In case anyone else is following along, a patent by Pringle has had a very intriguing set of assignments. Started out with the corporation by Pringle and Co in

In case anyone else is following along, a patent by Pringle has had a very intriguing set of assignments. Started out with the corporation by Pringle and Co in 2009, rest is below: 2009: GREENTECH ENERGY SOLUTIONS LTD. 2010: UNIVERSAL ALTERNATIVE FUELS, INC. 2011: GORTAGCH DEVELOPMENT LIMITED 2015: GREENTECH ENERGY SOLUTIONS LTD. Pringle also has a 2020 patent application pending that references the 2006 original filing. [Edit] Thank you forgot it 2006: https://patents.google.com/patent/US7629497B2/ https://patents.google.com/patent/US7629497B2/ 2020: https://patents.google.com/patent/US20200399541A1/en https://patents.google.com/patent/US20200399541A1/en