Search

David P. Carroll

Examiner (ID: 15161)

Most Active Art Unit
3674
Art Unit(s)
3676, 3674, 3672
Total Applications
776
Issued Applications
603
Pending Applications
44
Abandoned Applications
142

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19004250 [patent_doc_number] => 20240068321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => Extreme Temperature Retrievable Isolation Packer System [patent_app_type] => utility [patent_app_number] => 18/446685 [patent_app_country] => US [patent_app_date] => 2023-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4148 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18446685 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/446685
Extreme Temperature Retrievable Isolation Packer System Aug 8, 2023 Abandoned
Array ( [id] => 19004235 [patent_doc_number] => 20240068306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => CASING SHOE WITH FLOW OPERATED DIVERTER VALVE [patent_app_type] => utility [patent_app_number] => 18/366784 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4779 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18366784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/366784
Casing shoe with flow operated diverter valve Aug 7, 2023 Issued
Array ( [id] => 18754687 [patent_doc_number] => 20230358113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => DOWN-HOLE CHEMICAL HEATER AND METHODS OF OPERATING SUCH [patent_app_type] => utility [patent_app_number] => 18/224521 [patent_app_country] => US [patent_app_date] => 2023-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18224521 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/224521
Down-hole chemical heater and methods of operating such Jul 19, 2023 Issued
Array ( [id] => 19923441 [patent_doc_number] => 12297713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Pressure modulating multi-diameter thrust cup arrangement and positioning system [patent_app_type] => utility [patent_app_number] => 18/353662 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 3393 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18353662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/353662
Pressure modulating multi-diameter thrust cup arrangement and positioning system Jul 16, 2023 Issued
Array ( [id] => 20473713 [patent_doc_number] => 20260015932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => DOWNHOLE MILLING DISPLACEMENT MEASUREMENT AND CONTROL [patent_app_type] => utility [patent_app_number] => 18/993793 [patent_app_country] => US [patent_app_date] => 2023-07-13 [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] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18993793 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/993793
DOWNHOLE MILLING DISPLACEMENT MEASUREMENT AND CONTROL Jul 12, 2023 Pending
Array ( [id] => 19044028 [patent_doc_number] => 11933120 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-19 [patent_title] => Systems and methods to efficiently cool drilling mud [patent_app_type] => utility [patent_app_number] => 18/219024 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 13811 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18219024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/219024
Systems and methods to efficiently cool drilling mud Jul 5, 2023 Issued
Array ( [id] => 19793763 [patent_doc_number] => 12234699 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Inner tube assembly of drill tool and rope coring drill tool thereof [patent_app_type] => utility [patent_app_number] => 18/209496 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4845 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18209496 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209496
Inner tube assembly of drill tool and rope coring drill tool thereof Jun 13, 2023 Issued
Array ( [id] => 19778997 [patent_doc_number] => 12228021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Bottom tubing cap for downhole pump systems [patent_app_type] => utility [patent_app_number] => 18/201807 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4985 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201807 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201807
Bottom tubing cap for downhole pump systems May 24, 2023 Issued
Array ( [id] => 19778972 [patent_doc_number] => 12227996 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Snap latch or collet profile [patent_app_type] => utility [patent_app_number] => 18/718716 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 3574 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18718716 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/718716
Snap latch or collet profile May 16, 2023 Issued
Array ( [id] => 19884583 [patent_doc_number] => 12270279 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-08 [patent_title] => Downhole valve assemblies and methods of recirculating fluid using valve assemblies [patent_app_type] => utility [patent_app_number] => 18/198281 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8695 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18198281 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/198281
Downhole valve assemblies and methods of recirculating fluid using valve assemblies May 15, 2023 Issued
Array ( [id] => 19572507 [patent_doc_number] => 20240376799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => CONCENTRIC SMART WELL COMPLETION [patent_app_type] => utility [patent_app_number] => 18/316101 [patent_app_country] => US [patent_app_date] => 2023-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4510 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18316101 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/316101
Concentric smart well completion May 10, 2023 Issued
Array ( [id] => 19572502 [patent_doc_number] => 20240376794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => SYSTEM AND METHOD FOR MILLING PAST WELLBORE RESTRICTIONS [patent_app_type] => utility [patent_app_number] => 18/315635 [patent_app_country] => US [patent_app_date] => 2023-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18315635 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/315635
System and method for milling past wellbore restrictions May 10, 2023 Issued
Array ( [id] => 19551240 [patent_doc_number] => 12134940 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Wear resistant tubular members and systems and methods for producing the same [patent_app_type] => utility [patent_app_number] => 18/310690 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 6333 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18310690 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310690
Wear resistant tubular members and systems and methods for producing the same May 1, 2023 Issued
Array ( [id] => 18726556 [patent_doc_number] => 20230340837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => ROTARY CASING DRILL [patent_app_type] => utility [patent_app_number] => 18/139208 [patent_app_country] => US [patent_app_date] => 2023-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18139208 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/139208
Rotary casing drill Apr 24, 2023 Issued
Array ( [id] => 18726572 [patent_doc_number] => 20230340853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => OIL WELL STUFFING BOX [patent_app_type] => utility [patent_app_number] => 18/138358 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3550 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18138358 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/138358
Oil well stuffing box Apr 23, 2023 Issued
Array ( [id] => 19884582 [patent_doc_number] => 12270278 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => High pressure electrical connection [patent_app_type] => utility [patent_app_number] => 18/137225 [patent_app_country] => US [patent_app_date] => 2023-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4602 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18137225 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/137225
High pressure electrical connection Apr 19, 2023 Issued
Array ( [id] => 18552682 [patent_doc_number] => 20230250693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => DIRECTIONAL DRILLING TARGET STEERING APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/134542 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18134542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/134542
Directional drilling target steering apparatus and method Apr 12, 2023 Issued
Array ( [id] => 19492062 [patent_doc_number] => 12110761 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Hydrostatically insensitive testing and injection plug [patent_app_type] => utility [patent_app_number] => 18/131167 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 33 [patent_no_of_words] => 14816 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131167 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131167
Hydrostatically insensitive testing and injection plug Apr 4, 2023 Issued
Array ( [id] => 19480243 [patent_doc_number] => 20240328285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => EXTENDING THE LIFE OF DOWNHOLE RECHARGEABLE BATTERIES [patent_app_type] => utility [patent_app_number] => 18/193268 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7082 [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] => 18193268 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/193268
Extending the life of downhole rechargeable batteries Mar 29, 2023 Issued
Array ( [id] => 20187520 [patent_doc_number] => 12398628 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Using opposing charges to balance force [patent_app_type] => utility [patent_app_number] => 18/126733 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18126733 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/126733
Using opposing charges to balance force Mar 26, 2023 Issued
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