Patents by Inventor Abdul Gaffar

Abdul Gaffar 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).

  • Patent number: 4217342
    Abstract: A novel composition to prevent and control dental calculus containing as the essential agent, a magnesium polycarboxylate complex formed by the reaction or interaction of a magnesium compound with a polycarboxylate selected from the group consisting of maleic acid copolymers, sulfoacrylic acid oligomers, and tricarboxy-oxa-butanol or pentanol.
    Type: Grant
    Filed: May 25, 1979
    Date of Patent: August 12, 1980
    Assignee: Colgate Palmolive Company
    Inventors: Abdul Gaffar, Maria C. S. Gaffar
  • Patent number: 4217343
    Abstract: A novel composition to prevent and control dental calculus containing as the essential agent, a magnesium polycarboxylate complex formed by the reaction or interaction of a magnesium compound with a polycarboxylate selected from the group consisting of maleic acid copolymers, sulfoacrylic acid oligomers, and tricarboxy-oxa-butanol or pentanol.
    Type: Grant
    Filed: May 25, 1979
    Date of Patent: August 12, 1980
    Assignee: Colgate Palmolive Company
    Inventors: Abdul Gaffar, Maria C. S. Gaffar
  • Patent number: 4215105
    Abstract: An oral composition effective to promote oral hygiene containing as an anticalculus agent phosphonoacetic acid or an orally acceptable salt thereof.
    Type: Grant
    Filed: October 27, 1978
    Date of Patent: July 29, 1980
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Hollandra P. Niles
  • Patent number: 4188372
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing a quaternary ammonium antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Benzethonium chloride and cetyl pyridinium chloride, are typical examples of such antibacterial agents. The antistain additive is mellitic acid, 1,2,3,4,5,6-hexahydromellitic acid and/or an orally acceptable salt thereof.
    Type: Grant
    Filed: August 31, 1978
    Date of Patent: February 12, 1980
    Assignee: Colgate-Palmolive Company
    Inventor: Abdul Gaffar
  • Patent number: 4183915
    Abstract: An aqueous solution useful for remineralizing subsurface carious lesions of dental enamel which solution contains sources of calcium ions and phosphate ions as well as fluoride ions and further includes as an agent to stabilize the solution against precipitation, an antinucleating agent such as ethylenediamine tetramethylenephosphonic acid or water soluble salt thereof, the pH of the solution being about 5-9, preferably close to physiological conditions, such as about 6.8-7.5.
    Type: Grant
    Filed: October 13, 1978
    Date of Patent: January 15, 1980
    Assignee: Colgate-Palmolive Company
    Inventors: Maria C. S. Gaffar, Abdul Gaffar
  • Patent number: 4183914
    Abstract: A novel composition to prevent and control dental calculus containing as the essential agent, a magnesium polycarboxylate complex formed by the reaction or interaction of a magnesium compound with a polycarboxylate selected from the group consisting of maleic acid copolymers, sulfoacrylic acid oligomers, and tricarboxy-oxa-butanol or pentanol.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: January 15, 1980
    Inventors: Abdul Gaffar, Maria C. S. Gaffar
  • Patent number: 4177258
    Abstract: A dentifrice useful for remineralizing subsurface carious lesions of dental enamel which contains sources of calcium ions and phosphate ions as well as fluoride ions and further includes as agent to stabilize against precipitation of the calcium and phosphate ions, an antinucleating agent such as ethylenediamine tetramethylenephosphonic acid or water soluble salt thereof, the pH of the dentifrice being about 5-9, preferably close to physiological conditions, such as about 6.8-7.5.
    Type: Grant
    Filed: March 14, 1979
    Date of Patent: December 4, 1979
    Assignee: Colgate Palmolive Company
    Inventors: Maria C. S. Gaffar, Abdul Gaffar
  • Patent number: 4152420
    Abstract: An oral composition effective to promote oral hygiene containing as an anticalculus agent a water soluble oligomer of the formula ##STR1## wherein M is a water soluble orally acceptable cation;R.sub.1, r.sub.2, r.sub.3 and R.sub.4 are independently H, methyl or ethyl;Y is at least one hydrophilic member of the group consisting of --COOM.sub.1, --CONH.sub.2, and --CH.sub.2 OH:X is at least one hydrophobic member of the group consisting of --CN, --COOR, --COOR.sub.5 OR, --CONHR, --COONHR.sub.5 COR, and --OOCR;M.sub.1 is H or M;R is C.sub.1-8 alkyl;R.sub.5 is C.sub.1-4 alkylene;A is 0-7; andA+b is about 4-15.
    Type: Grant
    Filed: July 28, 1978
    Date of Patent: May 1, 1979
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Stuart D. Friedman
  • Patent number: 4137303
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces caused by the antibacterial antiplaque agent without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The stain reduction additive is a polyamine polyphosphonic compound, such as ethylenediamine tetra(methylene phosphonic acid) and salts thereof.
    Type: Grant
    Filed: June 3, 1977
    Date of Patent: January 30, 1979
    Assignee: Colgate Palmolive Company
    Inventors: Abdul Gaffar, Anthony R. Volpe
  • Patent number: 4123512
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a polymeric polyphosphonic compound, such as polyallyl bis-(phosphonomethylene) amine acid and salts thereof.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: October 31, 1978
    Assignee: Colgate-Palmolive Company
    Inventor: Abdul Gaffar
  • Patent number: 4118475
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a diphosphono pyrrolidone compound, such as pyrrolidone-5,5-diphosphonic acid, or salts thereof.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 3, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Hollandra P. Niles
  • Patent number: 4118473
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is an N-methylene phosphonate compound, such as iminodiacetic N-methylene phosphonic acid and salts thereof.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 3, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Hollandra P. Niles
  • Patent number: 4118472
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a quaternary aminoalkylene phosphonic acid, such as N-methyl aminotri(methylene phosphonic acid) and salts thereof.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 3, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Hollandra P. Niles
  • Patent number: 4118476
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces straining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a phosphono polycarboxylic acid compound, such as 1-phosphonoethane-1,2-dicarboxylic acid and salts thereof.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 3, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Hollandra P. Niles
  • Patent number: 4118474
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is phosphonoacetic acid or salts thereof.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 3, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Hollandra P. Niles
  • Patent number: 4110429
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride are typical examples of antibacterial agents. The antistain additive is a water soluble oligomer of the formula ##STR1## wherein M is a water soluble orally acceptable cation;R.sub.1, r.sub.2, r.sub.3 and R.sub.4 are independently H, methyl or ethyl;Y is at least one hydrophilic member of the group consisting of --COOM.sub.1, --CONH.sub.2, and --CH.sub.2 OH;X is at least one hydrophobic member of the group consisting of --CN, --COOR, --COOR.sub.5 OR, --CONHR, --COONHR.sub.5 COR, and --OOCR;M.sub.1 is H or M;R is C.sub.1-8 alkyl;R.sub.5 is C.sub.1-4 alkylene;a is 0-7; anda+b is about 4-15.
    Type: Grant
    Filed: December 30, 1976
    Date of Patent: August 29, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Stuart D. Friedman
  • Patent number: 4102993
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a polymeric polyphosphonic compound, such as polyallyl bis-(phosphonomethylene) amine acid and salts thereof.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: July 25, 1978
    Assignee: Colgate-Palmolive Company
    Inventor: Abdul Gaffar
  • Patent number: 4100270
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a polymeric polyphosphonic compound, such as polyallyl bis-(phosphonomethylene) amine acid and salts thereof.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: July 11, 1978
    Assignee: Colgate-Palmolive Company
    Inventor: Abdul Gaffar
  • Patent number: 4098880
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a polymeric polyphosphonic compound, such as polyallyl bis(phosphonomethylene) amine acid and salts thereof.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: July 4, 1978
    Assignee: Colgate-Palmolive Company
    Inventor: Abdul Gaffar
  • Patent number: 4080441
    Abstract: An antibacterial oral composition effective to promote oral hygiene containing an antibacterial antiplaque agent and an additive which reduces staining of dental surfaces without substantially diminishing the antibacterial and antiplaque activity of the agent. Bis-biguanido hexanes, such as chlorhexidine and alexidine, and quaternary ammonium salts, such as benzethonium chloride and cetyl pyridinium chloride, are typical examples of antibacterial agents. The antistain additive is a bis(o-carboxyphenyl)ester of a C.sub.2-8 aliphatic dicarboxylic acid such as bis(o-carboxyphenyl)succinate.
    Type: Grant
    Filed: December 27, 1976
    Date of Patent: March 21, 1978
    Assignee: Colgate-Palmolive Company
    Inventors: Abdul Gaffar, Marijke S. DE Vries, David L. Carroll