Property modifier for heat-coagulated gel of egg white protein

US2025151754A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2025151754-A1
Application numberUS-202318832607-A
CountryUS
Kind codeA1
Filing dateJan 26, 2023
Priority dateJan 27, 2022
Publication dateMay 15, 2025
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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Abstract

Official abstract text for this publication.

The purpose of the present invention is to provide a novel technology for modifying the properties of the heat-coagulated gel of egg white protein. In the present invention, a composition containing soy protein that has been subjected to protein deamidation is capable of improving the hardness, resiliency, and/or water-holding capacity of the heat-coagulated gel of egg white protein.

First claim

Opening claim text (preview).

1 . A physical property modifier for a heat-coagulated gel of egg white protein, comprising a composition containing a protein-deamidated soybean protein, wherein the physical property modification is improvement of hardness, elasticity, and/or water-holding capacity. 2 . A method for producing a physical property modifier for a heat-coagulated gel of egg white protein, comprising an enzyme treatment step of treating a soybean protein-containing composition with a protein deamidase, wherein the physical property modification is improvement of hardness, elasticity, and/or water-holding capacity. 3 . The method according to claim 2 , wherein the protein deamidase is protein glutaminase. 4 . The method according to claim 2 , further comprising a high-temperature heat treatment step of performing heat treatment at 75° C. or higher after the enzyme treatment step. 5 . A heat-coagulated gel comprising: a composition containing a protein-deamidated soybean protein produced by the method according to claim 4 ; and egg white protein. 6 . A method for producing a heat-coagulated gel, comprising: a mixing step of mixing a composition containing a protein-deamidated soybean protein with egg white protein to prepare an egg white protein mixture; and a heat coagulation step of heat-coagulating the egg white protein mixture. 7 . A food comprising the heat-coagulated gel according to claim 5 . 8 . An enzyme preparation which comprises a protein deamidase, and is used in the method according to claim 2 . 9 . The enzyme preparation according to claim 8 , wherein the protein deamidase is protein glutaminase.

Assignees

Inventors

Classifications

  • Protein-glutamine glutaminase (3.5.1.44) · CPC title

  • acting on amide bonds in linear amides {(3.5.1)} · CPC title

  • from soybean · CPC title

  • Animal proteins · CPC title

  • Proteins, e.g. gelatin or collagen · CPC title

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What does patent US2025151754A1 cover?
The purpose of the present invention is to provide a novel technology for modifying the properties of the heat-coagulated gel of egg white protein. In the present invention, a composition containing soy protein that has been subjected to protein deamidation is capable of improving the hardness, resiliency, and/or water-holding capacity of the heat-coagulated gel of egg white protein.
Who is the assignee on this patent?
Amano Enzyme Inc
What technology area does this patent fall under?
Primary CPC classification A23J3/346. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Thu May 15 2025 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).