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Prosecution Laches from Woodbridge to Sonos: A 170-Year Continuation?

Summary by patentlyo.com
By Dennis Crouch, I did a double-take earlier this week as I read the 1923 Supreme Court case of Woodbridge v. U.S., 263 U.S. 50, 44 S.Ct. 45. Although the case was decided after WWI, the facts center on a cannon projectile patent originally filed in 1852 – well before the U.S. Civil War.  The 70 year saga involved the inventor’s prolonged quest for a patent (and later for compensation). The Supreme Court’s ultimate decision, delivered by the fo…
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patentlyo.com broke the news in on Saturday, June 21, 2025.
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