Plastipak Packaging issued US patent for 'digital printing plastic containers' in which digital image is printed by application of ink droplets; containers are hollow, have a non-planar external surface
November 13, 2013
(U.S. Fed News)
– United States Patent no. 8,579,402, issued on Nov. 12, was assigned to Plastipak Packaging Inc. (Plymouth, Mich.).
"Digital printing plastic containers" was invented by Ronald L. Uptergrove (Northville, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hollow plastic container having a curved external surface and a digital image printed thereon by ink droplets is provided. The ink droplets may vary in diameter from about 10 to about 200 microns and the droplets may range from about 200 to about 1200 drops per inch. Methods for digital printing plastic containers are also disclosed."
The patent was filed on Oct. 23, 2009, under Application No. 12/604,557.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8579402&OS=8579402&RS=8579402