Search

David L. Andrews

Examiner (ID: 8772, Phone: (571)272-6558 , Office: P/3672 )

Most Active Art Unit
3672
Art Unit(s)
3672
Total Applications
1183
Issued Applications
811
Pending Applications
83
Abandoned Applications
305

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 159780 [patent_doc_number] => 07669668 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-02 [patent_title] => 'System, apparatus, and method of conducting measurements of a borehole' [patent_app_type] => utility [patent_app_number] => 11/018340 [patent_app_country] => US [patent_app_date] => 2004-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4568 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/669/07669668.pdf [firstpage_image] =>[orig_patent_app_number] => 11018340 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/018340
System, apparatus, and method of conducting measurements of a borehole Dec 19, 2004 Issued
Array ( [id] => 858444 [patent_doc_number] => 07370702 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-05-13 [patent_title] => 'Single mill casing window cutting tool and method' [patent_app_type] => utility [patent_app_number] => 11/016540 [patent_app_country] => US [patent_app_date] => 2004-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2902 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/370/07370702.pdf [firstpage_image] =>[orig_patent_app_number] => 11016540 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/016540
Single mill casing window cutting tool and method Dec 15, 2004 Issued
Array ( [id] => 5645301 [patent_doc_number] => 20060131033 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-22 [patent_title] => 'Flow control apparatus for use in a wellbore' [patent_app_type] => utility [patent_app_number] => 11/013863 [patent_app_country] => US [patent_app_date] => 2004-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2010 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0131/20060131033.pdf [firstpage_image] =>[orig_patent_app_number] => 11013863 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/013863
Flow control apparatus for use in a wellbore Dec 15, 2004 Issued
Array ( [id] => 7232389 [patent_doc_number] => 20050139394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-30 [patent_title] => 'Expandable screen utilizing near neutrally-buoyant particles outside of the screen' [patent_app_type] => utility [patent_app_number] => 11/012980 [patent_app_country] => US [patent_app_date] => 2004-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2447 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0139/20050139394.pdf [firstpage_image] =>[orig_patent_app_number] => 11012980 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/012980
Expandable screen utilizing near neutrally-buoyant particles outside of the screen Dec 14, 2004 Abandoned
Array ( [id] => 841995 [patent_doc_number] => 07387165 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-17 [patent_title] => 'System for completing multiple well intervals' [patent_app_type] => utility [patent_app_number] => 10/905073 [patent_app_country] => US [patent_app_date] => 2004-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 33 [patent_no_of_words] => 4984 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/387/07387165.pdf [firstpage_image] =>[orig_patent_app_number] => 10905073 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/905073
System for completing multiple well intervals Dec 13, 2004 Issued
Array ( [id] => 4450004 [patent_doc_number] => 07963324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-21 [patent_title] => 'Flow control actuation' [patent_app_type] => utility [patent_app_number] => 10/904910 [patent_app_country] => US [patent_app_date] => 2004-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5001 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/963/07963324.pdf [firstpage_image] =>[orig_patent_app_number] => 10904910 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/904910
Flow control actuation Dec 2, 2004 Issued
Array ( [id] => 130148 [patent_doc_number] => 07694732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-13 [patent_title] => 'Diverter tool' [patent_app_type] => utility [patent_app_number] => 11/004440 [patent_app_country] => US [patent_app_date] => 2004-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3159 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/694/07694732.pdf [firstpage_image] =>[orig_patent_app_number] => 11004440 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/004440
Diverter tool Dec 2, 2004 Issued
Array ( [id] => 5740784 [patent_doc_number] => 20060086506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-27 [patent_title] => 'Downhole cooling system' [patent_app_type] => utility [patent_app_number] => 10/973133 [patent_app_country] => US [patent_app_date] => 2004-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2045 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0086/20060086506.pdf [firstpage_image] =>[orig_patent_app_number] => 10973133 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/973133
Downhole cooling system Oct 25, 2004 Abandoned
Array ( [id] => 5837680 [patent_doc_number] => 20060118338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-08 [patent_title] => 'Drill base' [patent_app_type] => utility [patent_app_number] => 10/971454 [patent_app_country] => US [patent_app_date] => 2004-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5245 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20060118338.pdf [firstpage_image] =>[orig_patent_app_number] => 10971454 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/971454
Drill base Oct 21, 2004 Abandoned
Array ( [id] => 6987974 [patent_doc_number] => 20050087344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-04-28 [patent_title] => 'System and Method to Control Multiple Tools Through One Control Line' [patent_app_type] => utility [patent_app_number] => 10/904091 [patent_app_country] => US [patent_app_date] => 2004-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2994 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0087/20050087344.pdf [firstpage_image] =>[orig_patent_app_number] => 10904091 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/904091
System and method to control multiple tools through one control line Oct 21, 2004 Issued
Array ( [id] => 5740776 [patent_doc_number] => 20060086498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-27 [patent_title] => 'Harvesting Vibration for Downhole Power Generation' [patent_app_type] => utility [patent_app_number] => 10/904071 [patent_app_country] => US [patent_app_date] => 2004-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6418 [patent_no_of_claims] => 54 [patent_no_of_ind_claims] => 18 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0086/20060086498.pdf [firstpage_image] =>[orig_patent_app_number] => 10904071 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/904071
Harvesting Vibration for Downhole Power Generation Oct 20, 2004 Abandoned
Array ( [id] => 8651656 [patent_doc_number] => 08371398 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-12 [patent_title] => 'Downhole fluid loss control apparatus' [patent_app_type] => utility [patent_app_number] => 10/969388 [patent_app_country] => US [patent_app_date] => 2004-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1679 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 10969388 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/969388
Downhole fluid loss control apparatus Oct 19, 2004 Issued
Array ( [id] => 571877 [patent_doc_number] => 07445058 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-11-04 [patent_title] => 'Nozzle unit and method for excavating a hole in an object' [patent_app_type] => utility [patent_app_number] => 10/576855 [patent_app_country] => US [patent_app_date] => 2004-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 5343 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/445/07445058.pdf [firstpage_image] =>[orig_patent_app_number] => 10576855 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/576855
Nozzle unit and method for excavating a hole in an object Oct 19, 2004 Issued
Array ( [id] => 559576 [patent_doc_number] => 07458419 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-12-02 [patent_title] => 'Apparatus and method for formation evaluation' [patent_app_type] => utility [patent_app_number] => 10/960403 [patent_app_country] => US [patent_app_date] => 2004-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 42 [patent_no_of_words] => 9950 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/458/07458419.pdf [firstpage_image] =>[orig_patent_app_number] => 10960403 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/960403
Apparatus and method for formation evaluation Oct 6, 2004 Issued
Array ( [id] => 5712777 [patent_doc_number] => 20060076140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-13 [patent_title] => 'Gas Lift Apparatus and Method for Producing a Well' [patent_app_type] => utility [patent_app_number] => 10/711820 [patent_app_country] => US [patent_app_date] => 2004-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2454 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0076/20060076140.pdf [firstpage_image] =>[orig_patent_app_number] => 10711820 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/711820
Gas lift apparatus and method for producing a well Oct 6, 2004 Issued
Array ( [id] => 5717962 [patent_doc_number] => 20060070734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-06 [patent_title] => 'System and method for determining forces on a load-bearing tool in a wellbore' [patent_app_type] => utility [patent_app_number] => 10/959558 [patent_app_country] => US [patent_app_date] => 2004-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1869 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0070/20060070734.pdf [firstpage_image] =>[orig_patent_app_number] => 10959558 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/959558
System and method for determining forces on a load-bearing tool in a wellbore Oct 5, 2004 Abandoned
Array ( [id] => 40819 [patent_doc_number] => 07775270 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-08-17 [patent_title] => 'Spider with distributed gripping dies' [patent_app_type] => utility [patent_app_number] => 10/959278 [patent_app_country] => US [patent_app_date] => 2004-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2107 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/775/07775270.pdf [firstpage_image] =>[orig_patent_app_number] => 10959278 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/959278
Spider with distributed gripping dies Oct 4, 2004 Issued
Array ( [id] => 450176 [patent_doc_number] => 07246668 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-07-24 [patent_title] => 'Pressure actuated tubing safety valve' [patent_app_type] => utility [patent_app_number] => 10/957240 [patent_app_country] => US [patent_app_date] => 2004-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4808 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/246/07246668.pdf [firstpage_image] =>[orig_patent_app_number] => 10957240 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/957240
Pressure actuated tubing safety valve Sep 30, 2004 Issued
Array ( [id] => 5634434 [patent_doc_number] => 20060065407 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-30 [patent_title] => 'Apparatus and method for handling umbilical or control lines for tubing of a well' [patent_app_type] => utility [patent_app_number] => 10/954683 [patent_app_country] => US [patent_app_date] => 2004-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7815 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0065/20060065407.pdf [firstpage_image] =>[orig_patent_app_number] => 10954683 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/954683
Apparatus and method for handling umbilical or control lines for tubing of a well Sep 29, 2004 Abandoned
Array ( [id] => 99101 [patent_doc_number] => 07726399 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-01 [patent_title] => 'Method of enhancing hydraulic fracturing using ultra lightweight proppants' [patent_app_type] => utility [patent_app_number] => 10/954398 [patent_app_country] => US [patent_app_date] => 2004-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4701 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/726/07726399.pdf [firstpage_image] =>[orig_patent_app_number] => 10954398 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/954398
Method of enhancing hydraulic fracturing using ultra lightweight proppants Sep 29, 2004 Issued
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