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Laserphaco Probe Patent (US4744360)

Patricia Bath

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1988

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Innovators

3-Minute Summary

Bath's patent for the Laserphaco Probe — a device using laser technology to remove cataracts — made her the first African American woman doctor to receive a medical patent. The device restored sight to people who had been blind for decades.

Why It Matters

Bath's invention transformed cataract surgery worldwide. She was also the first woman to chair an ophthalmology residency program in the United States. Her patent is the primary document of a breakthrough that has restored sight to millions.

Where to Read

USPTO Patent Full-Text Database (free)

Verified: USPTO

Key People

Patricia Bath

Key Policies & Events

Medical patent lawOphthalmology standardsHealthcare access