Robert M. Barrett

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Walton, KY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a shaker screen
- Patent number 10,272,473
- Issue date Apr 30, 2019
- M-I L.L.C.
- Graham Robertson
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method of making a shaker screen
- Patent number 8,597,559
- Issue date Dec 3, 2013
- M-I L.L.C.
- Graham Robertson
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Molded end cap for oilfield screens
- Patent number 8,387,802
- Issue date Mar 5, 2013
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Molded end cap for oilfield screens
- Patent number 7,866,482
- Issue date Jan 11, 2011
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Screen assembly designed to conform to the radius of vibrating shak...
- Patent number 7,757,864
- Issue date Jul 20, 2010
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Screen assembly designed to conform to the radius of vibrating shak...
- Patent number 7,584,858
- Issue date Sep 8, 2009
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MAKING A SHAKER SCREEN
- Publication number 20140083913
- Publication date Mar 27, 2014
- UNITED WIRE LIMITED
- Graham Robertson
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
MOLDED END CAP FOR OILFIELD SCREENS
- Publication number 20110186485
- Publication date Aug 4, 2011
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
PREFERENTIAL BOW ON COMPOSITE SCREENS
- Publication number 20100307962
- Publication date Dec 9, 2010
- M-I L.L.C.
- Graham Robertson
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
SCREEN ASSEMBLY DESIGNED TO CONFORM TO THE RADIUS OF VIBRATING SHAK...
- Publication number 20080179222
- Publication date Jul 31, 2008
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Molded end cap for oilfield screens
- Publication number 20070007181
- Publication date Jan 11, 2007
- M-I L.L.C.
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Screen assembly designed to conform to the radius of vibrating shak...
- Publication number 20050274655
- Publication date Dec 15, 2005
- Robert M. Barrett
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING