Paul John Rothenberg
  • Tea beverage preservation and method of making
    Patent number: 5773062
    Abstract: An aqueous based tea solids containing beverage and a method for its preparation is disclosed. The beverage contains sufficient Natamycin to prevent the outgrowth of yeast and/or mold.
    Type: Grant
    Filed: December 11, 1996
    Date of Patent: June 30, 1998
    Assignee: Thomas J. Lipton Co., Division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Raymond Thomas McKenna, Paul John Rothenberg
  • Beverage preservation
    Patent number: 5738888
    Abstract: An aqueous based beverage is disclosed which also contains sufficient Natamycin and DMDC to prevent spoilage and the outgrowth of pathogenic microbes.
    Type: Grant
    Filed: December 11, 1996
    Date of Patent: April 14, 1998
    Assignee: Thomas J. Lipton Co., Division of Conopco, Inc.
    Inventors: Michael Charles Cirigliano, Raymond Thomas McKenna, Paul John Rothenberg