Lea Shaver · 2017 · historical case study · n=1 case study

Illuminating Innovation: From Patent Racing to Patent War

Cited 6 times in the scientific literature.

Level 4 - case-series / case-control

Level 4 by design analogy (qualitative historical case study).

OpenAlex W3122487016 · doi:10.31219/osf.io/jk7az_v1 · record verified 2026-08-28

What was done

The author conducted a historical case study examining the development and litigation of patents surrounding the incandescent light bulb, focusing on Thomas Edison's experience to evaluate the "innovation hypothesis" and Mark Lemley's theoretical model of "patent racing."

What was found

The abstract reports no numerical data. Qualitatively, Edison's patenting experience supported the descriptive validity of the patent racing model for early-stage invention and initial patent filings, but post-filing dynamics and subsequent litigation shifted competitive behavior from a race into a patent war.

Why it matters

It highlights that theoretical models focusing solely on the race to file patents overlook post-issuance litigation, complicating the assumed link between patent protection and innovation.

Limits

Findings rely on a single historical case study of the light bulb industry and may not generalize to other technologies or modern regulatory contexts. The abstract reports no quantitative measurements or statistical analysis.

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