Patents by Inventor George G. Sitaramiah

George G. Sitaramiah 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).

  • Repositional glue stick
    Patent number: 5409977
    Abstract: A repositionable glue stick comprising:a) at least 10 percent by weight of an infusible, non-polar organic liquid dispersible, non-polar organic liquid insoluble, inherently tacky, elastomeric copolymer microsphere, andb) a gelling component in an amount sufficient to provide a Penetration Value of less than 40 mm is disclosed.
    Type: Grant
    Filed: October 14, 1993
    Date of Patent: April 25, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: George G. Sitaramiah, Jens L. Jorgensen
  • Developing powder composition containing a fluorine-modified alkyl siloxane
    Patent number: 4430408
    Abstract: Developing powder compositions containing a fluorine-modified alkyl siloxane and a surface treatment of carbon black are disclosed. The toner powders exhibit reduced sensitivity to machine conditions and provide copies whose images are sharply defined, have substantially reduced image fill-in, substantially reduced backgrounding, and good image density.
    Type: Grant
    Filed: June 25, 1982
    Date of Patent: February 7, 1984
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: George G. Sitaramiah