# FARBENFABRIKEN OF ELBERFELD Co — Patents explained on PatentBrief

FARBENFABRIKEN OF ELBERFELD Co has 1 landmark patent explained in plain English on PatentBrief.

- [How Felix Hoffmann Invented Aspirin](https://patentbrief.org/patent/us/644077/aspirin-acetylsalicylic-acid) — granted 1900
  The 1900 patent for acetylsalicylic acid, the chemical compound that became the world's most common pain reliever, known as Aspirin.

**Full profile:** https://patentbrief.org/company/farbenfabriken-of-elberfeld-co

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._