Patents by Inventor Yan Helen Sun

Yan Helen Sun 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).

  • Methods and Machines for Pouching Smokeless Tobacco and Tobacco Substitute Products
    Publication number: 20140261473
    Abstract: A melt-blown fabric for pouching smokeless tobacco or a smokeless tobacco substitute can include melt-blown polymer fibers. The fabric can have a basis weight of less than 30 gsm and a tensile strength of at least 4 mJ in at least one predetermined direction. Method of making the fabric can include melt-blowing a polymeric material against a support surface and bonding the fibers or arranging them in a predetermined orientation. Pouched smokeless tobacco or tobacco substitute products including the fabrics provided herein can provide desirable flavor and tactile experience.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Inventors: Andrew Nathan Carroll, Shannon Maxwell Black, Yan Helen Sun, William J. Burke, Christopher Joseph DiNovi, David Phillips, Jason Andrew Macko, Robert Smith
  • POUCH MATERIAL FOR SMOKELESS TOBACCO AND TOBACCO SUBSTITUTE PRODUCTS
    Publication number: 20140261480
    Abstract: A melt-blown fabric for pouching smokeless tobacco or a smokeless tobacco substitute can include melt-blown polymer fibers. The fabric can have a basis weight of less than 10 gsm and a tensile strength of at least 4 mJ in at least one predetermined direction. Method of making the fabric can include melt-blowing a polymeric material against a support surface and bonding the fibers or arranging them in a predetermined orientation. Pouched smokeless tobacco or tobacco substitute products including the fabrics provided herein can provide desirable flavor and tactile experience.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Applicant: Altria Client Services Inc.
    Inventors: Andrew Nathan Carroll, Shannon Maxwell Black, Yan Helen Sun, William J. Burke
  • Tobacco Granules and Method of Producing Tobacco Granules
    Publication number: 20100170522
    Abstract: A smokeless tobacco product includes a plurality of orally disintegrable granules. Each granule has a core and at least one layer surrounding the core. The at least one layer includes tobacco particles and a binder. Also disclosed are methods of making tobacco granules that comprise a core and at least one layer having tobacco particles and a binder.
    Type: Application
    Filed: December 18, 2009
    Publication date: July 8, 2010
    Applicant: U.S. SMOKELESS TOBACCO COMPANY
    Inventors: Yan Helen Sun, Frank Scott Atchley