Patents by Inventor Diana Jean Drennan

Diana Jean Drennan 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).

  • Skin care compositions comprising substituted diamines
    Patent number: 8476251
    Abstract: Skin care compositions comprising certain substituted diamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: July 2, 2013
    Assignee: Conopco, Inc.
    Inventors: Jose Guillermo Rosa, Bijan Harichian, Diana Jean Drennan, John Steven Bajor, Carol Annette Bosko
  • Substituted 3-(phenoxymethyl) benzyl amines and personal care compositions
    Patent number: 8425885
    Abstract: Certain novel substituted 3-(phenoxymethyl) benzyl amines and personal care compositions comprising such, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: April 23, 2013
    Assignee: Conopco, Inc.
    Inventors: Jose Guillermo Rosa, Bijan Harichian, John Steven Bajor, Carol Annette Bosko, Diana Jean Drennan, John Chun-Sing Nip
  • Skin care compositions comprising phenoxyalkyl amines
    Patent number: 8309064
    Abstract: Skin care compositions comprising certain phenoxyalkylamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: November 13, 2012
    Assignee: Conopco, Inc.
    Inventors: Jose Guillermo Rosa, Bijan Harichian, John Steven Bajor, Carol Annette Bosko, Diana Jean Drennan, John Chun-Sing Nip
  • Skin care compositions comprising substituted monoamines
    Patent number: 8293218
    Abstract: Skin care compositions comprising certain substituted monoamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Grant
    Filed: July 29, 2010
    Date of Patent: October 23, 2012
    Assignee: Conopco, Inc.
    Inventors: Jose Guillermo Rosa, Bijan Harichian, Diana Jean Drennan, John Steven Bajor, Carol Annette Bosko
  • SKIN CARE COMPOSITIONS COMPRISING SUBSTITUTED MONOAMINES
    Publication number: 20120027699
    Abstract: Skin care compositions comprising certain substituted monoamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Application
    Filed: July 29, 2010
    Publication date: February 2, 2012
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Jose Guillermo ROSA, Bijan HARICHIAN, Diana Jean DRENNAN, John Steven BAJOR, Carol Annette BOSKO
  • SKIN CARE COMPOSITIONS COMPRISING SUBSTITUTED DIAMINES
    Publication number: 20120027700
    Abstract: Skin care compositions comprising certain substituted diamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Application
    Filed: July 29, 2010
    Publication date: February 2, 2012
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: Jose Guillermo Rosa, Bijan Harichian, Diana Jean Drennan, John Steven Bajor, Carol Annette Bosko
  • SUBSTITUTED 3-(PHENOXYMETHYL) BENZYL AMINES AND PERSONAL CARE COMPOSITIONS
    Publication number: 20110110871
    Abstract: Certain novel substituted 3-(phenoxymethyl) benzyl amines and personal care compositions comprising such, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Application
    Filed: November 9, 2009
    Publication date: May 12, 2011
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Jose Guillermo ROSA, Bijan HARICHIAN, John Steven BAJOR, Carol Annette BOSKO, Diana Jean DRENNAN, John Chun-Sing NIP
  • SKIN CARE COMPOSITIONS COMPRISING PHENOXYALKYL AMINES
    Publication number: 20110110870
    Abstract: Skin care compositions comprising certain phenoxyalkylamines, which are particularly beneficial for skin lightening and achieving evenness of color, especially for face and underarm skin.
    Type: Application
    Filed: November 9, 2009
    Publication date: May 12, 2011
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Jose Guillermo ROSA, Bijan HARICHIAN, John Steven BAJOR, Carol Annette BOSKO, Diana Jean DRENNAN, John Chun-Sing NIP
  • Method and Composition for Color Modulation
    Publication number: 20100158829
    Abstract: The invention is directed to a method and composition suitable for skin color modulation. Particularly, the action of D-dopachrome tautomerase on melanogenesis and/or the transfer of melanin from melanosomes in keratinocytes is reduced, thereby resulting in a change in skin color.
    Type: Application
    Filed: December 24, 2008
    Publication date: June 24, 2010
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: John Steven Bajor, Carol Annette Bosko, Jorge Louie CardeNas, Diana Jean Drennan, Diana Marrero, Sheila Alves Rocha, Leonard Shore McGarvey, Margaret McGarvey