Patents by Inventor John Lauff

John Lauff 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).

  • Pure culture of Agrobacterium sp. which degrades ferric chelates
    Patent number: 5364786
    Abstract: A novel microorganism has been isolated and identified as Agrobacterium sp., a gram-negative aerobe. The Agrobacterium sp. microorganisms has been found to efficiently degrade ferric chelates of aminopolycarboxylic acids, such as ethylenediaminetetraacetic acid and related compounds, found in aqueous waste solutions. A biologically pure culture of Agrobacterium sp. and a process for using the culture are disclosed.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: November 15, 1994
    Assignee: Genencor International, Inc.
    Inventors: John Lauff, James Breitfeller, D. Bernie Steele, Louise Coogan
  • Degradation of ferric chelates by a pure culture of agrobacterium sp.
    Patent number: 5252483
    Abstract: A novel microorganism has been isolated and identified as Agrobacterium sp., a gram-negative aerobe. The Agrobacterium sp. microorganisms has been found to efficiently degrade ferric chelates of aminopolycarboxylic acids, such as ethylenediaminetetraacetic acid and related compounds, found in aqueous waste solutions. A biologically pure culture of Agrobacterium sp. and a process for using the culture are disclosed.
    Type: Grant
    Filed: October 26, 1990
    Date of Patent: October 12, 1993
    Assignee: Genencor International, Inc.
    Inventors: John Lauff, James Breitfeller, D. Bernie Steele, Louise Coogan