What To Do About A Patent Troll?

“Patent trolls” take advantage of the relatively easy process for getting a “patent” for inventions in the USA (almost 303,000 issued in 2013, according to the US Patent and Trademark Office, see http://www.uspto.gov/web/offices/ac/ido/oeip/taf/us_stat.htm) and the frequently incomprehensible language of “claims” in the issued patents to suggest that their (often never commercialized) old inventions were the…