LETTER OF AUTHORIZATION FOR USE OF PATENT

February 3, 2023

Chengjun, Quan

15 Park Row, NY, NY 10038

Phone: 347 666 1964

Email: jasonq@kairostradinginc.com 

 

Date: 

 

DIO Beauty

Seller I.D: AHDURBB0P3P79

 

Re: LETTER OF AUTHORIZATION FOR USE OF PATENT  

 

To whom it may concern,

This letter serves as a formal authorization for the use of our patent US D930158S. The said patent is registered under Chengjun Quan, of passport number EG 7456 727.  

We hereby grant you the right to sell products protected under the said patent. This authorization is valid for a period of five (5) years. From now you are able to use our patent to sell the patented products for the mentioned duration. 

If you have any queries and/or need any documentation from us, please let us know. You may contact us at: jasonq@kairostradinginc.com 

Attached herein, please find a copy of the Patent document. 

 

Sincerely,

 

______________

Chengjun Quan

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