World Intellectual Property Organization

PCT Notable Inventions and Inventors

The Patent Cooperation Treaty (PCT) has revolutionized the way patent protection is sought in countries around the world.  It offers users of its services multiple benefits in terms of time and information on which to base patenting decisions.

Much of the technology that surrounds us today has made a difference in our social and economic well-being.  Technologies that we have come to depend on, from the cellular telephone to the microchip to life-saving drugs, have contributed significantly to increases in productivity and to improvements in our quality of life.

Discover some of the notable inventions that have passed through the PCT system and some of the notable inventors who have used it.

Additions to the gallery of notable PCT Inventions and Inventors

The Office of the Patent Cooperation Treaty (OPCT) welcomes suggestions for additions to its gallery of notable PCT inventions and inventors. The main criterion used by the OPCT is acknowledgement-most often in the popular media-of the importance or contribution of the invention or inventor. Suggestions for additions should be sent by e-mail to and should include citations of media references.

When inventing, think PCT...

...your best option for seeking patent protection in multiple countries.

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