Hirth; David E.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirth; David E..The latest application filed is for "method and apparatus for bi-directionally anchoring a liner in a borehole".

Company Profile

0.14.12

Hirth; David E. - Pasadena 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 and apparatus for bi-directionally anchoring a liner in a borehole Grant 10,597,986 - Burke , et al.	2020-03-24
Method And Apparatus For Bi-directionally Anchoring A Liner In A Borehole App 20180238151 - Burke; Travis Raymond ; et al.	2018-08-23
Hydraulic tools for setting liner top packers and method for cementing liners Grant 7,225,870 - Pedersen , et al. June 5, 2	2007-06-05
Bi-directionally boosting and internal pressure trapping packing element system Grant 7,172,029 - Hirth , et al. February 6, 2	2007-02-06
Hydraulic setting tool for liner hanger Grant 7,114,573 - Hirth , et al. October 3, 2	2006-10-03
Plug-dropping container for releasing a plug into a wellbore Grant 7,055,611 - Pedersen , et al. June 6, 2	2006-06-06
Packer with integral cleaning device Grant 7,048,055 - Hirth May 23, 2	2006-05-23
Wire lock expandable connection Grant 6,981,547 - Maguire , et al. January 3, 2	2006-01-03
Method and apparatus for anchoring downhole tools in a wellbore Grant 6,920,927 - Hirth July 26, 2	2005-07-26
Bi-directionally boosting and internal pressure trapping packing element system App 20050155775 - Hirth, David E. ; et al.	2005-07-21
Bi-directionally boosting and internal pressure trapping packing element system Grant 6,902,008 - Hirth , et al. June 7, 2	2005-06-07
Expansion set liner hanger and method of setting same Grant 6,877,567 - Hirth April 12, 2	2005-04-12
Mechanically opened ball seat and expandable ball seat Grant 6,866,100 - Gudmestad , et al. March 15, 2	2005-03-15
Hydraulic setting tool for liner hanger App 20050006106 - Hirth, David E. ; et al.	2005-01-13
Method and apparatus for anchoring downhole tools in a wellbore App 20040216893 - Hirth, David E.	2004-11-04
Hydraulic tools for setting liner top packers and for cementing liners App 20040216877 - Pedersen, Gerald D. ; et al.	2004-11-04
Packer with integral cleaning device App 20040177967 - Hirth, David E.	2004-09-16
Ball dropping assembly Grant 6,776,228 - Pedersen , et al. August 17, 2	2004-08-17
Wire lock expandable connection App 20040108119 - Maguire, Patrick G. ; et al.	2004-06-10
Plug-dropping container for releasing a plug into a wellbore App 20040055741 - Pedersen, Gerald D. ; et al.	2004-03-25
Mechanically opened ball seat and expandable ball seat App 20040035586 - Gudmestad, Tarald ; et al.	2004-02-26
Ball dropping assembly App 20030155114 - Pedersen, Gerald D. ; et al.	2003-08-21
Bi-directionally boosting and internal pressure trapping packing element system App 20030132008 - Hirth, David E. ; et al.	2003-07-17
Expansion set liner hanger and method of setting same App 20030098164 - Hirth, David E.	2003-05-29
Unlocking packer setting method and device Grant 6,241,023 - Krauss , et al. June 5, 2	2001-06-05
Method for multi-lateral completion and cementing the juncture with lateral wellbores Grant 5,944,108 - Baugh , et al. August 31, 1	1999-08-31

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