# Timothy A. Stewart — Patents explained on PatentBrief

Timothy A. Stewart has 1 landmark patent explained in plain English on PatentBrief.

- [Mice Engineered to Develop Cancer for Research](https://patentbrief.org/patent/us/4736866/harvard-oncomouse) — granted 1988
  Harvard's 1988 patent on genetically engineered mice that carry cancer-causing genes, designed to help scientists study how cancer develops and test treatments.

**Full profile:** https://patentbrief.org/inventor/timothy-a-stewart

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