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:
Nov. 02, 1999
Filed:
Oct. 31, 1997
Applicant:
Inventors:
Dorothy J Muffett, Plymouth, MN (US);
Stephen D Prodoehl, Bloomington, MN (US);
Assignee:
Thermo Solutions, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
252 70 ; 62 60 ; 62337 ; 62371 ; 624571 ; 62530 ;
Abstract
A phase change material for maintaining a food product at a temperature of less than 0.degree. F. The phase change material includes a mixture of an organic alcohol, a salt, and water. The organic alcohol has a concentration of between about 2 and 25 percent by weight. The salt has a concentration of between about 15 and 25 percent by weight.