Patents by Inventor Lester I. Pahl

Lester I. Pahl 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).

  • Koala feedstuff
    Patent number: 5102684
    Abstract: Koalas are natives of Australia and are one of the few mammals whose diet consists almost exclusively of the leaves of native eucalypt trees. The present invention provides a method of preparing a feedstuff for koalas.
    Type: Grant
    Filed: August 28, 1990
    Date of Patent: April 7, 1992
    Assignees: The University of Sydney, N.Y. Zoological Society
    Inventors: Ian D. Hume, Lester I. Pahl
  • Koala feedstuff
    Patent number: 5032409
    Abstract: Koalas are natives of Australia and are one of the few mammals whose diet consists almost exclusively of the leaves of native eucalypt trees. The present invention provides a method of maintaining koalas in captivity by feeding koalas a substitute feedstuff.
    Type: Grant
    Filed: August 28, 1990
    Date of Patent: July 16, 1991
    Assignees: The New York Zoological Society, The University of Sydney
    Inventors: Ian D. Hume, Lester I. Pahl
  • Koala feedstuff
    Patent number: 4952418
    Abstract: Koalas are natives of Australia and are one of the few mammals whose diet consists almost exclusively of the leaves of native eucalypt trees. The present invention provides a substitute feedstuff for feeding koalas and a method of feeding koalas using the said substitute feedstuff, and a method of preparing the feedstuff.
    Type: Grant
    Filed: February 8, 1989
    Date of Patent: August 28, 1990
    Assignees: University of Sydney, NY Zoological Society
    Inventors: Ian D. Hume, Lester I. Pahl