Sherwood, Jr.; William H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sherwood, Jr.; William H..The latest application filed is for "methods of manufacturing and repairing rotary drill bits including support elements affixed to the bit body at least partially defining cutter pocket recesses".

Company Profile

0.8.3

Sherwood, Jr.; William H. - Spring 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
Method of manufacturing a rotary drill bit Grant 8,065,935 - Sherwood, Jr. , et al. November 29, 2	2011-11-29
Rotationally indexable cutting elements and drill bits therefor Grant 8,011,456 - Sherwood, Jr. September 6, 2	2011-09-06
Methods Of Manufacturing And Repairing Rotary Drill Bits Including Support Elements Affixed To The Bit Body At Least Partially Defining Cutter Pocket Recesses App 20090158898 - Sherwood, JR.; William H. ; et al.	2009-06-25
Fixed cutter rotary drill bit including support elements affixed to the bit body at least partially defining cutter pocket recesses Grant 7,520,345 - Sherwood, Jr. , et al. April 21, 2	2009-04-21
Rotationally indexable cutting elements and drill bits therefor App 20090020339 - Sherwood, JR.; William H.	2009-01-22
Pdc Cutter With Oval Cross-section App 20090008155 - Sherwood, JR.; William H.	2009-01-08
Methods of manufacturing and repairing steel body rotary drill bits including support elements affixed to the bit body at least partially defining cutter pocket recesses Grant 7,216,565 - Sherwood, Jr. , et al. May 15, 2	2007-05-15
Steel body rotary drill bits including support elements affixed to the bit body at least partially defining cutter pocket recesses Grant 7,070,011 - Sherwood, Jr. , et al. July 4, 2	2006-07-04
Drag-bit drilling with multi-axial tooth inserts Grant 6,302,224 - Sherwood, Jr. October 16, 2	2001-10-16
Method and apparatus for improving drill bit stability Grant 5,558,170 - Thigpen , et al. September 24, 1	1996-09-24
Drill bit having chip breaker polycrystalline diamond compact and hard metal insert at gauge surface Grant 5,449,048 - Thigpen , et al. September 12, 1	1995-09-12

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