St. Louis, Missouri
United States
7
2015-04-30
The entities that hold a legal rights for patent applications filed by inventor Allen David Mark:
David Mark Allen from St. Louis, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Fluid drain
#2 | 2015-01-22Device for at least partially blocking an opening and forming a seal in the opening
#3 | 2015-01-22Device for at least partially blocking an opening and forming a seal in the opening
#4 | 2013-08-22Evacuation and refilling device for vehicle cooling systems
#5 | 2009-07-30Apparatus and method for testing fuel flow
#6 | 2007-10-18Cooling system testing apparatus and methods
#7 | 2007-06-12Apparatus and method for testing fuel flow
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