Patents by Inventor Craig A. Bonda

Craig A. Bonda 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: 20050186154
    Abstract: Polymers containing one or more fluorene moieties attached to the polymer backbone, sunscreen compositions including a mixture of a photoactive compound and a polymer containing one or more fluorene moieties attached to the polymer backbone are described herein. Also disclosed are methods for stabilizing a sunscreen composition and methods of filtering out ultra-violet light from a substrate by the addition of one or more of the foregoing polymers, and methods of waterproofing and forming a film with one or more of the foregoing polymer are described herein.
    Type: Application
    Filed: October 15, 2004
    Publication date: August 25, 2005
    Inventors: Craig Bonda, Anna Pavlovic
  • Publication number: 20050186152
    Abstract: Polymers containing one or more of a photostabilizing moiety attached to the polymer backbone, sunscreen compositions including a mixture of a photoactive compound and a polymer containing one or more of a a photostabilizing moiety attached to the polymer backbone are described herein. Also disclosed are methods for stabilizing a sunscreen composition and methods of filtering out ultra-violet light from a substrate by the addition of one or more of the foregoing polymers, and methods of waterproofing and forming a film with one or more of the foregoing polymer are described herein.
    Type: Application
    Filed: October 15, 2004
    Publication date: August 25, 2005
    Inventors: Craig Bonda, Anna Pavlovic
  • Patent number: 6926887
    Abstract: Derivatives of fluorene, including diesters and polyesters of diphenylmethylenemalonic acid and derivatives of cyano(9H-fluoren-9-ylidene) acetic acid; and sunscreen compositions including a mixture of a photoactive compound and any one of the foregoing derivatives are disclosed herein. Also disclosed are methods for stabilizing a sunscreen composition by the addition of one or more of the foregoing derivatives and methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives.
    Type: Grant
    Filed: September 17, 2002
    Date of Patent: August 9, 2005
    Assignee: The C.P. Hall Company
    Inventors: Craig A. Bonda, Anna B. Pavlovic
  • Patent number: 6919473
    Abstract: Derivatives of fluorene, including ester derivatives of cyano(9H-fluoren-9-ylidene) acetic acid, and sunscreen compositions including a mixture of a photoactive compound and an ester derivative of cyano(9H-fluoren-9-ylidene) acetic acid are disclosed herein. Also disclosed are methods for terminating a polymer chain with an ester derivative of cyano(9H-fluoren-9-ylidene) acetic acid and methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives.
    Type: Grant
    Filed: June 10, 2003
    Date of Patent: July 19, 2005
    Assignee: CPH Innovations Corporation
    Inventors: Craig A. Bonda, Anna B. Pavlovic
  • Patent number: 6899866
    Abstract: Sunscreen compositions including a dibenzoylmethane derivative, such as avobenzone, that are made more stable by the addition of (a) an ?-cyano-?,?-diphenylacrylate compound, e.g., octocrylene and (b) a diester or polyester of naphthalene dicarboxylic acid (diethylhexyl 2,6-naphthalate), having a weight ratio of (a)/(b) of at least 0.95, preferably at least about 1.0. More particularly, the invention relates to sunscreen compositions which utilize a combination of octocrylene and diethylhexyl 2,6-naphthalate to stabilize other photoactive compounds present in a sunscreen composition and, in particular, to stabilize dibenzoylmethane derivatives, without, or with levels less than 0.5% by weight of, a methoxy-substituted benzophenone derivative, such as benzophenone-3.
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: May 31, 2005
    Assignee: CPH Innovations Corporation
    Inventor: Craig A. Bonda
  • Patent number: 6890521
    Abstract: Sunscreen compositions, including a mixture of a dibenzoylmethane derivative, and low and very low levels of an ?-cyano-?,?-diphenylacrylate compound and, optionally, together with one or more diesters and polyesters of naphthalene dicarboxylic acid and a methoxy-substituted benzophenone.
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: May 10, 2005
    Assignee: The C.P. Hall Company
    Inventor: Craig A. Bonda
  • Patent number: 6800274
    Abstract: Polymers and compounds including a diphenylmethylene or a 9H-fluorene moiety; and sunscreen compositions including a mixture of a photoactive compound and any one of the foregoing derivatives are disclosed herein. Also disclosed are methods for stabilizing a sunscreen composition by the addition of one or more of the foregoing derivatives, methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives, and methods for terminating a polymerization reaction by the addition of derivatives of diphenylmethylene and/or 9H-fluorene.
    Type: Grant
    Filed: November 22, 2002
    Date of Patent: October 5, 2004
    Assignee: The C.P. Hall Company
    Inventors: Craig A. Bonda, Anna B. Pavlovic, Urvil B. Shah
  • Publication number: 20040166072
    Abstract: Sunscreen compositions including a dibenzoylmethane derivative, such as avobenzone, that are made more stable by the addition of (a) an &agr;-cyano-&bgr;,&bgr;-diphenylacrylate compound, e.g., octocrylene and (b) a diester or polyester of naphthalene dicarboxylic acid (diethylhexyl 2,6-naphthalate), having a weight ratio of (a)/(b) of at least 0.95, preferably at least about 1.0. More particularly, the invention relates to sunscreen compositions which utilize a combination of octocrylene and diethylhexyl 2,6-naphthalate to stabilize other photoactive compounds present in a sunscreen composition and, in particular, to stabilize dibenzoylmethane derivatives, without, or with levels less than 0.5% by weight of, a methoxy-substituted benzophenone derivative, such as benzophenone-3.
    Type: Application
    Filed: February 24, 2004
    Publication date: August 26, 2004
    Applicant: THE C.P. HALL COMPANY
    Inventor: Craig A. Bonda
  • Patent number: 6770270
    Abstract: A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed. A method of selling a cosmetically-acceptable sunscreen composition is disclosed.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: August 3, 2004
    Assignee: The C.P. Hall Company
    Inventor: Craig A. Bonda
  • Publication number: 20040062726
    Abstract: Derivatives of fluorene, including ester derivatives of cyano(9H-fluoren-9-ylidene) acetic acid, and sunscreen compositions including a mixture of a photoactive compound and an ester derivative of cyano(9H-fluoren-9-ylidene) acetic acid are disclosed herein. Also disclosed are methods for terminating a polymer chain with an ester derivative of cyano(9H-fluoren-9-ylidene) acetic acid and methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives.
    Type: Application
    Filed: June 10, 2003
    Publication date: April 1, 2004
    Inventors: Craig A. Bonda, Anna B. Pavlovic
  • Publication number: 20040057914
    Abstract: Polymers and compounds including a diphenylmethylene or a 9H-fluorene moiety; and sunscreen compositions including a mixture of a photoactive compound and any one of the foregoing derivatives are disclosed herein. Also disclosed are methods for stabilizing a sunscreen composition by the addition of one or more of the foregoing derivatives, methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives, and methods for terminating a polymerization reaction by the addition of derivatives of diphenylmethylene and/or 9H-fluorene.
    Type: Application
    Filed: November 22, 2002
    Publication date: March 25, 2004
    Inventors: Craig A. Bonda, Anna B. Pavlovic, Urvil B. Shah
  • Publication number: 20040057916
    Abstract: Polymers and compounds including a diphenylmethylene or a 9H-fluorene moiety; and sunscreen compositions including a mixture of a photoactive compound and any one of the foregoing derivatives are disclosed herein. Also disclosed are methods for stabilizing a sunscreen composition by the addition of one or more of the foregoing derivatives, methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives; and methods for terminating a polymerization reaction by the addition of derivatives of diphenylmethylene and/or 9H-fluorene. Synergistic combinations of the polymer with (1) diesters or polyesters of a naphthalene dicarboxylic acid, or (2) oxybenzone enhance the photostability of sunscreen compositions containing a photodegradable sunscreen active compound, such as avobenzone.
    Type: Application
    Filed: March 11, 2003
    Publication date: March 25, 2004
    Applicant: THE C.P. HALL COMPANY
    Inventors: Craig A. Bonda, Anna Pavlovic, Urvil B. Shah
  • Publication number: 20040057912
    Abstract: Derivatives of fluorene, including diesters and polyesters of diphenylmethylenemalonic acid and derivatives of cyano(9H-fluoren-9-ylidene) acetic acid; and sunscreen compositions including a mixture of a photoactive compound and any one of the foregoing derivatives are disclosed herein. Also disclosed are methods for stabilizing a sunscreen composition by the addition of one or more of the foregoing derivatives and methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives.
    Type: Application
    Filed: September 17, 2002
    Publication date: March 25, 2004
    Inventors: Craig A. Bonda, Anna B. Pavlovic
  • Publication number: 20040047817
    Abstract: Sunscreen compositions, including a mixture of a dibenzoylmethane derivative, and low and very low levels of an &agr;-cyano-&bgr;,&bgr;-diphenylacrylate compound and, optionally, together with one or more diesters and polyesters of naphthalene dicarboxylic acid and a methoxy-substituted benzophenone, are disclosed.
    Type: Application
    Filed: September 6, 2002
    Publication date: March 11, 2004
    Inventor: Craig A. Bonda
  • Publication number: 20040047818
    Abstract: Sunscreen compositions, including a mixture of a dibenzoylmethane derivative, and low and very low levels of an &agr;-cyano-&bgr;,&bgr;-diphenylacrylate compound and, optionally, together with one or more diesters and polyesters of naphthalene dicarboxylic acid and a methoxy-substituted benzophenone.
    Type: Application
    Filed: February 10, 2003
    Publication date: March 11, 2004
    Applicant: THE C.P. HALL COMPANY
    Inventor: Craig A. Bonda
  • Publication number: 20030215472
    Abstract: A deodorant composition including a dialkyl amide in a dermatologically acceptable carrier, a method of preparing a cosmetic product intended for human topical application including the deodorant composition, a method for controlling malodor associated with human perspiration including the step of applying to the skin the deodorant composition, and a combination for use as a deodorant on human skin including the deodorant composition and a tube container, are disclosed herein.
    Type: Application
    Filed: December 31, 2002
    Publication date: November 20, 2003
    Inventors: Craig A. Bonda, David C. Steinberg, Gary A. Neudahl
  • Publication number: 20030194384
    Abstract: A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed. A method of selling a cosmetically-acceptable sunscreen composition is disclosed.
    Type: Application
    Filed: March 25, 2002
    Publication date: October 16, 2003
    Applicant: The C.P. Hall Company
    Inventor: Craig A. Bonda
  • Patent number: 6551605
    Abstract: A topical composition for skin treatment comprising about 60.001% to 1% by weight of a retinoid solubilizer and/or stabilized with preferably about 0.1% to about 50% by weight of a diester or polyester of a naphthalene dicarboxylic acid having compound formula (I), (II), (III) or mixtures: wherein R1 is an alkyl group, straight chain or branched, having 1 to 22 carbon atoms; wherein each R1, same or different, is an alkyl group having 1 to 22 carbon atoms, a diol having the structure HO—R2—OH, or a polyglycol having the structure HO—R3—(—O—R2—)m—OH wherein R2 and R3, same or different, are each an alkylene group, straight chain or branched, having 1 to 6 carbon atoms, and wherein m and n are each 1 to about 100, or a mixture thereof.
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: April 22, 2003
    Assignee: Haarmann & Reimer
    Inventor: Craig A. Bonda
  • Patent number: 6537529
    Abstract: A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed.
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: March 25, 2003
    Assignee: The C.P. Hall Company
    Inventor: Craig A. Bonda
  • Patent number: 6518451
    Abstract: A composition containing a diester of a naphthalene dicarboxylic acid having compound formula (I) for photochemically stabilizing dibenzoylmethane derivatives, absorbing UV radiation, imparting gloss and for stabilizing natural hair color and hair dyes against fading, and which can be used to increase the emolliency and sunscreen protection factor (SPF) of cosmetic formulations and for filtering out ultraviolet radiation from human skin: wherein R1 is has the formula (II) wherein k is 1 to 13, preferably 1 to 6, most preferably 1, and R2, same or different, is selected from the group consisting of a compound of formula (II) wherein k is 1 to 13, preferably 1 to 6, most preferably 1, and an alkyl group, straight chain or branched, having 1 to 22 carbon atoms, and mixtures thereof. These diesters of formula (I) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time.
    Type: Grant
    Filed: April 26, 2001
    Date of Patent: February 11, 2003
    Assignee: Haarmann & Reimer
    Inventors: Craig A. Bonda, Peter J. Marinelli, Robert J. Mc Millin