It was application 725139. Lawyers were Clarence O'brien and Harvey Jacobson.
Is my Grandfathers patent 243095 expired? Can heirs still claim it? Who was Commisioner of patents 1947?
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Assuming it is a US patent, it expired in 1898. Perhaps you left a digit off the patent number?– Eric S ♦Dec 17, 2021 at 4:09
Is there a particular reason you want to know the commissioner of patents in 1947? No one is going to know that so we would just do the same google search you would.– Eric S ♦Dec 17, 2021 at 4:20
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