Helen F. Trowbridge, US1023401A
Toy Animal.
Image credit: Trowbridge, H.F. (1911)
On April 16, 1912, Helen F. Trowbridge of Port Washington, New York, was granted a patent for innovations in soft toy design. Her invention introduced a novel method of stuffing toys to help maintain their shape while also addressing sanitary concerns.
Date of Application: 4 March 1911
Date of Issuance: 16 April 1912
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.