Search

Steven A. Macdonald

Examiner (ID: 16090, Phone: (571)272-8763 , Office: P/3676 )

Most Active Art Unit
3674
Art Unit(s)
3676, 3674
Total Applications
809
Issued Applications
623
Pending Applications
59
Abandoned Applications
144

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20158754 [patent_doc_number] => 12385368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Shroud-embedded control line clamp [patent_app_type] => utility [patent_app_number] => 18/682979 [patent_app_country] => US [patent_app_date] => 2022-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18682979 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/682979
Shroud-embedded control line clamp Aug 29, 2022 Issued
Array ( [id] => 19004241 [patent_doc_number] => 20240068312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => MODIFIED CEMENT RETAINER WITH MILLING ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/897987 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3451 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17897987 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/897987
Modified cement retainer with milling assembly Aug 28, 2022 Issued
Array ( [id] => 19274857 [patent_doc_number] => 12024974 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-02 [patent_title] => Isolation and filtration object, system, and method [patent_app_type] => utility [patent_app_number] => 17/893413 [patent_app_country] => US [patent_app_date] => 2022-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2502 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17893413 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/893413
Isolation and filtration object, system, and method Aug 22, 2022 Issued
Array ( [id] => 19061173 [patent_doc_number] => 11940398 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Method to determine relative thermal maturity from porosities measured by quantitative imaging on uncleaned samples and GRI porosity measured on crushed cleaned samples [patent_app_type] => utility [patent_app_number] => 17/821108 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 7373 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17821108 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/821108
Method to determine relative thermal maturity from porosities measured by quantitative imaging on uncleaned samples and GRI porosity measured on crushed cleaned samples Aug 18, 2022 Issued
Array ( [id] => 18988422 [patent_doc_number] => 20240060391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => DELAYED OPENING FLUID COMMUNICATION VALVE [patent_app_type] => utility [patent_app_number] => 17/889467 [patent_app_country] => US [patent_app_date] => 2022-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4099 [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] => 17889467 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/889467
Delayed opening fluid communication valve Aug 16, 2022 Issued
Array ( [id] => 18268110 [patent_doc_number] => 20230089352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => Plug Assembly [patent_app_type] => utility [patent_app_number] => 17/883723 [patent_app_country] => US [patent_app_date] => 2022-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17883723 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/883723
Plug assembly Aug 8, 2022 Issued
Array ( [id] => 18955897 [patent_doc_number] => 20240044224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => DOWNHOLE CLEAN OUT TOOL [patent_app_type] => utility [patent_app_number] => 17/883144 [patent_app_country] => US [patent_app_date] => 2022-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5727 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17883144 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/883144
Downhole clean out tool Aug 7, 2022 Issued
Array ( [id] => 18021333 [patent_doc_number] => 20220372832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => TEMPORARY WELL ISOLATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/880384 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13632 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17880384 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/880384
Temporary well isolation device Aug 2, 2022 Issued
Array ( [id] => 19212010 [patent_doc_number] => 12001067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Method and system for detecting one or more properties, positioning, and minimizing tension of a waveguide [patent_app_type] => utility [patent_app_number] => 17/873933 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11717 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17873933 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/873933
Method and system for detecting one or more properties, positioning, and minimizing tension of a waveguide Jul 25, 2022 Issued
Array ( [id] => 18478681 [patent_doc_number] => 11692414 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Well tool device for opening and closing a fluid bore in a well [patent_app_type] => utility [patent_app_number] => 17/814403 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6682 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17814403 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/814403
Well tool device for opening and closing a fluid bore in a well Jul 21, 2022 Issued
Array ( [id] => 18718444 [patent_doc_number] => 11795780 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Electronic flow control node to aid gravel pack and eliminate wash pipe [patent_app_type] => utility [patent_app_number] => 17/814078 [patent_app_country] => US [patent_app_date] => 2022-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 17814 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 466 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17814078 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/814078
Electronic flow control node to aid gravel pack and eliminate wash pipe Jul 20, 2022 Issued
Array ( [id] => 17983239 [patent_doc_number] => 20220349275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => PRESSURE MANAGEMENT DEVICE FOR DRILLING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/864356 [patent_app_country] => US [patent_app_date] => 2022-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25544 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -50 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17864356 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/864356
Pressure management device for drilling system Jul 12, 2022 Issued
Array ( [id] => 17960699 [patent_doc_number] => 20220341279 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => WELL TREATMENT WITH BARRIER HAVING PLUG IN PLACE [patent_app_type] => utility [patent_app_number] => 17/861686 [patent_app_country] => US [patent_app_date] => 2022-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4669 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 17861686 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/861686
Well treatment with barrier having plug in place Jul 10, 2022 Issued
Array ( [id] => 19136122 [patent_doc_number] => 11971064 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Radial flow plunger lift lubricator [patent_app_type] => utility [patent_app_number] => 17/861620 [patent_app_country] => US [patent_app_date] => 2022-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 4135 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17861620 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/861620
Radial flow plunger lift lubricator Jul 10, 2022 Issued
Array ( [id] => 18302363 [patent_doc_number] => 11624257 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-04-11 [patent_title] => Modular downhole plug tool [patent_app_type] => utility [patent_app_number] => 17/852655 [patent_app_country] => US [patent_app_date] => 2022-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 23 [patent_no_of_words] => 5231 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17852655 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852655
Modular downhole plug tool Jul 10, 2022 Issued
Array ( [id] => 18110216 [patent_doc_number] => 20230003096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => MIXED ELEMENT SWELL PACKER SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/810394 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3745 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17810394 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/810394
Mixed element swell packer system and method Jun 30, 2022 Issued
Array ( [id] => 17946463 [patent_doc_number] => 20220333480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => ADVANCED INGROUND OPERATIONS, SYSTEM AND ASSOCIATED APPARATUS [patent_app_type] => utility [patent_app_number] => 17/855795 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21552 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17855795 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/855795
Advanced inground operations, system and associated apparatus Jun 30, 2022 Issued
Array ( [id] => 18355499 [patent_doc_number] => 11643893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-09 [patent_title] => Well tool anchor and associated methods [patent_app_type] => utility [patent_app_number] => 17/850212 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 6056 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17850212 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/850212
Well tool anchor and associated methods Jun 26, 2022 Issued
Array ( [id] => 19044033 [patent_doc_number] => 11933125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Resettable telescoping plug retrieving tool [patent_app_type] => utility [patent_app_number] => 17/849204 [patent_app_country] => US [patent_app_date] => 2022-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 7493 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17849204 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/849204
Resettable telescoping plug retrieving tool Jun 23, 2022 Issued
Array ( [id] => 19676481 [patent_doc_number] => 12188333 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Spacer window sleeve [patent_app_type] => utility [patent_app_number] => 17/833699 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 99 [patent_figures_cnt] => 99 [patent_no_of_words] => 22208 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17833699 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/833699
Spacer window sleeve Jun 5, 2022 Issued
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