Expanded Covered Services Endorsement

In consideration of the premium for which this Insurance is written it is hereby understood and agreed that the definition of Professional Services contained in section V of the Policy is deleted in its entirety and replaced as follows:

" Professional Services " means the following services provided by an Assured on behalf of the Named Assured to others for a fee, unless acting as a volunteer or in an official pro bono capacity:

expert witness, but only with respect to the Assured's intellectual property knowledge and experience;

conducting patent searches;

rendering opinions regarding patentability;

preparing patent applications;

filing patent applications;

prosecuting patent applications before the United States Patent and Trademark Office;

conducting Ex Parte proceedings before the Patent Trial and Appeal Board;

performing Patent Cooperation Treaty filings;

performing liaison services with other patent attorneys and/or agents registered to practice outside the United States of America, where the liaison services relate to obtaining or maintaining patent protection, and/or filing patent related documents, in the country or jurisdiction where the other patent attorney or agent is registered to practice;

recording patent assignments, patent licensing agreements, and other patent title documents in the United States Patent and Trademark Office;

performing patent maintenance filings;

representation in Inter Partes dispute proceedings before the Patent Trial and Appeal Board; and

Patent Practitioner Trainer.

For purposes of this Insurance , the definition of " Professional Services " does not include the following:

rendering opinions regarding the scope, validity or enforceability of any existing or pending patent for purposes of determining whether certain activities would constitute actionable patent infringement; or

rendering any services in any other trade, business or profession, including without limitation, the rendition of professional legal services to others in an attorney-client relationship, with the exception of those services specifically defined as Professional Services herein.

Expanded Covered Services Endorsement (05/17)