There are several resources to alert inventors about fraudulent invention development companies. Links are provided below and inventors are strongly encouraged to read and understand the warnings and advice provided.
US Law Regarding Invention Promoters
Federal Trade Commission
United States Patent and Trademark Office
The USPTO, under the provisions of the American Inventors Protection Act of 1999, provides a mechanism to receive and publish complaints about invention promoters
(i.e. invention development companies). They are not empowered to investigate or take any action except to provide a forum for inventors to share information.
Background
There is a great deal of important information on this page. It includes
a. A list of invention development companies that have been the subject
b. A listing of the requirements that invention development companies
must follow as provided for in 35 U.S.C. sec 297; and
c. How to file a complaint about an invention promoter.
