Patents by Inventor Barbara Isman

Barbara Isman 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).

  • Flowable flax bast fiber and flax shive blend useful as reinforcing agent
    Patent number: 6833399
    Abstract: This invention relates to free flowing fiber reinforcing material which includes a blend of flax bast fibers and flax shives with a specific distribution of particle sizes and aspect ratios, thermoplastic pellets which include such reinforcing fiber blend, thermoplastic composites which include such reinforcing fiber blend and method for making such pellets and composites.
    Type: Grant
    Filed: August 28, 2002
    Date of Patent: December 21, 2004
    Assignee: Cargill, Limited
    Inventors: Mikhail Khavkine, Barbara Isman
  • Hybrid yarns which include plant bast fiber and thermoplastic fiber, reinforcement fabrics made with such yarns and thermoformable composites made with such yarns and reinforcement fabrics
    Patent number: 6820406
    Abstract: The invention is directed to hybrid yarns which include plant bast fibers and thermoplastic fibers, reinforcing fabrics made from such yarns, and reinforced composites made from such yarns and fabrics.
    Type: Grant
    Filed: May 13, 2002
    Date of Patent: November 23, 2004
    Assignee: Cargill, Incorporated
    Inventors: Mikhail Khavkine, Barbara Isman
  • Animal bedding and method for making same
    Patent number: 6612258
    Abstract: The invention is an improved and environmentally-friendly animal bedding material, particularly useful as horse bedding. The bedding of the invention is generally non-irritating, substantially dust free flax shives which have an inner core and outer surface with sufficient inner core being exposed to make the bedding absorbent.
    Type: Grant
    Filed: October 23, 2001
    Date of Patent: September 2, 2003
    Assignee: Cargill, Limited
    Inventors: Barbara Isman, James Mowbray, Elizabeth Tokarchuk, Mikhail (Michael) Khavkine
  • Hybrid yarns which include oil seed flax plant bast fiber and other fibers and fabrics made with such yarns
    Publication number: 20030157323
    Abstract: The invention is directed to (1) hybrid yarns which include oilseed flax straw plant bast fibers and a second group of fibers which may be synthetic and/or natural plant fibers, and (2) fabrics made from such yarns.
    Type: Application
    Filed: May 13, 2002
    Publication date: August 21, 2003
    Inventors: Mikhail Khavkine, Barbara Isman
  • Flowable flax bast fiber and flax shive blend useful as reinforcing agent
    Publication number: 20030129394
    Abstract: This invention relates to free flowing fiber reinforcing material which includes a blend of flax bast fibers and flax shives with a specific distribution of particle sizes and aspect ratios, thermoplastic pellets which include such reinforcing fiber blend, thermoplastic composites which include such reinforcing fiber blend and method for making such pellets and composites.
    Type: Application
    Filed: August 28, 2002
    Publication date: July 10, 2003
    Applicant: Cargill, Limited
    Inventors: Mikhail Khavkine, Barbara Isman
  • ANIMAL BEDDING AND METHOD FOR MAKING SAME
    Publication number: 20030101940
    Abstract: The invention is an improved and environmentally-friendly animal bedding material, particularly useful as horse bedding. The bedding of the invention is generally non-irritating, substantially dust free flax shives which have an inner core and outer surface with sufficient inner core being exposed to make the bedding absorbent.
    Type: Application
    Filed: October 23, 2001
    Publication date: June 5, 2003
    Applicant: Cargill, Ltd.
    Inventors: Barbara Isman, James Mowbray, Elizabeth Tokarchuk, Mikhail (Michael) Khavkine
  • Hybrid yarns which include plant bast fiber and thermoplastic fiber, reinforcement fabrics made with such yarns and thermoformable composites made with such yarns and reinforcement fabrics
    Publication number: 20030059610
    Abstract: The invention is directed to hybrid yarns which include plant bast fibers and thermoplastic fibers, reinforcing fabrics made from such yarns, and reinforced composites made from such yarns and fabrics.
    Type: Application
    Filed: May 13, 2002
    Publication date: March 27, 2003
    Applicant: Cargill, Limitd
    Inventors: Mikhail Khavkine, Barbara Isman