@danielmcclure on Twitter: "RT @ianbetteridge: Interesting IP fact: WD-40 is not patented, because patenting would reveal what it was, and let people copy it after ..."

Last Updated: November 14, 2011

RT @ianbetteridge: Interesting IP fact: WD-40 is not patented, because patenting would reveal what it was, and let people copy it after …

https://twitter.com/danielmcclure/status/136103918546583553