Yes, A Secret Process Can (Still) Create an On-Sale Bar
LexBlog IP
FEBRUARY 9, 2022
The pre-AIA version of the §102 on-sale bar stated that a person shall be entitled to a patent unless “(b) the invention was patented or described in a printed publication in this or a foreign country or in public use or on sale in this country, more than one year prior to the date of the application for patent in the United States.”
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