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1869 US Patent for Celluloid
- When
- 1869
- Where
- United States
Hyatt patented a commercially viable method for producing solid, stable nitrocellulose in the United States in 1869.
Hyatt's work resulted in a process for producing solid, stable nitrocellulose. He received US patent 50359 for this method, naming it "Celluloid." This patent is now a genericized trademark. The process involved mixing nitrocellulose and camphor, often with added dyes and other agents.
Sources
- John Wesley Hyatt Wikipedia, revision of 2026-02-21
- Celluloid Wikipedia, revision of 2026-06-30
Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.