Cruz; Antonio Maria Guimaraes Leite

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cruz; Antonio Maria Guimaraes Leite.The latest application filed is for "thermal expansion accommodation for circulated fluid systems used to heat subsurface formations".

Company Profile

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Cruz; Antonio Maria Guimaraes Leite - Rijswijk TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Thermal expansion accommodation for circulated fluid systems used to heat subsurface formations Grant 9,309,755 - Gonzalez , et al. April 12, 2	2016-04-12
Thermal Expansion Accommodation For Circulated Fluid Systems Used To Heat Subsurface Formations App 20130087337 - GONZALEZ; Manuel Alberto ; et al.	2013-04-11
Circulated heated transfer fluid systems used to treat a subsurface formation Grant 8,267,185 - Ocampos , et al. September 18, 2	2012-09-18
Circulated Heated Transfer Fluid Systems Used To Treat A Subsurface Formation App 20100206570 - Ocampos; Ernesto Rafael Fonseca ; et al.	2010-08-19
Drill bit, system, and method for drilling a borehole in an earth formation Grant 7,726,419 - Cruz June 1, 2	2010-06-01
Percussive drill bit Grant 7,546,888 - Cruz June 16, 2	2009-06-16
Percussive drill bit, drilling system comprising such a drill bit and method of drilling a bore hole Grant 7,455,126 - Cruz November 25, 2	2008-11-25
Drill bit, system, and method for drilling a borehole in an earth formation App 20060249309 - Cruz; Antonio Maria Guimaraes Leite	2006-11-09
Percussive drill bit App 20060131075 - Cruz; Antonio Maria Guimaraes Leite	2006-06-22

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