Patents by Inventor Nathan Lyle Pazzo

Nathan Lyle Pazzo 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).

  • Fast heatup polyesters using graphite as an additive
    Patent number: 6034167
    Abstract: A polyester resin is disclosed containing graphite in sufficient quantities to reduce its infrared heat up time in the reheat-blow process. The amount of graphite added is from 0.1 to 15 ppm and the average particle size is from 0.1 to 20 microns. The polyester is useful to make bottle preforms for beverage containers. Methods of making the polyester resin are also disclosed using a masterbatch or liquid slurry addition technique.
    Type: Grant
    Filed: August 25, 1998
    Date of Patent: March 7, 2000
    Assignee: Shell Oil Company
    Inventors: William Chung-Tsing Tung, Joseph P. Schirmer, William George Perkins, Nathan Lyle Pazzo