Patents by Inventor Karl F. Popp

Karl F. Popp 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).

  • Publication number: 20040167223
    Abstract: Methods of using a topical composition comprising a storage-stable mixture of a benzoyl peroxide dispersion and clindamycin or pharmaceutically acceptable salts or esters thereof for treating a bacterial disorder. These methods also contemplate the reduction or elimination of particular bacteria from affected skin areas, thereby reducing skin lesions or infections.
    Type: Application
    Filed: February 27, 2004
    Publication date: August 26, 2004
    Inventor: Karl F. Popp
  • Publication number: 20040043946
    Abstract: Topical compositions and methods of using same for treating skin disorders or conditions comprising a storage-stable mixture of a benzoyl peroxide dispersion, clindamycin or pharmaceutically acceptable salts or esters thereof, and a pharmaceutically acceptable carrier.
    Type: Application
    Filed: July 11, 2003
    Publication date: March 4, 2004
    Inventor: Karl F. Popp
  • Patent number: 6699464
    Abstract: A composition for treatment of hyperpigmentation having a SPF value of at least 15 includes hydroquinone, sunscreens, antioxidants and emulsifiers and emollients. The composition can be made into an emulsion having physical and chemical stability for a prolonged period of time over a wide range of temperatures.
    Type: Grant
    Filed: July 30, 2002
    Date of Patent: March 2, 2004
    Assignee: Stiefel Laboratories, Inc.
    Inventors: Karl F. Popp, Kathleen L. Clark
  • Patent number: 6630158
    Abstract: A dietary supplement composition for promoting healthy skin comprised of lycopene and other carotenoids, selenium, chromium and biotin.
    Type: Grant
    Filed: October 30, 2001
    Date of Patent: October 7, 2003
    Assignee: Stiefel Laboratories, Inc.
    Inventors: Karl F. Popp, Samuel J. Alioto
  • Publication number: 20020192272
    Abstract: A dermatological delivery system comprising a topically acceptable, inert support selected from the group consisting of cotton, rayon, polyester, polypropylene, wood pulp, mohair, nylon fleece, and neoprene foam, or combination thereof, impregnated with an about 0.1% to about 2% solution of metronidazole; the solution having a major solvent component comprising water, ethanol or a mixture of water and ethanol, the support being operable to permit application of the solution to the skin.
    Type: Application
    Filed: January 10, 2002
    Publication date: December 19, 2002
    Inventor: Karl F. Popp
  • Publication number: 20020132800
    Abstract: A dietary supplement composition for promoting healthy skin comprised of lycopene and other carotenoids, selenium, chromium and biotin.
    Type: Application
    Filed: October 30, 2001
    Publication date: September 19, 2002
    Inventors: Karl F. Popp, Samuel J. Alioto
  • Patent number: 6433024
    Abstract: The present invention is directed towards a topical composition for the treatment of acne comprising water, an organic peroxide, an alpha hydroxy acid, a moisturizer, an isosorbide and a detergent. This invention also is directed to a method of making the composition of this invention. The method involves (1) heating water to between 60° C. and 70° C.; (2) adding a detergent base to the water and mixing the solution; (3) cooling the solution and adding an alpha hydroxy acid, an isosorbide and sodium pyrollidone carboxylate; (4) continuing to cool the solution to between 25° C. and 35° C. and then adding benzoyl peroxide and a preservative to the solution; (5) mixing and milling the product until smooth; and (6) adjusting the pH of the product to a pH of 3-5 with a base. This invention also is directed towards a method for treating a patient afflicted with acne by applying the composition of this invention to the affected areas of the patient's skin.
    Type: Grant
    Filed: May 8, 2000
    Date of Patent: August 13, 2002
    Inventors: Karl F. Popp, Brent D. Stiefel
  • Patent number: 5525358
    Abstract: Gel film-forming flexible collodion compositions can be improved by including one or more topically acceptable polymers in an amount sufficient to increase the resilience of the film formed. Suitable polymers include polyalkylenes and (meth)acrylate homo- or copolymers. The compositions can further include salicylic acid and a topically acceptable crystallization inhibitor in an amount sufficient to suppress the crystallization of dissolved salicylic acid from the composition.
    Type: Grant
    Filed: April 19, 1995
    Date of Patent: June 11, 1996
    Assignee: Schering-Plough Healthcare Products, Inc.
    Inventor: Karl F. Popp
  • Patent number: 5466446
    Abstract: Dermatological conditions are treated by topically applying to the affected area an effective amount of a combination benzoyl peroxide and clindamycin composition.
    Type: Grant
    Filed: February 16, 1994
    Date of Patent: November 14, 1995
    Assignee: Stiefel Laboratories, Inc.
    Inventors: Werner K. Stiefel, Karl F. Popp
  • Patent number: 5433950
    Abstract: Film-forming flexible collodion compositions can be improved by including one or more topically acceptable polymers in an amount sufficient to increase the resilience of the film formed. Suitable polymers include polyalkylenes and (meth)acrylate homo- or copolymers. The compositions can further include salicylic acid and a topically acceptable crystallization inhibitor in an amount sufficient to suppress the crystallization of dissolved salicylic acid from the composition.
    Type: Grant
    Filed: April 16, 1993
    Date of Patent: July 18, 1995
    Assignee: Schering-Plough Healthcare Products, Inc.
    Inventor: Karl F. Popp
  • Patent number: 4614649
    Abstract: Antiplaque dentifrices containing as the antiplaque ingredient the saccharin salt of an amino or quaternary ammonium antimicrobial agent, particularly chlorhexidine saccharin salt or octenidine saccharin salt, and the method of inhibiting, reducing and preventing dental plaque therewith are disclosed.
    Type: Grant
    Filed: December 9, 1983
    Date of Patent: September 30, 1986
    Assignee: Sterling Drug Inc.
    Inventors: William G. Gorman, Karl F. Popp, Kenneth M. Mavica
  • Patent number: 4542125
    Abstract: Antimicrobial surface degerming compositions comprising a bis[4-(substituted-amino)-1-pyridinium]alkane, especially octenidine hydrochloride, as the antimicrobial agent, one or more compounds selected from the group consisting of higher-alkyldilower-alkylamine oxides, higher-alkylaminoalkanoic acids, higher-alkyldiloweralkylammoniumalkanoate betaines and quaternary nitrogen-containing cellulose ethers, and an aqueous vehicle, especially antimicrobial skin cleansing compositions and antimicrobial bovine teat dip compositions, and method of use thereof are disclosed.
    Type: Grant
    Filed: March 23, 1984
    Date of Patent: September 17, 1985
    Assignee: Sterling Drug Inc.
    Inventors: William G. Gorman, Karl F. Popp, Jennifer C. Galloway, David M. Sedlock
  • Patent number: 4420484
    Abstract: Basic amino or ammonium antimicrobial agent (especially bisbiguanide, quaternary ammonium salt and bispyridine)-polyethylene glycol ester surfactant-betaine and/or amine oxide surfactant antimicrobial skin cleansing compositions and method of use thereof are disclosed.
    Type: Grant
    Filed: November 12, 1981
    Date of Patent: December 13, 1983
    Assignee: Sterling Drug Inc.
    Inventors: William G. Gorman, Karl F. Popp
  • Patent number: RE32300
    Abstract: Basic amino or ammonium antimicrobial agent (especially bisbiguanide, quarternary ammonium salt and bispyridine)-polyethylene glycol ester surfactant-betaine and/or amine oxide surfactant antimicrobial skin cleansing compositions and method of use thereof are disclosed.
    Type: Grant
    Filed: July 3, 1985
    Date of Patent: December 2, 1986
    Assignee: Sterling Drug Inc.
    Inventors: William G. Gorman, Karl F. Popp