Patents Assigned to Nipa Laboratories, LTD.
  • Patent number: 6607738
    Abstract: A preservative system comprising iodopropynyl butyl carbamate and phenoxyethanol at a weight ratio of iodopropynyl butyl carbamate to phenoxyethanol within the range of about 1:90 to about 1:400 shows a broad anti-microbial effect and can permit use of the preservative system at a low level in end use products such as personal care products.
    Type: Grant
    Filed: April 22, 1998
    Date of Patent: August 19, 2003
    Assignees: Nipa Laboratories, LTD., Johnson & Johnson Consumer Companes, Inc.
    Inventors: Michael Salmon, Sandra Sidney, Dene Clifford Godfrey