Per esempio, con riferimento alla "banana" ecco alcuni brevetti reperiti negli archivi del Patent Office americano.
Banana Carrier:
Patent No. 376,555, dated January 17, 1888.
Banana Shipping Case:
Patent No. 563.070 A; Patented June 30, 1896.
Banana-bunch Hanger:
Patent No. 725458 A; Patented April 15, 1903.
...
Banana Ice-cream injector:
Patent No. 1.917.137: Patented July 4, 1933
Process of making a banana product:
Patent No. 2647838 A: Patented August 4, 1953.
Infant baby banana brush teether:
Patent No. WO 2009002583 A1; Patented December 31, 2008.