Inventor

Harold E. Payne

Inventor

Tomball, TX, US

Overview

1992–2012

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary

E21BEarth or rock drilling75%

Y10TTechnical subjects covered by former us classification20%

B23BTurning5%

PatentTitleYear

8,186,427'One trip cemented expandable monobore liner system and method'2012 7,987,905'One trip cemented expandable monobore liner system and method'2011 7,708,060'One trip cemented expandable monobore liner system and method'2010 7,552,772'Locating recess in a shoe for expandable liner system'2009 7,458,422'One trip cemented expandable monobore liner system and method'2008 7,380,604'One trip cemented expandable monobore liner system and method'2008 7,370,699'One trip cemented expandable monobore liner system and method'2008 7,240,731'Shoe for expandable liner system and method'2007 6,722,452'Pantograph underreamer'2004 6,644,422'Pantograph underreamer'2003 6,595,301'Single-blade underreamer'2003 6,595,302'Multi-blade underreamer'2003 6,591,922'Pantograph underreamer and method for forming a well bore cavity'2003 6,575,255'Pantograph underreamer'2003 5,150,755'Milling tool and method for milling multiple casing strings'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2012Patents assigned to BAKER HUGHES INC (9)· patent assignee history

1992Based in Shreveport, LA, US· patent location history

2003–2004Patents assigned to CDX GAS LLC (6)· patent assignee history

2003–2004Based in Spring, TX, US· patent location history

2007–2012Based in Tomball, TX, US· patent location history

2012Patents assigned to ADAM MARK K (1)· patent assignee history

2012Patents assigned to CARMODY MICHAEL A (1)· patent assignee history

2012Patents assigned to JABS MATTHEW J (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAKER HUGHES INC	9	1992–2012
CDX GAS LLC	6	2003–2004
ADAM MARK K	1	2012
CARMODY MICHAEL A	1	2012
JABS MATTHEW J	1	2012

Locations

Location	Patents	Span
Tomball, Texas, US	8	2007–2012
Spring, Texas, US	6	2003–2004
Shreveport, LA, US	1	1992