Search

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 numberTitle of the applicationFiling DateStatus
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 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5013 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [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 [patent_app_country] => US [patent_app_date] => 2002-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 7433 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/732/06732798.pdf [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 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3757 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20030019630.pdf [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 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2482 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/644/06644407.pdf [firstpage_image] =>[orig_patent_app_number] => 10218756 [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 [patent_country] => US [patent_kind] => A1 [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 [patent_app_country] => US [patent_app_date] => 2002-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4445 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0179/20020179301.pdf [firstpage_image] =>[orig_patent_app_number] => 10178188 [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 [patent_app_date] => 2002-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3110 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0230/20030230407.pdf [firstpage_image] =>[orig_patent_app_number] => 10170399 [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 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6440 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/695/06695051.pdf [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 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3187 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/644/06644402.pdf [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 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 4361 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/662/06662869.pdf [firstpage_image] =>[orig_patent_app_number] => 10130651 [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' [patent_app_type] => new [patent_app_number] => 10/144903 [patent_app_country] => US [patent_app_date] => 2002-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 9615 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0125/20020125011.pdf [firstpage_image] =>[orig_patent_app_number] => 10144903 [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 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-13 [patent_title] => 'Coiled tubing injector apparatus' [patent_app_type] => B2 [patent_app_number] => 10/143469 [patent_app_country] => US [patent_app_date] => 2002-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 26 [patent_no_of_words] => 7414 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/719/06719043.pdf [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 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-23 [patent_title] => 'Mounting attachment and bearing system for an industrial earth-boring cutter' [patent_app_type] => B2 [patent_app_number] => 10/140009 [patent_app_country] => US [patent_app_date] => 2002-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 27 [patent_no_of_words] => 5127 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/708/06708786.pdf [firstpage_image] =>[orig_patent_app_number] => 10140009 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/140009
Mounting attachment and bearing system for an industrial earth-boring cutter May 6, 2002 Issued
Array ( [id] => 6732897 [patent_doc_number] => 20030010532 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-16 [patent_title] => 'Drill bit having adjustable total flow area' [patent_app_type] => new [patent_app_number] => 10/136459 [patent_app_country] => US [patent_app_date] => 2002-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2800 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0010/20030010532.pdf [firstpage_image] =>[orig_patent_app_number] => 10136459 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/136459
Drill bit having adjustable total flow area Apr 30, 2002 Issued
Array ( [id] => 1135830 [patent_doc_number] => 06776238 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-17 [patent_title] => 'Single trip method for selectively fracture packing multiple formations traversed by a wellbore' [patent_app_type] => B2 [patent_app_number] => 10/119189 [patent_app_country] => US [patent_app_date] => 2002-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5545 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/776/06776238.pdf [firstpage_image] =>[orig_patent_app_number] => 10119189 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/119189
Single trip method for selectively fracture packing multiple formations traversed by a wellbore Apr 8, 2002 Issued
Array ( [id] => 6863344 [patent_doc_number] => 20030188870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-10-09 [patent_title] => 'Fracturing fluid and method of use' [patent_app_type] => new [patent_app_number] => 10/117499 [patent_app_country] => US [patent_app_date] => 2002-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4526 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0188/20030188870.pdf [firstpage_image] =>[orig_patent_app_number] => 10117499 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/117499
Fracturing fluid and method of use Apr 4, 2002 Issued
Array ( [id] => 1187565 [patent_doc_number] => 06732793 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-11 [patent_title] => 'Downhole jetting tool' [patent_app_type] => B1 [patent_app_number] => 09/980669 [patent_app_country] => US [patent_app_date] => 2002-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2361 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/732/06732793.pdf [firstpage_image] =>[orig_patent_app_number] => 09980669 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/980669
Downhole jetting tool Mar 25, 2002 Issued
Array ( [id] => 6363090 [patent_doc_number] => 20020117335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-29 [patent_title] => 'Drilling machine with arc-like drill pipe holder' [patent_app_type] => new [patent_app_number] => 10/079409 [patent_app_country] => US [patent_app_date] => 2002-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4905 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0117/20020117335.pdf [firstpage_image] =>[orig_patent_app_number] => 10079409 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/079409
Drilling machine with arc-like drill pipe holder Feb 21, 2002 Issued
Array ( [id] => 1220206 [patent_doc_number] => 06698536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-02 [patent_title] => 'Roller cone drill bit having lubrication contamination detector and lubrication positive pressure maintenance system' [patent_app_type] => B2 [patent_app_number] => 10/079919 [patent_app_country] => US [patent_app_date] => 2002-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2711 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/698/06698536.pdf [firstpage_image] =>[orig_patent_app_number] => 10079919 [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 ( [id] => 6122118 [patent_doc_number] => 20020074130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-20 [patent_title] => 'Apparatus for radially expanding a tubular member' [patent_app_type] => new [patent_app_number] => 10/078928 [patent_app_country] => US [patent_app_date] => 2002-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 80 [patent_figures_cnt] => 80 [patent_no_of_words] => 32814 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 18 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0074/20020074130.pdf [firstpage_image] =>[orig_patent_app_number] => 10078928 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/078928
Apparatus for radially expanding a tubular member Feb 19, 2002 Issued
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