The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2011
Filed:
Aug. 01, 2005
Applicants:
Frank M. Hofmeister, Mauldin, SC (US);
Bobby Ayers, Greenville, SC (US);
Nathaneal R. Miranda, Spartanburg, SC (US);
Cindy T. Price, Wellford, SC (US);
Inventors:
Frank M. Hofmeister, Mauldin, SC (US);
Bobby Ayers, Greenville, SC (US);
Nathaneal R. Miranda, Spartanburg, SC (US);
Cindy T. Price, Wellford, SC (US);
Assignee:
Cryovac, Inc., Duncan, SC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 51/00 (2006.01); B29C 51/08 (2006.01); B29C 51/14 (2006.01); B32B 27/00 (2006.01); B32B 27/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of thermoforming comprises the steps of providing a film, heating the film, and forming the heated film onto a mold. The film comprises a propylene/ethylene copolymer skin layer having a melting point of from about 130° C. to about 150° C. and a interior polyamide layer having a melting point of from about 125° C. to about 230° C.