Can you patent a rock?
Sources:
Jones, Chris. ““The Unbelievable Story of The Pet Rock: How One Man's Idea Made Him Millions!”” Medium, 5 April 2023, https://medium.com/@cfjbiz/the-unbelievable-story-of-the-pet-rock-how-one-mans-idea-made-him-millions-f19e5260de76.
“The Pet Rock Captured a Moment and Made Its Creator a Millionaire.” ABC News, 1 April 2015, https://abcnews.go.com/US/pet-rock-captured-moment-made-creator-millionaire/story?id=30041318.
“The Rise and Fall of the Pet Rock: A Look Back at the 1975 Holiday Craze.” Rare Historical Photos, 17 March 2023, https://rarehistoricalphotos.com/pet-rock-craze/.
“The Rise and Fall of the Pet Rock: A Tale of Marketing Genius.” McMillan & Phillips, https://mcmillanphillips.com/podcast/the-rise-and-fall-of-the-pet-rock-a-tale-of-marketing-genius/.
Rossen, Jake. “Hard Sell: A History of the Pet Rock.” Mental Floss, 22 August 2019, https://www.mentalfloss.com/article/595180/pet-rock-history.
