Marcus J Bentley

US Patent:

61068128, Aug 22, 2000

Filed:

Jan 13, 1999

Appl. No.:

9/231042

Inventors:

Michael Prencipe - Princeton Junction NJ
Mike Wong - North Brunswick NJ
Vincent O. Drago - Sayreville NJ
Marcus Bentley - Jersey City NJ
Mahmoud Hassan - Piscataway NJ
Nagaraj S. Dixit - Plainsboro NJ

Assignee:

Colgate-Palmolive Company

International Classification:

A61K 716
A61K 718
A61K 720

US Classification:

424 53

Abstract:

A dual component tooth whitening composition is disclosed, which composition contains a peroxide whitening and a second ingredient incompatible with the peroxide compound, the second ingredient and the peroxide compound each being incorporated in separate dentifrice components which are physically separated until dispensed for use, the components retaining their original physical state when in contact, the first component being a composition containing a peroxide whitening compound in a vehicle thickened with a combination of a particulated water insoluble inorganic compound and an organic thickener other than an alkylene oxide polymer, and the second component containing the ingredient incompatible with the peroxide.

US Patent:

59390514, Aug 17, 1999

Filed:

Feb 27, 1998

Appl. No.:

9/031727

Inventors:

John Santalucia - New Brunswick NJ
Peter Ren - Martinsville NJ
Nagaraj Dixit - Plainsboro NJ
Gary Durga - Edison NJ
Michael Prencipe - Princeton Junction NJ
Mahmoud Hassan - Piscataway NJ
Marcus Bentley - Jersey City NJ
Barry Self - Somerset NJ

Assignee:

Colgate-Palmolive Company - New York NY

International Classification:

A61K 716
A61K 718

US Classification:

424 49

Abstract:

Oral compositions, such as oral gels and toothpastes, containing a novel high cleaning, low abrasion silica hydrogel abrasive.

US Patent:

57928185, Aug 11, 1998

Filed:

Feb 5, 1997

Appl. No.:

8/795534

Inventors:

Mahmoud Hassan - Piscataway NJ
Robert Mitchell - Somerset NJ
Nagaraj Dixit - Plainsboro NJ
Gary Durga - Edison NJ
Marcus Bentley - Jersey City NJ

Assignee:

Colgate-Palmolive Company - New York NY

International Classification:

C08F 812

US Classification:

525369

Abstract:

A catalytic process for the hydrolysis of alkyl vinyl ether/maleic anhydride copolymers, involving a base catalyst.