Patents by Inventor Donna M. Vroom

Donna M. Vroom 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).

  • Chewing gum to control malodorous breath
    Patent number: 6592849
    Abstract: A chewing gum composition for controlling malodorous breath when chewed comprising a gum base having present therein a breath freshening amount of a water soluble zinc ion releasing salt and a phosphate salt mixture of alkali metal pyrophosphate and polyphosphate salts at a weight ratio of about 2:1 to 1:3 whereby the presence of the phosphate salt mixture enhances and extends the release of the zinc ion during the period of chewing.
    Type: Grant
    Filed: June 21, 2001
    Date of Patent: July 15, 2003
    Assignee: Colgate Palmolive Company
    Inventors: Richard S. Robinson, Timothy E. Bruce, John P. Curtis, Donna M. Vroom, Bernie P. Blackwell, Poul N&phgr;rgaard Poulsen, Lars Gyldenvang
  • Chewing gum to control malodorous breath
    Publication number: 20030007936
    Abstract: A chewing gum composition for controlling malodorous breath when chewed comprising a gum base having present therein a breath freshening amount of a water soluble zinc ion releasing salt and a phosphate salt mixture of alkali metal pyrophosphate and polyphosphate salts at a weight ratio of about 2:1 to 1:3 whereby the presence of the phosphate salt mixture enhances and extends the release of the zinc ion during the period of chewing.
    Type: Application
    Filed: June 21, 2001
    Publication date: January 9, 2003
    Inventors: Richard S. Robinson, Timothy E. Bruce, John P. Curtis, Donna M. Vroom, Bernie P. Blackwell, Poul Norgaard Poulsen, Lars Gyldenvang
  • Tooth whitening chewing gum
    Patent number: 6416744
    Abstract: A tooth whitening chewing gum composition effective to remove stains from teeth is prepared from a mixture of a chewing gum base, plasticizing, sweetening, flavoring agents, and about 0.5 to about 5.0% by weight of a silica particles, the particles containing about 5 to about 35% by weight water and having a mean particle size from 5 to 12 microns; an Einlehner hardness of from 1 to 20; an oil absorption value of from 40 to less than 100 cc/i 00g; and, a BET surface area from 100 to 700 m2/g of silica.
    Type: Grant
    Filed: June 21, 2001
    Date of Patent: July 9, 2002
    Assignee: Colgate Palmolive Company
    Inventors: Richard S. Robinson, John P. Curtis, Donna M. Vroom, Bernie L. Blackwell, Rolando M. Catiis