Search

Norman Drew Richards

Supervisory Patent Examiner (ID: 8207, Phone: (571)272-1736 , Office: P/2800 )

Most Active Art Unit
2815
Art Unit(s)
2816, 2815, 2895, 2892
Total Applications
460
Issued Applications
345
Pending Applications
18
Abandoned Applications
101

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17045374 [patent_doc_number] => 11098544 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-24 [patent_title] => Downhole tool with long projecting extension [patent_app_type] => utility [patent_app_number] => 16/704343 [patent_app_country] => US [patent_app_date] => 2019-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3706 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16704343 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/704343
Downhole tool with long projecting extension Dec 4, 2019 Issued
Array ( [id] => 17635459 [patent_doc_number] => 11346177 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Repairable seal assemblies for oil and gas applications [patent_app_type] => utility [patent_app_number] => 16/702916 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6106 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16702916 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/702916
Repairable seal assemblies for oil and gas applications Dec 3, 2019 Issued
Array ( [id] => 17612288 [patent_doc_number] => 20220154567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => Method and System for Mining [patent_app_type] => utility [patent_app_number] => 17/433551 [patent_app_country] => US [patent_app_date] => 2019-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9288 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17433551 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433551
Method and system for mining Nov 28, 2019 Issued
Array ( [id] => 15994735 [patent_doc_number] => 20200173238 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => COMBINED MULTILATERAL WINDOW AND DEFLECTOR AND JUNCTION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/695559 [patent_app_country] => US [patent_app_date] => 2019-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4958 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16695559 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/695559
Combined multilateral window and deflector and junction system Nov 25, 2019 Issued
Array ( [id] => 18444895 [patent_doc_number] => 11680455 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-20 [patent_title] => Three axis vibrating device [patent_app_type] => utility [patent_app_number] => 16/682700 [patent_app_country] => US [patent_app_date] => 2019-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 26 [patent_no_of_words] => 10713 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16682700 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/682700
Three axis vibrating device Nov 12, 2019 Issued
Array ( [id] => 17178807 [patent_doc_number] => 11156042 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Piston-style drilling mud screen system and methods thereof [patent_app_type] => utility [patent_app_number] => 16/677084 [patent_app_country] => US [patent_app_date] => 2019-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 77 [patent_figures_cnt] => 91 [patent_no_of_words] => 77085 [patent_no_of_claims] => 81 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16677084 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/677084
Piston-style drilling mud screen system and methods thereof Nov 6, 2019 Issued
Array ( [id] => 16762914 [patent_doc_number] => 20210108495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => SLICK WATER VOLUMETRIC FRACTURING METHOD WITH LARGE LIQUID VOLUME, HIGH FLOW RATE, LARGE PREFLUSH AND LOW SAND RATIO [patent_app_type] => utility [patent_app_number] => 16/672468 [patent_app_country] => US [patent_app_date] => 2019-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16672468 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/672468
Slick water volumetric fracturing method with large liquid volume, high flow rate, large preflush and low sand ratio Nov 2, 2019 Issued
Array ( [id] => 18117977 [patent_doc_number] => 11549363 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Apparatus for verifying the inner diameter of tubulars forming a tubular string [patent_app_type] => utility [patent_app_number] => 16/754796 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 3976 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16754796 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/754796
Apparatus for verifying the inner diameter of tubulars forming a tubular string Oct 30, 2019 Issued
Array ( [id] => 17178811 [patent_doc_number] => 11156046 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-26 [patent_title] => Method for reducing stick-slip logging tools [patent_app_type] => utility [patent_app_number] => 16/668734 [patent_app_country] => US [patent_app_date] => 2019-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6310 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16668734 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/668734
Method for reducing stick-slip logging tools Oct 29, 2019 Issued
Array ( [id] => 16793498 [patent_doc_number] => 20210123315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => CASING HANGER ACTUATED LOAD SHOULDER [patent_app_type] => utility [patent_app_number] => 16/666893 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8855 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16666893 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/666893
Casing hanger actuated load shoulder Oct 28, 2019 Issued
Array ( [id] => 15867571 [patent_doc_number] => 20200141189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => POLYCRYSTALLINE DIAMOND COMPACT [patent_app_type] => utility [patent_app_number] => 16/667597 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12663 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16667597 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/667597
Polycrystalline diamond compact Oct 28, 2019 Issued
Array ( [id] => 16817295 [patent_doc_number] => 11002105 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-11 [patent_title] => Downhole tool with recessed buttons [patent_app_type] => utility [patent_app_number] => 16/662792 [patent_app_country] => US [patent_app_date] => 2019-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4453 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16662792 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/662792
Downhole tool with recessed buttons Oct 23, 2019 Issued
Array ( [id] => 16757095 [patent_doc_number] => 10975635 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-13 [patent_title] => Automated drilling rig system [patent_app_type] => utility [patent_app_number] => 16/661059 [patent_app_country] => US [patent_app_date] => 2019-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 38 [patent_no_of_words] => 9654 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16661059 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/661059
Automated drilling rig system Oct 22, 2019 Issued
Array ( [id] => 16793501 [patent_doc_number] => 20210123318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => DRILLABLE CEMENTING PLUG [patent_app_type] => utility [patent_app_number] => 16/661752 [patent_app_country] => US [patent_app_date] => 2019-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6834 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16661752 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/661752
Drillable cementing plug Oct 22, 2019 Issued
Array ( [id] => 15801445 [patent_doc_number] => 20200123865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => Multi-Cable Wireline Guide Systems and Methods [patent_app_type] => utility [patent_app_number] => 16/660061 [patent_app_country] => US [patent_app_date] => 2019-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16660061 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/660061
Multi-cable wireline guide systems and methods Oct 21, 2019 Issued
Array ( [id] => 17060575 [patent_doc_number] => 11105167 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Method and apparatus for generating fluid pressure pulses of adjustable amplitude [patent_app_type] => utility [patent_app_number] => 16/660349 [patent_app_country] => US [patent_app_date] => 2019-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 7275 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16660349 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/660349
Method and apparatus for generating fluid pressure pulses of adjustable amplitude Oct 21, 2019 Issued
Array ( [id] => 17075348 [patent_doc_number] => 11111736 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Connector ring [patent_app_type] => utility [patent_app_number] => 16/600924 [patent_app_country] => US [patent_app_date] => 2019-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6566 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16600924 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/600924
Connector ring Oct 13, 2019 Issued
Array ( [id] => 15769893 [patent_doc_number] => 20200115964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => INTERVENTION SYSTEM AND METHOD FOR OPERATING AN INTERVENTION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/599348 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4281 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599348 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599348
Intervention system and method for operating an intervention system Oct 10, 2019 Issued
Array ( [id] => 17120046 [patent_doc_number] => 11131170 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-28 [patent_title] => Electrical submersible pump completion in a lateral well [patent_app_type] => utility [patent_app_number] => 16/587512 [patent_app_country] => US [patent_app_date] => 2019-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2885 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16587512 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/587512
Electrical submersible pump completion in a lateral well Sep 29, 2019 Issued
Array ( [id] => 15682383 [patent_doc_number] => 20200095855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => Systems And Methods For Multi-Stage Well Stimulation [patent_app_type] => utility [patent_app_number] => 16/580872 [patent_app_country] => US [patent_app_date] => 2019-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6643 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16580872 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/580872
Systems and methods for multi-stage well stimulation Sep 23, 2019 Issued
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