Mr. 72-year-old grandfather registered for the 3rd invention

Mr. Nguyen Dang Luong, 72, who was granted a US patent by the US Patent Office, has just applied for a 3rd patent. Just turn on the lid of the water can, the drink will cool itself after just a few seconds without removing ice or placing it. into the refrigerator.

The 72-year-old old man continued to go on a patent registration . (Photo: M. Loan)

Mr. Nguyen Dang Luong passed 300km from Da Lat to the Representative Office of the National Office of Intellectual Property in Ho Chi Minh City to register his new invention (a few months ago, he lived and worked in Ho Chi Minh City).

Mr. Luong said, he has just completed his new patent registration procedure at the Representative Office of Intellectual Property Department in Ho Chi Minh City on December 3.

The invention of 'Packaging of self-cooling drinks', according to Mr. Nguyen Dang Luong, will be more convenient when mass production enterprises. The present invention can be applied to many types of packaging using a variety of materials such as aluminum boxes, tinplate, glass bottles or even complex cardboard boxes.

'Self-cooling drink packaging' is Luong's third invention. Previously, he had 2 inventions: 'The system to guide offshore waters into coastal areas to raise aquatic products', granted by Vietnam National Office of Industrial Property in 2003; and 'Khoang sunk observed deep below the water', received 2 patents, one was Vietnam and one was granted by the US in 2005-2006.