USPTO Has A Chance To Correct Double-Patenting Doctrine

By Irena Royzman, Clement Roberts and Dana Sublett ( March 27, 2026, 5:59 PM EDT) -- Obviousness-type double patenting, or OTDP, is a judicially created rule that prevents patent owners from obtaining a second, later-expiring patent on an invention that is an obvious variant of one already patented....

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