Boyce; James Edward

Patent Applications and Registrations

Patent applications and USPTO patent grants for Boyce; James Edward.The latest application filed is for "drill bit having an improved seal and lubrication method using same".

Company Profile

0.7.1

Boyce; James Edward - Cedar Hill 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
Drill bit having an improved seal and lubrication method using same Grant RE40,197 - Ray , et al. April 1, 2	2008-04-01
Drill bit having an improved seal and lubrication method using same Grant 7,013,998 - Ray , et al. March 21, 2	2006-03-21
Drill bit having an improved seal and lubrication method using same App 20050109544 - Ray, Thomas Wayne ; et al.	2005-05-26
Hardfacing having coated ceramic particles or coated particles of other hard materials Grant 6,469,278 - Boyce October 22, 2	2002-10-22
Inserts and compacts having coated or encrusted cubic boron nitride particles Grant 6,170,583 - Boyce January 9, 2	2001-01-09
Hardfacing having coated ceramic particles or coated particles of other hard materials placed on a rotary cone cutter Grant 6,138,779 - Boyce October 31, 2	2000-10-31
Inserts and compacts having coated or encrusted diamond particles Grant 6,102,140 - Boyce , et al. August 15, 2	2000-08-15
Method of hard facing a substrate, and weld rod used in hard facing a substrate Grant 5,667,903 - Boyce September 16, 1	1997-09-16

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