Calgary
Canada
4
2017-04-27
The entities that hold a legal rights for patent applications filed by inventor Fitzpatrick John:
John Fitzpatrick from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
WELL SCREEN WITH EXTENDING FILTER
#2 | 2017-04-20Ship for gas storage and transport
#3 | 2015-11-19Gas storage structure and method of manufacture
#4 | 2013-04-18Well Screen with Extending Filter
191998 ⎘