Search

Christopher S. Bobish

Examiner (ID: 18624, Phone: (571)270-5289 , Office: P/3746 )

Most Active Art Unit
3746
Art Unit(s)
3746
Total Applications
1038
Issued Applications
598
Pending Applications
95
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19346041 [patent_doc_number] => 20240255004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => TURBOMACHINE WITH COOLANT JACKET AND TURBULATOR INSERT MEMBER [patent_app_type] => utility [patent_app_number] => 18/184756 [patent_app_country] => US [patent_app_date] => 2023-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5737 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18184756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184756
Turbomachine with coolant jacket and turbulator insert member Mar 15, 2023 Issued
Array ( [id] => 20357916 [patent_doc_number] => 12473904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Electrostatic micro-pump and a process to produce an electrostatic micro-pump [patent_app_type] => utility [patent_app_number] => 18/179055 [patent_app_country] => US [patent_app_date] => 2023-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 28 [patent_no_of_words] => 7256 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 615 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18179055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/179055
Electrostatic micro-pump and a process to produce an electrostatic micro-pump Mar 5, 2023 Issued
Array ( [id] => 19419044 [patent_doc_number] => 20240295167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => PACKING LUBRICATION SYSTEM FOR MULTIPLE PUMPING UNITS [patent_app_type] => utility [patent_app_number] => 18/117371 [patent_app_country] => US [patent_app_date] => 2023-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5269 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18117371 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117371
PACKING LUBRICATION SYSTEM FOR MULTIPLE PUMPING UNITS Mar 2, 2023 Pending
Array ( [id] => 19404465 [patent_doc_number] => 20240287976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => FLUID SYSTEM WITH A PROPPANT MIXING PUMP [patent_app_type] => utility [patent_app_number] => 18/175986 [patent_app_country] => US [patent_app_date] => 2023-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18175986 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/175986
FLUID SYSTEM WITH A PROPPANT MIXING PUMP Feb 27, 2023 Pending
Array ( [id] => 18498136 [patent_doc_number] => 20230220839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => MECHANICALLY DRIVEN MODULAR DIAPHRAGM PUMP [patent_app_type] => utility [patent_app_number] => 18/112033 [patent_app_country] => US [patent_app_date] => 2023-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7876 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18112033 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/112033
Mechanically driven modular diaphragm pump Feb 20, 2023 Issued
Array ( [id] => 18530865 [patent_doc_number] => 20230235936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => METHOD FOR OPERATING STATUS DETERMINATION OF A REFRIGERANT COMPRESSOR/EXPANDER [patent_app_type] => utility [patent_app_number] => 18/166019 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8067 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 18166019 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/166019
METHOD FOR OPERATING STATUS DETERMINATION OF A REFRIGERANT COMPRESSOR/EXPANDER Feb 7, 2023 Pending
Array ( [id] => 18971275 [patent_doc_number] => 20240051367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => PRE-PRESSURIZED SYSTEM WITH REVERSE ROTATION OF PUMP FOR VALVE ACTUATION [patent_app_type] => utility [patent_app_number] => 18/165430 [patent_app_country] => US [patent_app_date] => 2023-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18165430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/165430
Pre-pressurized system with reverse rotation of pump for valve actuation Feb 6, 2023 Issued
Array ( [id] => 18595519 [patent_doc_number] => 20230270307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => SUCTION DEVICE AND METHOD FOR OPERATING A SUCTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/105914 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105914
SUCTION DEVICE AND METHOD FOR OPERATING A SUCTION DEVICE Feb 5, 2023 Abandoned
Array ( [id] => 20008262 [patent_doc_number] => 20250146484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => ELECTRIC COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/835656 [patent_app_country] => US [patent_app_date] => 2023-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2242 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18835656 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/835656
ELECTRIC COMPRESSOR Jan 23, 2023 Pending
Array ( [id] => 18613128 [patent_doc_number] => 20230279864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => CONTROL DEVICE AND CONTROL METHOD FOR VACUUM PUMP [patent_app_type] => utility [patent_app_number] => 18/100183 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6659 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100183 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100183
CONTROL DEVICE AND CONTROL METHOD FOR VACUUM PUMP Jan 22, 2023 Pending
Array ( [id] => 19910763 [patent_doc_number] => 12286967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => High turn down ratio direct control for variable displacement pumps [patent_app_type] => utility [patent_app_number] => 18/096932 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096932
High turn down ratio direct control for variable displacement pumps Jan 12, 2023 Issued
Array ( [id] => 18392164 [patent_doc_number] => 20230160383 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => COMPRESSOR [patent_app_type] => utility [patent_app_number] => 18/090301 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18090301 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/090301
Compressor Dec 27, 2022 Issued
Array ( [id] => 18469746 [patent_doc_number] => 20230204030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Rotary Pump Conversion Unit for a Drywall Pump [patent_app_type] => utility [patent_app_number] => 18/089085 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089085 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089085
Rotary Pump Conversion Unit for a Drywall Pump Dec 26, 2022 Abandoned
Array ( [id] => 18336416 [patent_doc_number] => 20230128365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => SYSTEMS AND METHODS TO AUTONOMOUSLY OPERATE HYDRAULIC FRACTURING UNITS [patent_app_type] => utility [patent_app_number] => 18/087181 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18087181 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087181
Systems and methods to autonomously operate hydraulic fracturing units Dec 21, 2022 Issued
Array ( [id] => 18576047 [patent_doc_number] => 11732565 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing [patent_app_type] => utility [patent_app_number] => 18/064699 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 16467 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064699
Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing Dec 11, 2022 Issued
Array ( [id] => 18404681 [patent_doc_number] => 20230166032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => CAPACITANCE SENSING FOR COMPONENT POSITIONING DETECTION [patent_app_type] => utility [patent_app_number] => 18/059170 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7132 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18059170 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/059170
CAPACITANCE SENSING FOR COMPONENT POSITIONING DETECTION Nov 27, 2022 Pending
Array ( [id] => 19884692 [patent_doc_number] => 12270390 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Electric compressor [patent_app_type] => utility [patent_app_number] => 17/993354 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6901 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17993354 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/993354
Electric compressor Nov 22, 2022 Issued
Array ( [id] => 18392175 [patent_doc_number] => 20230160394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => IMPELLER FOR WATER PUMP [patent_app_type] => utility [patent_app_number] => 18/057149 [patent_app_country] => US [patent_app_date] => 2022-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18057149 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/057149
IMPELLER FOR WATER PUMP Nov 17, 2022 Abandoned
Array ( [id] => 18910847 [patent_doc_number] => 11873820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Water heater blower housing, impeller, and static tap system [patent_app_type] => utility [patent_app_number] => 17/989406 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 5176 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17989406 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/989406
Water heater blower housing, impeller, and static tap system Nov 16, 2022 Issued
Array ( [id] => 18576045 [patent_doc_number] => 11732563 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-22 [patent_title] => Hydraulic fracturing pumps to enhance flow of fracturing fluid into wellheads and related methods [patent_app_type] => utility [patent_app_number] => 17/989607 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 22 [patent_no_of_words] => 31009 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17989607 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/989607
Hydraulic fracturing pumps to enhance flow of fracturing fluid into wellheads and related methods Nov 16, 2022 Issued
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