Jonas Salk chose not to patent his 1955 polio vaccine.

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Jonas Salk chose not to patent his 1955 polio vaccine.
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Category: Lifestyle

Jonas Salk chose not to patent his 1955 polio vaccine, making it more affordable for the millions of people who needed it. As a result, he missed out on earning an estimated US$7 billion. Thank you, Dr Salk (1914 - 1955).

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