Calgary
Canada
4
2011-12-15
The entities that hold a legal rights for patent applications filed by inventor MAIER Gary:
Gary MAIER from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Installation of lines in high temperature wellbore environments
#2 | 2010-08-12Apparatus and method for treating zones in a wellbore
#3 | 2010-03-04Reverse-circulation cementing of surface casing
#4 | 2009-01-22Reverse-circulation cementing of surface casing
3576531 ⎘