U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Continuous production of pretzels

Patent 4880653 Issued on November 14, 1989. Estimated Expiration Date: Icon_subject July 25, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3538840

3666485

3763765

Continuous pretzel dough manufacture
Patent #: 4691625
Issued on: 09/08/1987
Inventor: Blain ,   et al.

Continuous production of pretzels Patent #: 4759939
Issued on: 07/26/1988
Inventor: Keller ,   et al.

Inventors

Application

No. 223358 filed on 07/25/1988

US Classes:

426/549, Basic ingredient is starch based batter, dough product, etc.426/499, Food product having an open-ended cavity, e.g., pretzel, etc.426/514Forming hollow, tubular, or open-ended cavity

Examiners

Primary: Czaja, Donald E.
Assistant: Paden, Carolyn

Attorney, Agent or Firm

International Classes

A23P 001/12
21
447
262

Abstract

A continuous process for producing pretzels is disclosed in which an essentially dry mixture containing flour, corn starch hydrolysates and salt is introduced into an extruder; water is injected into the extruder barrel to bring the water level of the mixture to between 19% and 25%; the material is extruded at non-cooking temperature to form a self-supporting ribbon of extrudate; the extrudate is sprayed with a caustic solution; and the sprayed extrudate is baked. The claimed process is adaptable to the continuous production of a filled pretzel product.

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