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:
Jul. 08, 2003
Filed:
Jan. 04, 1999
Applicant:
Inventor:
William W. Yen, Arlington, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A22C 1/100 ; B65D 6/546 ;
U.S. Cl.
CPC ...
A22C 1/100 ; B65D 6/546 ;
Abstract
A porous food casing consisting essentially of a film of food grade thermoplastic having a plurality of interconnected interstices therein. The interstices are defined by a porosity modifier selected from the group consisting of soybean oil, peanut oil, corn oil, glycerin, polyethylene glycol, monolaurate, mineral oil, polyoxyethylene, sorbitan monostearate, sorbitan monooleate and glycerol monooleate. The interstices are in a range of approximately 0.002 to 1 micron and the casing has a water vapor permeability in a range of about 1 to 1500 gms/m /min.