Search

David C. Comstock

Examiner (ID: 2376)

Most Active Art Unit
3733
Art Unit(s)
3773, 3732, 3733
Total Applications
2079
Issued Applications
1595
Pending Applications
214
Abandoned Applications
320

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18361635 [patent_doc_number] => 20230143226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => EXPANDABLE INTERVERTEBRAL IMPLANT [patent_app_type] => utility [patent_app_number] => 18/149688 [patent_app_country] => US [patent_app_date] => 2023-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12342 [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] => 18149688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/149688
Expandable intervertebral implant Jan 3, 2023 Issued
Array ( [id] => 19938516 [patent_doc_number] => 12310627 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-27 [patent_title] => External fixation device [patent_app_type] => utility [patent_app_number] => 18/084698 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 23 [patent_no_of_words] => 4510 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084698 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084698
External fixation device Dec 19, 2022 Issued
Array ( [id] => 19729861 [patent_doc_number] => 12207845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Retractor, distractor, and camera system for cervical procedures [patent_app_type] => utility [patent_app_number] => 18/064790 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2323 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064790 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064790
Retractor, distractor, and camera system for cervical procedures Dec 11, 2022 Issued
Array ( [id] => 20300955 [patent_doc_number] => 12446924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Device and treatment of abnormal spine curvature [patent_app_type] => utility [patent_app_number] => 18/075350 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8632 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18075350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075350
Device and treatment of abnormal spine curvature Dec 4, 2022 Issued
Array ( [id] => 20300955 [patent_doc_number] => 12446924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Device and treatment of abnormal spine curvature [patent_app_type] => utility [patent_app_number] => 18/075350 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8632 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18075350 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/075350
Device and treatment of abnormal spine curvature Dec 4, 2022 Issued
Array ( [id] => 18732385 [patent_doc_number] => 11801101 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Spatial series-parallel pelvic fracture reduction robot [patent_app_type] => utility [patent_app_number] => 18/070818 [patent_app_country] => US [patent_app_date] => 2022-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4204 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18070818 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/070818
Spatial series-parallel pelvic fracture reduction robot Nov 28, 2022 Issued
Array ( [id] => 19225154 [patent_doc_number] => 12004783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Instrument for use in surgery [patent_app_type] => utility [patent_app_number] => 18/056637 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 30 [patent_no_of_words] => 10075 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18056637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/056637
Instrument for use in surgery Nov 16, 2022 Issued
Array ( [id] => 18241609 [patent_doc_number] => 20230073920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => MODULAR INTERBODY SPACER [patent_app_type] => utility [patent_app_number] => 17/986489 [patent_app_country] => US [patent_app_date] => 2022-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6978 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17986489 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/986489
Modular interbody spacer Nov 13, 2022 Issued
Array ( [id] => 18418269 [patent_doc_number] => 20230172726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => EXPANDABLE FUSION DEVICE WITH INTEGRATED DEPLOYABLE RETENTION SPIKES [patent_app_type] => utility [patent_app_number] => 18/053171 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13014 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18053171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/053171
Expandable fusion device with integrated deployable retention spikes Nov 6, 2022 Issued
Array ( [id] => 18418269 [patent_doc_number] => 20230172726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => EXPANDABLE FUSION DEVICE WITH INTEGRATED DEPLOYABLE RETENTION SPIKES [patent_app_type] => utility [patent_app_number] => 18/053171 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13014 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18053171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/053171
Expandable fusion device with integrated deployable retention spikes Nov 6, 2022 Issued
Array ( [id] => 18930682 [patent_doc_number] => 11883075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Device and surgical technique for foot surgery [patent_app_type] => utility [patent_app_number] => 17/980756 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 5432 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17980756 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/980756
Device and surgical technique for foot surgery Nov 3, 2022 Issued
Array ( [id] => 18946761 [patent_doc_number] => 11890033 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-06 [patent_title] => Spinal implant system and method [patent_app_type] => utility [patent_app_number] => 17/976163 [patent_app_country] => US [patent_app_date] => 2022-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 56 [patent_no_of_words] => 12827 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17976163 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/976163
Spinal implant system and method Oct 27, 2022 Issued
Array ( [id] => 19908997 [patent_doc_number] => 12285178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Systems and methods for intramedullary nail implantation [patent_app_type] => utility [patent_app_number] => 17/968337 [patent_app_country] => US [patent_app_date] => 2022-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 30 [patent_no_of_words] => 1084 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17968337 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/968337
Systems and methods for intramedullary nail implantation Oct 17, 2022 Issued
Array ( [id] => 18227130 [patent_doc_number] => 20230066124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => PIVOTAL BONE ANCHOR ASSEMBLY WITH BOTTOM LOADED SPHERICAL SHANK HEAD HAVING A PLANAR UPPER SURFACE [patent_app_type] => utility [patent_app_number] => 18/046990 [patent_app_country] => US [patent_app_date] => 2022-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15161 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046990
Pivotal bone anchor assembly with bottom loaded spherical shank head having a planar upper surface Oct 16, 2022 Issued
Array ( [id] => 19921289 [patent_doc_number] => 12295546 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Ear ailment diagnostic device and method [patent_app_type] => utility [patent_app_number] => 17/951750 [patent_app_country] => US [patent_app_date] => 2022-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17951750 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/951750
Ear ailment diagnostic device and method Sep 22, 2022 Issued
Array ( [id] => 18124553 [patent_doc_number] => 20230010165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => INTERVERTEBRAL SPINAL IMPLANT [patent_app_type] => utility [patent_app_number] => 17/933560 [patent_app_country] => US [patent_app_date] => 2022-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15930 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17933560 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/933560
Intervertebral spinal implant Sep 19, 2022 Issued
Array ( [id] => 18257064 [patent_doc_number] => 20230084104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => ILLUMINATED SCLERAL DEPRESSOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/932490 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17932490 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/932490
Illuminated scleral depressor assembly Sep 14, 2022 Issued
Array ( [id] => 18256700 [patent_doc_number] => 20230083740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => Intramedullary Bone Fixation Device For Ribs [patent_app_type] => utility [patent_app_number] => 17/931141 [patent_app_country] => US [patent_app_date] => 2022-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17931141 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/931141
Intramedullary bone fixation device for ribs Sep 11, 2022 Issued
Array ( [id] => 19018621 [patent_doc_number] => 20240074792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => SPINAL IMPLANT SYSTEM AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 17/903460 [patent_app_country] => US [patent_app_date] => 2022-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17903460 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/903460
Spinal implant system and methods of use Sep 5, 2022 Issued
Array ( [id] => 20254594 [patent_doc_number] => 12426927 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Split tower for a bone anchor [patent_app_type] => utility [patent_app_number] => 17/902332 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 3417 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902332 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902332
Split tower for a bone anchor Sep 1, 2022 Issued
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