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] => 19067947 [patent_doc_number] => 20240102373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => DOWNHOLE GAS SEPARATOR WITH CONCENTRIC SEPARATION RINGS [patent_app_type] => utility [patent_app_number] => 17/934516 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17934516 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/934516
DOWNHOLE GAS SEPARATOR WITH CONCENTRIC SEPARATION RINGS Sep 21, 2022 Abandoned
Array ( [id] => 19004266 [patent_doc_number] => 20240068337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => ARTIFICIAL LIFT SYSTEMS USING CAVITATION [patent_app_type] => utility [patent_app_number] => 17/822984 [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] => 4177 [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] => 17822984 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/822984
Artificial lift systems using cavitation Aug 28, 2022 Issued
Array ( [id] => 19609191 [patent_doc_number] => 12158059 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Running tool for a liner string [patent_app_type] => utility [patent_app_number] => 17/894790 [patent_app_country] => US [patent_app_date] => 2022-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 44 [patent_no_of_words] => 15701 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17894790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/894790
Running tool for a liner string Aug 23, 2022 Issued
Array ( [id] => 19572496 [patent_doc_number] => 20240376788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => DUAL TUBE DRILL STRING COMPONENTS [patent_app_type] => utility [patent_app_number] => 18/683652 [patent_app_country] => US [patent_app_date] => 2022-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8245 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18683652 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/683652
DUAL TUBE DRILL STRING COMPONENTS Aug 17, 2022 Abandoned
Array ( [id] => 19258494 [patent_doc_number] => 12018542 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Seal elements for annular control devices [patent_app_type] => utility [patent_app_number] => 17/890195 [patent_app_country] => US [patent_app_date] => 2022-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 22 [patent_no_of_words] => 5077 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17890195 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/890195
Seal elements for annular control devices Aug 16, 2022 Issued
Array ( [id] => 18955896 [patent_doc_number] => 20240044223 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Displaceable Shoe Track [patent_app_type] => utility [patent_app_number] => 17/881037 [patent_app_country] => US [patent_app_date] => 2022-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3431 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17881037 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/881037
Method of cementing casing using shoe track having displaceable valve component Aug 3, 2022 Issued
Array ( [id] => 18178480 [patent_doc_number] => 20230039209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => ADJUSTABLE REAMER [patent_app_type] => utility [patent_app_number] => 17/817534 [patent_app_country] => US [patent_app_date] => 2022-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7731 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17817534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/817534
Adjustable reamer Aug 3, 2022 Issued
Array ( [id] => 18726683 [patent_doc_number] => 20230340964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => SAND PROTECTION DEVICE FOR DOWNHOLE PUMP [patent_app_type] => utility [patent_app_number] => 17/879105 [patent_app_country] => US [patent_app_date] => 2022-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4129 [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] => 17879105 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/879105
Sand protection device for downhole pump Aug 1, 2022 Issued
Array ( [id] => 18932795 [patent_doc_number] => 11885203 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-01-30 [patent_title] => Wellbore casing scraper [patent_app_type] => utility [patent_app_number] => 17/877681 [patent_app_country] => US [patent_app_date] => 2022-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6503 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17877681 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/877681
Wellbore casing scraper Jul 28, 2022 Issued
Array ( [id] => 18818110 [patent_doc_number] => 20230392450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => CENTRALIZER WITH OPPOSING HOLLOW SPRING STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/815631 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14525 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815631 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815631
Centralizer with opposing hollow spring structure Jul 27, 2022 Issued
Array ( [id] => 17990731 [patent_doc_number] => 20220356768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => MULTI-DIAMETER THRUST CUPS [patent_app_type] => utility [patent_app_number] => 17/814941 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6368 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17814941 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/814941
MULTI-DIAMETER THRUST CUPS Jul 25, 2022 Abandoned
Array ( [id] => 18021345 [patent_doc_number] => 20220372844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => DOWNHOLE VALVE FOR PRODUCTION OR INJECTION [patent_app_type] => utility [patent_app_number] => 17/871696 [patent_app_country] => US [patent_app_date] => 2022-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17871696 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/871696
DOWNHOLE VALVE FOR PRODUCTION OR INJECTION Jul 21, 2022 Abandoned
Array ( [id] => 19135973 [patent_doc_number] => 11970909 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Drill bit of a ground drilling device with an enlargement of a receptacle for fastening an attachment thereto and method for producing same [patent_app_type] => utility [patent_app_number] => 17/856065 [patent_app_country] => US [patent_app_date] => 2022-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6848 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17856065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/856065
Drill bit of a ground drilling device with an enlargement of a receptacle for fastening an attachment thereto and method for producing same Jun 30, 2022 Issued
Array ( [id] => 18093839 [patent_doc_number] => 20220412180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => SLOT CUTTER SYSTEM AND OPERATIONS [patent_app_type] => utility [patent_app_number] => 17/809080 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17809080 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/809080
Slot cutter system and operations Jun 26, 2022 Issued
Array ( [id] => 19458152 [patent_doc_number] => 12098635 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Wellbore drilling and completion systems using laser head [patent_app_type] => utility [patent_app_number] => 17/845287 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6122 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845287 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845287
Wellbore drilling and completion systems using laser head Jun 20, 2022 Issued
Array ( [id] => 19412216 [patent_doc_number] => 12078025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Sub-surface plug release assembly [patent_app_type] => utility [patent_app_number] => 17/844467 [patent_app_country] => US [patent_app_date] => 2022-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 3708 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844467 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844467
Sub-surface plug release assembly Jun 19, 2022 Issued
Array ( [id] => 18058720 [patent_doc_number] => 20220389806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => DOWNHOLE GAS SEPARATOR [patent_app_type] => utility [patent_app_number] => 17/805769 [patent_app_country] => US [patent_app_date] => 2022-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 434 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17805769 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/805769
DOWNHOLE GAS SEPARATOR Jun 6, 2022 Abandoned
Array ( [id] => 19381652 [patent_doc_number] => 20240271522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => SYSTEM AND METHOD FOR POSITION AND ORIENTATION DETECTION OF A DOWNHOLE DEVICE [patent_app_type] => utility [patent_app_number] => 18/566815 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18566815 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/566815
System and method for position and orientation detection of a downhole device May 30, 2022 Issued
Array ( [id] => 18036914 [patent_doc_number] => 20220381129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => Downhole Sand Separating Apparatus with Erosion Resistant Centrifugal Separator [patent_app_type] => utility [patent_app_number] => 17/827056 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17827056 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827056
Downhole sand separating apparatus with erosion resistant centrifugal separator May 26, 2022 Issued
Array ( [id] => 17852566 [patent_doc_number] => 20220282608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => Variable Width Sand Bridge Inducer [patent_app_type] => utility [patent_app_number] => 17/751164 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2746 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17751164 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/751164
Variable width sand bridge inducer May 22, 2022 Issued
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