Patents by Inventor Jan K. Masek

Jan K. Masek 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).

  • Publication number: 20040043200
    Abstract: A pliable paper sheet capable of being thick and comprising natural hardwood and softwood fibers wherein either hardwood or softwood fibers do not comprise more than 60% of hardwood or softwood fibers by weight in the paper, and at least 2% liquid latex additive by weight, said latex having a transition glass temperature lower than room temperature.
    Type: Application
    Filed: August 28, 2002
    Publication date: March 4, 2004
    Inventor: Jan K. Masek
  • Patent number: 5272749
    Abstract: A special feature telephone dialing and switching application system for interconnection to and interaction with the switching system of a central telephone office for converting subscriber-created telephone numbers, including a recognition sequence of one or more digits having alternative alphabetical letter significance, to standard assigned telephone numbers including a 3 digit switch sequence number and a 4 digit recognition sequence number. The recognition sequence of digits of the subscriber-created telephone numbers are followed by the # symbol digit of key dialing telephones and are preceded by a special switch sequence number assigned to the special feature application system within the number phone area code serviced by the central telephone office.
    Type: Grant
    Filed: April 8, 1991
    Date of Patent: December 21, 1993
    Inventor: Jan K. Masek