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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.:

US 12440551 B1

PDFFull Text
Date of Patent:
Oct. 14, 2025

Filed:

Jul. 14, 2020

Tfiber protein fragment of avian egg drop syndrome virus and vaccine composition prepared thereof, preparation method and use

Applicant:

Pulike Biological Engineering, Inc., Luoyang, CN;

Inventors:

Kegong Tian, Henan, CN;

Mengyue Wang, Henan, CN;

Wujie Liu, Henan, CN;

Xuke Zhang, Henan, CN;

Assignee:

PULIKE BIOLOGICAL ENGINEERING INC, Luoyang, CN;

Attorneys:

John A. Miller

Shumaker, Loop & Kendrick, LLP

Primary Examiner:

Bao Q Li

Int. Cl.
CPC ...
A61K 39/145 (2006.01); A61K 39/17 (2006.01); A61K 39/215 (2006.01); A61K 39/235 (2006.01); A61K 39/39 (2006.01); A61P 31/20 (2006.01);
U.S. Cl.
CPC ...
A61K 39/145 (2013.01); A61K 39/17 (2013.01); A61K 39/215 (2013.01); A61K 39/235 (2013.01); A61K 39/39 (2013.01); A61P 31/20 (2018.01);
Abstract

The present disclosure provides a tFiber protein fragment of avian egg drop syndrome virus, wherein the gene that encoded the tFiber protein fragment of avian egg drop syndrome virus has a nucleotide sequence shown in SEQ ID NO. 2 or a degenerate sequence thereof, and a vaccine composition prepared from the protein fragment. The fragment has good immunogenicity and is capable of preparing combined vaccine with various antigens, producing complete protection to the chickens and ducks.

Find Patent Forward Citations

Tian, Kegong. (2025). Tfiber protein fragment of avian egg drop syndrome virus and vaccine composition prepared thereof, preparation method and use (U.S. Patent No. 12440551). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12440551

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