
Keith Ferguson
Examiner (ID: 14372, Phone: (571)272-7865 , Office: P/2647 )
| Most Active Art Unit | 2648 |
| Art Unit(s) | 2746, 2744, 2683, 2618, 2647, 2617, 2648, 2608, 2601 |
| Total Applications | 1959 |
| Issued Applications | 1662 |
| Pending Applications | 120 |
| Abandoned Applications | 201 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 1238142
[patent_doc_number] => 06681856
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-01-27
[patent_title] => 'Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants'
[patent_app_type] => B1
[patent_app_number] => 10/439491
[patent_app_country] => US
[patent_app_date] => 2003-05-16
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/681/06681856.pdf
[firstpage_image] =>[orig_patent_app_number] => 10439491
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/439491 | Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants | May 15, 2003 | Issued |
Array
(
[id] => 1187570
[patent_doc_number] => 06732798
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-05-11
[patent_title] => 'Controlling transient underbalance in a wellbore'
[patent_app_type] => B2
[patent_app_number] => 10/316614
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[firstpage_image] =>[orig_patent_app_number] => 10316614
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/316614 | Controlling transient underbalance in a wellbore | Dec 10, 2002 | Issued |
Array
(
[id] => 6742447
[patent_doc_number] => 20030019630
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-01-30
[patent_title] => 'Port Collar assembly for use in a wellbore'
[patent_app_type] => new
[patent_app_number] => 10/252185
[patent_app_country] => US
[patent_app_date] => 2002-09-23
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[firstpage_image] =>[orig_patent_app_number] => 10252185
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/252185 | Port Collar assembly for use in a wellbore | Sep 22, 2002 | Abandoned |
Array
(
[id] => 1270524
[patent_doc_number] => 06644407
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-11-11
[patent_title] => 'Indirect hydraulic fracturing method for an unconsolidated subterranean zone and a method for restricting the production of finely divided particulates from the fractured unconsolidated zone'
[patent_app_type] => B2
[patent_app_number] => 10/218756
[patent_app_country] => US
[patent_app_date] => 2002-08-14
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/218756 | Indirect hydraulic fracturing method for an unconsolidated subterranean zone and a method for restricting the production of finely divided particulates from the fractured unconsolidated zone | Aug 13, 2002 | Issued |
| 10/148089 | ELECTRIC POWER GENERATOR FOR USE IN A WELLBORE | Jul 15, 2002 | Abandoned |
Array
(
[id] => 6379601
[patent_doc_number] => 20020179301
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[patent_issue_date] => 2002-12-05
[patent_title] => 'Method and apparatus for placing and interrogating downhole sensors'
[patent_app_type] => new
[patent_app_number] => 10/178188
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[patent_app_date] => 2002-06-24
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/178188 | Method and apparatus for placing and interrogating downhole sensors | Jun 23, 2002 | Abandoned |
Array
(
[id] => 6803013
[patent_doc_number] => 20030230407
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-12-18
[patent_title] => 'CEMENTING SUBTERRANEAN ZONES USING CEMENT COMPOSITIONS CONTAINING BIODEGRADABLE DISPERSANTS'
[patent_app_type] => new
[patent_app_number] => 10/170399
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/170399 | CEMENTING SUBTERRANEAN ZONES USING CEMENT COMPOSITIONS CONTAINING BIODEGRADABLE DISPERSANTS | Jun 12, 2002 | Abandoned |
Array
(
[id] => 1224110
[patent_doc_number] => 06695051
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-02-24
[patent_title] => 'Expandable retaining shoe'
[patent_app_type] => B2
[patent_app_number] => 10/165999
[patent_app_country] => US
[patent_app_date] => 2002-06-10
[patent_effective_date] => 0000-00-00
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[firstpage_image] =>[orig_patent_app_number] => 10165999
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/165999 | Expandable retaining shoe | Jun 9, 2002 | Issued |
Array
(
[id] => 1270492
[patent_doc_number] => 06644402
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-11-11
[patent_title] => 'Method of installing a sensor in a well'
[patent_app_type] => B1
[patent_app_number] => 09/913379
[patent_app_country] => US
[patent_app_date] => 2002-05-27
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[firstpage_image] =>[orig_patent_app_number] => 09913379
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/913379 | Method of installing a sensor in a well | May 26, 2002 | Issued |
Array
(
[id] => 1256517
[patent_doc_number] => 06662869
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-12-16
[patent_title] => 'Ceramic components for high pressure oil wells'
[patent_app_type] => B1
[patent_app_number] => 10/130651
[patent_app_country] => US
[patent_app_date] => 2002-05-20
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/130651 | Ceramic components for high pressure oil wells | May 19, 2002 | Issued |
Array
(
[id] => 6411055
[patent_doc_number] => 20020125011
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-09-12
[patent_title] => 'Casing conveyed perforating process and apparatus'
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[patent_app_number] => 10/144903
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/144903 | Casing conveyed perforating process and apparatus | May 13, 2002 | Issued |
Array
(
[id] => 1200412
[patent_doc_number] => 06719043
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[patent_kind] => B2
[patent_issue_date] => 2004-04-13
[patent_title] => 'Coiled tubing injector apparatus'
[patent_app_type] => B2
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[firstpage_image] =>[orig_patent_app_number] => 10143469
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/143469 | Coiled tubing injector apparatus | May 9, 2002 | Issued |
Array
(
[id] => 1209758
[patent_doc_number] => 06708786
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[patent_issue_date] => 2004-03-23
[patent_title] => 'Mounting attachment and bearing system for an industrial earth-boring cutter'
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Array
(
[id] => 6732897
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[patent_title] => 'Drill bit having adjustable total flow area'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/136459 | Drill bit having adjustable total flow area | Apr 30, 2002 | Issued |
Array
(
[id] => 1135830
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[patent_issue_date] => 2004-08-17
[patent_title] => 'Single trip method for selectively fracture packing multiple formations traversed by a wellbore'
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Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/117499 | Fracturing fluid and method of use | Apr 4, 2002 | Issued |
Array
(
[id] => 1187565
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[patent_issue_date] => 2004-05-11
[patent_title] => 'Downhole jetting tool'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/980669 | Downhole jetting tool | Mar 25, 2002 | Issued |
Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/079409 | Drilling machine with arc-like drill pipe holder | Feb 21, 2002 | Issued |
Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/079919 | Roller cone drill bit having lubrication contamination detector and lubrication positive pressure maintenance system | Feb 19, 2002 | Issued |
Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/078928 | Apparatus for radially expanding a tubular member | Feb 19, 2002 | Issued |