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:
Jun. 25, 2024
Filed:
Feb. 26, 2021
Versitech Limited, Hong Kong, CN;
Zhiwei Chen, Hong Kong, CN;
Kwok Yung Yuen, Hong Kong, CN;
Honglin Chen, Hong Kong, CN;
Yik Chun Wong, Hong Kong, CN;
Li Liu, Hong Kong, CN;
Versitech Limited, Hong Kong, CN;
Abstract
Disclosed soluble PD-1 (sPD-1) proteins and nucleic acids, and therapeutic compositions comprising sPD-1 proteins and nucleic acids, for enhancing immunity of a subject against coronavirus infection. Disclosed are soluble PD-1 fusion proteins that include a soluble PD-1 protein fragment and an antigenic protein fragment, preferably where the antigenic protein fragment comprises a coronavirus protein fragment. In some forms, the coronavirus protein fragment is derived from a coronavirus receptor binding domain (RBD) or a coronavirus nucleoprotein (N). In some forms, the sPD-1 proteins, nucleic acids, and compositions are formulated as a vaccine composition. Also disclosed are methods for treating a subject at risk of or suffering a coronavirus infection.