Eagan, Minnesota
United States
9
2011-09-15
The entities that hold a legal rights for patent applications filed by inventor Burwell John:
John Burwell from Eagan, US has applied for patents for these inventions. The list has both pending applications and granted patents:
GEOTHERMAL TANK VAULT WITH TRANSITION FITTINGS
#2 | 2010-04-08Wet well apparatus with base form and installation method regarding same
#3 | 2008-05-0130 Foot chamfered deadman
#4 | 2008-05-01Flat-sided single-wall attached sump collar
#5 | 2006-09-21Form for street box in underground storage tank installation
#6 | 2006-04-18Tank retaining system
#7 | 2005-09-15Double walled containment sumps
#8 | 2005-07-21Tank retaining system
#9 | 2005-05-10Method and apparatus for pressure testing storage tanks
3435067 ⎘