These cookies are required for the website to run and cannot be switched off. Such cookie are only set in response to actions made by you such as language, currency, login session, privacy preferences. You can set your browser to block these cookies but our site may not work then.
Analytics and Statistics
These cookies allow us to measure visitors traffic and see traffic sources by collecting information in data sets. They also help us understand which products and actions are more popular than others.
Marketing and Retargeting
These cookies are usually set by our marketing and advertising partners. They may be used by them to build a profile of your interest and later show you relevant ads. If you do not allow these cookies you will not experience targeted ads for your interests.
This website uses cookies to ensure you get the best experience on our website.
Learn more
Do you know of patent infringement on my inventions?
Buy the right to follow suit and get a letter of permission to do so.
Learn more about authorization letters
An authorization letter allows ..
Buy invent records request is the entire record in pdf form of any document received to christopher g brown from the united states patent and trademark office as well as the united states of america c..
This is a record of all my patents and copyrights. Copyright (C) 2024 Christopher g BrownI have originally published my copyrights and pending patents at buyinvent.com We are offering to se..
