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Antiplaque antibacterial oral composition

  • US 5,728,756 A
  • Filed: 06/24/1996
  • Issued: 03/17/1998
  • Est. Priority Date: 01/30/1987
  • Status: Expired due to Fees
First Claim
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1. Beta styrene phosphonic acid/vinyl phosphonic acid copolymer, said copolymer being water-soluble and having a molecular weight of about 2,000 to about 30,000.

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