There are a lot of less than forthright organizations that allegedly help individuals sell their inventions to industry. In all my years of working as a patent lawyer, I have never come across a single person who ever used one of these organizations to effectively market or sell their invention. However, I have met several who successfully marketed their inventions themselves.
Before you take any steps to market your invention, you should take a few preliminary steps.
Preliminary Patent Search – A preliminary patent search is generally a good first step. A preliminary search of various patent offices can be conducted for a reasonable fee (just contact a patent agent/lawyer), and it is even possible to conduct one for free (see the US patent office at http://www.uspto.gov/)
Patent Application – Dont publically disclose your invention until after a patent application is filed. Publically disclosing the invention before filing a patent application can potentially ruin the chances of ever being granted a valid patent. In fact, many Companies will not even talk to you until you have filed a patent application.
Prepare a Formal...