Adam and Amy Mosier of Austin, Texas have filed Patent Application No. 20130080285, which describes a method of using thin plastic pellets as a decorative filler in the manufacture of some products.
A team of inventors led by Wei Liu of Pittsburgh, has developed a pigment to be used in the manufacture of plastic bottles that can be filtered out of the product during the recycling process. Their methods are outlined in Patent Application No. 20130071592.
Camarillo, California-based Rareform LLC has filed Patent Application No. 20130071046. The firm has developed a method of recycling plastic signs into bags and film.
For more information on these or any patents, please consult the U.S. Patent Office database online .
Copies of patents can be ordered by number for $3 each from the Commissioner of Patents and Trademarks, P.O. Box 1450, Alexandria, VA, 22313-1450.