Search

Daniel P. Stephenson

Examiner (ID: 10464, Phone: (571)272-7035 , Office: P/3676 )

Most Active Art Unit
3676
Art Unit(s)
3673, 3676, 3672
Total Applications
1997
Issued Applications
1667
Pending Applications
111
Abandoned Applications
237

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13983693 [patent_doc_number] => 20190061004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => CUTTING ELEMENTS AND METHODS FOR FABRICATING DIAMOND COMPACTS AND CUTTING ELEMENTS WITH FUNCTIONALIZED NANOPARTICLES [patent_app_type] => utility [patent_app_number] => 15/692323 [patent_app_country] => US [patent_app_date] => 2017-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15692323 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/692323
Cutting elements and methods for fabricating diamond compacts and cutting elements with functionalized nanoparticles Aug 30, 2017 Issued
Array ( [id] => 13988003 [patent_doc_number] => 20190063159 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => EARTH BORING TOOLS HAVING FIXED BLADES AND ROTATABLE CUTTING STRUCTURES AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 15/691219 [patent_app_country] => US [patent_app_date] => 2017-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15691219 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/691219
Earth boring tools having fixed blades and rotatable cutting structures and related methods Aug 29, 2017 Issued
Array ( [id] => 14535479 [patent_doc_number] => 20190203361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => CORROSION INHIBITOR, WELL, PIPELINE, AND METHOD FOR FORMING ANTICORROSION FILM [patent_app_type] => utility [patent_app_number] => 16/326879 [patent_app_country] => US [patent_app_date] => 2017-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16326879 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/326879
Corrosion inhibitor, well, pipeline, and method for forming anticorrosion film Aug 21, 2017 Issued
Array ( [id] => 13289877 [patent_doc_number] => 10156120 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-18 [patent_title] => System and method for downhole operations [patent_app_type] => utility [patent_app_number] => 15/673448 [patent_app_country] => US [patent_app_date] => 2017-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 45 [patent_figures_cnt] => 89 [patent_no_of_words] => 20711 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15673448 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/673448
System and method for downhole operations Aug 9, 2017 Issued
Array ( [id] => 17135326 [patent_doc_number] => 11136874 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Solid particle separation in oil and/or gas production [patent_app_type] => utility [patent_app_number] => 16/325229 [patent_app_country] => US [patent_app_date] => 2017-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4290 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16325229 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/325229
Solid particle separation in oil and/or gas production Jul 17, 2017 Issued
Array ( [id] => 17845340 [patent_doc_number] => 11434697 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-06 [patent_title] => Prediction of cutting size and shape generated by a drill bit [patent_app_type] => utility [patent_app_number] => 16/493362 [patent_app_country] => US [patent_app_date] => 2017-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 15519 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16493362 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/493362
Prediction of cutting size and shape generated by a drill bit Jun 20, 2017 Issued
Array ( [id] => 11964153 [patent_doc_number] => 20170268305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-21 [patent_title] => 'REMOTELY-ACTUATED HIGH PRESSURE SEALS FOR WELLHEAD PRESSURE CONTROL FITTINGS' [patent_app_type] => utility [patent_app_number] => 15/615549 [patent_app_country] => US [patent_app_date] => 2017-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 17008 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15615549 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/615549
Remotely-actuated high pressure seals for wellhead pressure control fittings Jun 5, 2017 Issued
Array ( [id] => 14898279 [patent_doc_number] => 20190292905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => METHOD OF MONITORING A RESERVOIR [patent_app_type] => utility [patent_app_number] => 16/302888 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 16302888 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/302888
Method of monitoring a reservoir May 25, 2017 Issued
Array ( [id] => 12092721 [patent_doc_number] => 20170349814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-07 [patent_title] => 'SPHERICAL HIGH TEMPERATURE HIGH CLOSURE TOLERANT CASHEW NUT SHELL LIQUID BASED PROPPANT, METHODS OF MANUFACTURE, AND USES THEREOF' [patent_app_type] => utility [patent_app_number] => 15/593801 [patent_app_country] => US [patent_app_date] => 2017-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6123 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15593801 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/593801
Spherical high temperature high closure tolerant cashew nut shell liquid based proppant, methods of manufacture, and uses thereof May 11, 2017 Issued
Array ( [id] => 12024272 [patent_doc_number] => 20170314371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-02 [patent_title] => 'COUPLINGS FOR EXPANDABLE TUBULAR' [patent_app_type] => utility [patent_app_number] => 15/592642 [patent_app_country] => US [patent_app_date] => 2017-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2549 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15592642 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/592642
Couplings for expandable tubular May 10, 2017 Issued
Array ( [id] => 13553129 [patent_doc_number] => 20180328112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-15 [patent_title] => HIGH TRIP RATE DRILLING RIG [patent_app_type] => utility [patent_app_number] => 15/770854 [patent_app_country] => US [patent_app_date] => 2017-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23708 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -45 [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] => 15770854 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/770854
High trip rate drilling rig Apr 30, 2017 Issued
Array ( [id] => 15513813 [patent_doc_number] => 10563486 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-18 [patent_title] => Screen assembly for a resource exploration system [patent_app_type] => utility [patent_app_number] => 15/494065 [patent_app_country] => US [patent_app_date] => 2017-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 3973 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15494065 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/494065
Screen assembly for a resource exploration system Apr 20, 2017 Issued
Array ( [id] => 16591052 [patent_doc_number] => 10900303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Magnetic gradient drilling [patent_app_type] => utility [patent_app_number] => 16/089650 [patent_app_country] => US [patent_app_date] => 2017-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4508 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16089650 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/089650
Magnetic gradient drilling Mar 30, 2017 Issued
Array ( [id] => 14133153 [patent_doc_number] => 20190100966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => EQUIPMENT STRING COMMUNICATION AND STEERING [patent_app_type] => utility [patent_app_number] => 16/088890 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10164 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16088890 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/088890
Equipment string communication and steering Mar 26, 2017 Issued
Array ( [id] => 12227882 [patent_doc_number] => 09915117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-13 [patent_title] => 'Fluid pulse valve' [patent_app_type] => utility [patent_app_number] => 15/467389 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3238 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15467389 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/467389
Fluid pulse valve Mar 22, 2017 Issued
Array ( [id] => 11706952 [patent_doc_number] => 20170175451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-22 [patent_title] => 'HOLE OPENER AND METHOD FOR DRILLING' [patent_app_type] => utility [patent_app_number] => 15/446599 [patent_app_country] => US [patent_app_date] => 2017-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3871 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15446599 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/446599
HOLE OPENER AND METHOD FOR DRILLING Feb 28, 2017 Abandoned
Array ( [id] => 15024673 [patent_doc_number] => 20190323341 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => Detecting a Screen-Out in a Wellbore Using an Acoustic Signal [patent_app_type] => utility [patent_app_number] => 16/470330 [patent_app_country] => US [patent_app_date] => 2017-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16470330 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/470330
Detecting a screen-out in a wellbore using an acoustic signal Jan 17, 2017 Issued
Array ( [id] => 14994927 [patent_doc_number] => 20190316421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-17 [patent_title] => DRILLING RIG [patent_app_type] => utility [patent_app_number] => 16/470075 [patent_app_country] => US [patent_app_date] => 2017-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16470075 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/470075
Drilling rig Jan 15, 2017 Issued
Array ( [id] => 11604748 [patent_doc_number] => 20170122049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-04 [patent_title] => 'DOWNHOLE TOOL AND SYSTEM, AND METHOD OF USE' [patent_app_type] => utility [patent_app_number] => 15/393215 [patent_app_country] => US [patent_app_date] => 2016-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 27876 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15393215 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/393215
Downhole tool and system, and method of use Dec 27, 2016 Issued
Array ( [id] => 11604746 [patent_doc_number] => 20170122048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-04 [patent_title] => 'DOWNHOLE TOOL AND METHOD OF USE' [patent_app_type] => utility [patent_app_number] => 15/390760 [patent_app_country] => US [patent_app_date] => 2016-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 17632 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15390760 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/390760
Downhole tool and method of use Dec 26, 2016 Issued
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