Search

Christopher S. Bobish

Examiner (ID: 18742, Phone: (571)270-5289 , Office: P/3746 )

Most Active Art Unit
3746
Art Unit(s)
3746
Total Applications
1072
Issued Applications
618
Pending Applications
79
Abandoned Applications
388

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20678961 [patent_doc_number] => 20260117773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => COMPRESSOR AND REFRIGERATION APPARATUS [patent_app_type] => utility [patent_app_number] => 19/431866 [patent_app_country] => US [patent_app_date] => 2025-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4481 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19431866 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/431866
COMPRESSOR AND REFRIGERATION APPARATUS Dec 22, 2025 Pending
Array ( [id] => 20678986 [patent_doc_number] => 20260117798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-30 [patent_title] => DETACHABLE FAN ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/364462 [patent_app_country] => US [patent_app_date] => 2025-10-21 [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] => -9 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19364462 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/364462
DETACHABLE FAN ASSEMBLY Oct 20, 2025 Pending
Array ( [id] => 20692663 [patent_doc_number] => 20260124066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-07 [patent_title] => ACOUSTIC SILENCER FOR A URINE SUCTION SYSTEM [patent_app_type] => utility [patent_app_number] => 19/353151 [patent_app_country] => US [patent_app_date] => 2025-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3547 [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] => 19353151 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/353151
ACOUSTIC SILENCER FOR A URINE SUCTION SYSTEM Oct 7, 2025 Pending
Array ( [id] => 20628319 [patent_doc_number] => 20260092603 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-02 [patent_title] => PISTON INTENDED FOR A FLUID MACHINE AND PROVIDED WITH A SYSTEM FOR PRESSING SEALS, FLUID MACHINE COMPRISING SUCH A PISTON [patent_app_type] => utility [patent_app_number] => 19/341752 [patent_app_country] => US [patent_app_date] => 2025-09-26 [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] => -10 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19341752 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/341752
PISTON INTENDED FOR A FLUID MACHINE AND PROVIDED WITH A SYSTEM FOR PRESSING SEALS, FLUID MACHINE COMPRISING SUCH A PISTON Sep 25, 2025 Pending
Array ( [id] => 20473780 [patent_doc_number] => 20260015999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => TWO-STAGE PUMP AND METHOD OF OPERATION [patent_app_type] => utility [patent_app_number] => 19/332303 [patent_app_country] => US [patent_app_date] => 2025-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9854 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19332303 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/332303
TWO-STAGE PUMP AND METHOD OF OPERATION Sep 17, 2025 Pending
Array ( [id] => 20600745 [patent_doc_number] => 20260078752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-19 [patent_title] => COOLANT DISTRIBUTION UNIT SOFT START PUMP CONTROLS [patent_app_type] => utility [patent_app_number] => 19/332217 [patent_app_country] => US [patent_app_date] => 2025-09-18 [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] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19332217 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/332217
COOLANT DISTRIBUTION UNIT SOFT START PUMP CONTROLS Sep 17, 2025 Pending
Array ( [id] => 20569225 [patent_doc_number] => 20260063147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-03-05 [patent_title] => PUMP WITH BUSHING AND DAMPENER [patent_app_type] => utility [patent_app_number] => 19/319089 [patent_app_country] => US [patent_app_date] => 2025-09-04 [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] => -28 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19319089 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/319089
PUMP WITH BUSHING AND DAMPENER Sep 3, 2025 Pending
Array ( [id] => 20486505 [patent_doc_number] => 20260022703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-22 [patent_title] => AIR BLOWER [patent_app_type] => utility [patent_app_number] => 19/299291 [patent_app_country] => US [patent_app_date] => 2025-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 19299291 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/299291
AIR BLOWER Aug 12, 2025 Pending
Array ( [id] => 20873251 [patent_doc_number] => 20260218710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-07-30 [patent_title] => CONTRA ROTATING ELECTRIC SUBMERSIBLE PUMPING SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 19/141346 [patent_app_country] => US [patent_app_date] => 2024-04-16 [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] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19141346 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/141346
CONTRA ROTATING ELECTRIC SUBMERSIBLE PUMPING SYSTEMS AND METHODS Jun 19, 2025 Pending
Array ( [id] => 20857116 [patent_doc_number] => 20260210340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-07-23 [patent_title] => SHAPE MEMORY ALLOY-DRIVEN DOUBLE-HELICAL DUAL-VALVE-ACTION HYDRODYNAMIC DRIVE FOR SOFT ROBOTIC APPLICATIONS IN AQUEOUS ENVIRONMENTS [patent_app_type] => utility [patent_app_number] => 19/138974 [patent_app_country] => US [patent_app_date] => 2023-12-18 [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] => -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] => 19138974 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/138974
SHAPE MEMORY ALLOY-DRIVEN DOUBLE-HELICAL DUAL-VALVE-ACTION HYDRODYNAMIC DRIVE FOR SOFT ROBOTIC APPLICATIONS IN AQUEOUS ENVIRONMENTS Jun 12, 2025 Pending
Array ( [id] => 20207768 [patent_doc_number] => 20250277488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => THERMISTOR FLOW PATH [patent_app_type] => utility [patent_app_number] => 19/214178 [patent_app_country] => US [patent_app_date] => 2025-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2374 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19214178 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/214178
THERMISTOR FLOW PATH May 20, 2025 Pending
Array ( [id] => 20207764 [patent_doc_number] => 20250277484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-04 [patent_title] => MODULAR PUMP/MOTOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 19/210070 [patent_app_country] => US [patent_app_date] => 2025-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1215 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19210070 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/210070
MODULAR PUMP/MOTOR ASSEMBLY May 15, 2025 Pending
Array ( [id] => 20420776 [patent_doc_number] => 20250382861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => HYDRAULIC FRACTURING PUMPS TO ENHANCE FLOW OF FRACTURING FLUID INTO WELLHEADS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 19/193832 [patent_app_country] => US [patent_app_date] => 2025-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24331 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19193832 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/193832
HYDRAULIC FRACTURING PUMPS TO ENHANCE FLOW OF FRACTURING FLUID INTO WELLHEADS AND RELATED METHODS Apr 28, 2025 Pending
Array ( [id] => 20151139 [patent_doc_number] => 20250250977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => INSTRUMENTED FRACTURING PUMP SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 19/184697 [patent_app_country] => US [patent_app_date] => 2025-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 19184697 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/184697
INSTRUMENTED FRACTURING PUMP SYSTEMS AND METHODS Apr 20, 2025 Pending
Array ( [id] => 20763273 [patent_doc_number] => 20260160254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-11 [patent_title] => MAGNETIC PUMP WITH INNER MAGNETIC WHEEL STRUCTURE [patent_app_type] => utility [patent_app_number] => 19/183761 [patent_app_country] => US [patent_app_date] => 2025-04-18 [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] => -12 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19183761 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/183761
MAGNETIC PUMP WITH INNER MAGNETIC WHEEL STRUCTURE Apr 17, 2025 Pending
Array ( [id] => 20309816 [patent_doc_number] => 20250327445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => SYSTEMS AND METHODS FOR A GAS-DRIVEN COMPRESSOR [patent_app_type] => utility [patent_app_number] => 19/181646 [patent_app_country] => US [patent_app_date] => 2025-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3489 [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] => 19181646 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/181646
SYSTEMS AND METHODS FOR A GAS-DRIVEN COMPRESSOR Apr 16, 2025 Pending
Array ( [id] => 20445714 [patent_doc_number] => 20260002431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => PUMP ASSEMBLY FOR DELIVERY OF FRACTURE FLUID [patent_app_type] => utility [patent_app_number] => 19/078227 [patent_app_country] => US [patent_app_date] => 2025-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19078227 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/078227
PUMP ASSEMBLY FOR DELIVERY OF FRACTURE FLUID Mar 11, 2025 Pending
Array ( [id] => 20665419 [patent_doc_number] => 12607182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Strain-actuated microfluidic pump sensor [patent_app_type] => utility [patent_app_number] => 19/071580 [patent_app_country] => US [patent_app_date] => 2025-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 24 [patent_no_of_words] => 2993 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19071580 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/071580
Strain-actuated microfluidic pump sensor Mar 4, 2025 Issued
Array ( [id] => 20194209 [patent_doc_number] => 20250270919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => Gas Interference Detection and Control of Long-Stroke Pumping Unit Speed for Gas Interference Mitigation [patent_app_type] => utility [patent_app_number] => 19/059632 [patent_app_country] => US [patent_app_date] => 2025-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3689 [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] => 19059632 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/059632
Gas Interference Detection and Control of Long-Stroke Pumping Unit Speed for Gas Interference Mitigation Feb 20, 2025 Pending
Array ( [id] => 20100875 [patent_doc_number] => 20250230811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-17 [patent_title] => FLUID END [patent_app_type] => utility [patent_app_number] => 19/058442 [patent_app_country] => US [patent_app_date] => 2025-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 48490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19058442 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/058442
Fluid end Feb 19, 2025 Issued
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