Search

Hassan Mahmoudi

Supervisory Patent Examiner (ID: 5120, Phone: (571)272-4078 , Office: P/2163 )

Most Active Art Unit
2165
Art Unit(s)
2165, 2175, 2163, 2169
Total Applications
339
Issued Applications
225
Pending Applications
20
Abandoned Applications
96

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20272490 [patent_doc_number] => 12442264 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Borehole sand catcher [patent_app_type] => utility [patent_app_number] => 18/528633 [patent_app_country] => US [patent_app_date] => 2023-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 35 [patent_no_of_words] => 0 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18528633 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/528633
Borehole sand catcher Dec 3, 2023 Issued
Array ( [id] => 20272490 [patent_doc_number] => 12442264 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Borehole sand catcher [patent_app_type] => utility [patent_app_number] => 18/528633 [patent_app_country] => US [patent_app_date] => 2023-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 35 [patent_no_of_words] => 0 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18528633 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/528633
Borehole sand catcher Dec 3, 2023 Issued
Array ( [id] => 19034855 [patent_doc_number] => 20240084670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => A FLOW CONTROL DEVICE AND METHOD [patent_app_type] => utility [patent_app_number] => 18/518639 [patent_app_country] => US [patent_app_date] => 2023-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18518639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/518639
A FLOW CONTROL DEVICE AND METHOD Nov 23, 2023 Pending
Array ( [id] => 20173468 [patent_doc_number] => 12392202 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Down-the-hole drill hammer having a ribbed exhaust tube [patent_app_type] => utility [patent_app_number] => 18/484900 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484900 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/484900
Down-the-hole drill hammer having a ribbed exhaust tube Oct 10, 2023 Issued
Array ( [id] => 18940218 [patent_doc_number] => 20240035357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => MANIFOLD IMPLEMENTED IN MULTI-CHANNEL SYSTEM FOR CONTROLLING FLOW OF FLUIDS IN OIL WELL [patent_app_type] => utility [patent_app_number] => 18/483232 [patent_app_country] => US [patent_app_date] => 2023-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18483232 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/483232
MANIFOLD IMPLEMENTED IN MULTI-CHANNEL SYSTEM FOR CONTROLLING FLOW OF FLUIDS IN OIL WELL Oct 8, 2023 Pending
Array ( [id] => 18923754 [patent_doc_number] => 20240026758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => MATERIAL MESH FOR SCREENING FINES [patent_app_type] => utility [patent_app_number] => 18/478158 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3065 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18478158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/478158
MATERIAL MESH FOR SCREENING FINES Sep 28, 2023 Abandoned
Array ( [id] => 19580271 [patent_doc_number] => 12146372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => System and method for active centralization of downhole well tools [patent_app_type] => utility [patent_app_number] => 18/475928 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2774 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18475928 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/475928
System and method for active centralization of downhole well tools Sep 26, 2023 Issued
Array ( [id] => 19970091 [patent_doc_number] => 12338689 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-24 [patent_title] => Downhole wet-mate systems and methods using wet-mate deployment carrier [patent_app_type] => utility [patent_app_number] => 18/473364 [patent_app_country] => US [patent_app_date] => 2023-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18473364 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/473364
Downhole wet-mate systems and methods using wet-mate deployment carrier Sep 24, 2023 Issued
Array ( [id] => 20445708 [patent_doc_number] => 20260002425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => ACTUATION ASSEMBLY FOR AN ISOLATION VALVE [patent_app_type] => utility [patent_app_number] => 19/113924 [patent_app_country] => US [patent_app_date] => 2023-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19113924 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/113924
ACTUATION ASSEMBLY FOR AN ISOLATION VALVE Sep 20, 2023 Pending
Array ( [id] => 19817392 [patent_doc_number] => 20250075599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => FLUID FLOW CONTROL SYSTEM EMPLOYING A FLOW RESTRICTOR FOR CONTROL PRESSURE [patent_app_type] => utility [patent_app_number] => 18/461263 [patent_app_country] => US [patent_app_date] => 2023-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18461263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/461263
FLUID FLOW CONTROL SYSTEM EMPLOYING A FLOW RESTRICTOR FOR CONTROL PRESSURE Sep 4, 2023 Pending
Array ( [id] => 19333145 [patent_doc_number] => 20240247575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-25 [patent_title] => MODULAR FRACTURING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/239964 [patent_app_country] => US [patent_app_date] => 2023-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3628 [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] => 18239964 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/239964
MODULAR FRACTURING SYSTEM Aug 29, 2023 Abandoned
Array ( [id] => 18903370 [patent_doc_number] => 20240018855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => EXTERNAL RECIRCULATION FOR GAS LOCK RELIEF [patent_app_type] => utility [patent_app_number] => 18/221298 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2985 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18221298 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221298
External recirculation for gas lock relief Jul 11, 2023 Issued
Array ( [id] => 19326449 [patent_doc_number] => 12044119 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Environmental sensing wireline standoff [patent_app_type] => utility [patent_app_number] => 18/216339 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 5745 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18216339 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/216339
Environmental sensing wireline standoff Jun 28, 2023 Issued
Array ( [id] => 18709848 [patent_doc_number] => 20230332470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => DRILL BIT FOR DOWNHOLE ELECTROCRUSHING DRILLING [patent_app_type] => utility [patent_app_number] => 18/340709 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11456 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -41 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340709 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340709
Drill bit for downhole electrocrushing drilling Jun 22, 2023 Issued
Array ( [id] => 20025554 [patent_doc_number] => 20250163776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => DUAL SLEEVE VALVE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/834751 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18834751 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/834751
DUAL SLEEVE VALVE SYSTEM May 25, 2023 Pending
Array ( [id] => 20025554 [patent_doc_number] => 20250163776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => DUAL SLEEVE VALVE SYSTEM [patent_app_type] => utility [patent_app_number] => 18/834751 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18834751 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/834751
DUAL SLEEVE VALVE SYSTEM May 25, 2023 Pending
Array ( [id] => 18786717 [patent_doc_number] => 20230374888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => POWER SYSTEM FOR DOWNHOLE TOOLSTRING [patent_app_type] => utility [patent_app_number] => 18/202354 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 67591 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18202354 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202354
POWER SYSTEM FOR DOWNHOLE TOOLSTRING May 25, 2023 Issued
Array ( [id] => 19877412 [patent_doc_number] => 20250109669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => WELL RELATED INJECTION PRESSURE REGULATION METHODS AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/725282 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725282 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725282
WELL RELATED INJECTION PRESSURE REGULATION METHODS AND SYSTEMS May 22, 2023 Pending
Array ( [id] => 19877412 [patent_doc_number] => 20250109669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => WELL RELATED INJECTION PRESSURE REGULATION METHODS AND SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/725282 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5254 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725282 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725282
WELL RELATED INJECTION PRESSURE REGULATION METHODS AND SYSTEMS May 22, 2023 Pending
Array ( [id] => 20387014 [patent_doc_number] => 12486735 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Downhole tool, bottomhole assembly, and drilling method using same [patent_app_type] => utility [patent_app_number] => 18/320092 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18320092 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320092
Downhole tool, bottomhole assembly, and drilling method using same May 17, 2023 Issued
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