Search

David C. Comstock

Examiner (ID: 8684, Phone: (571)272-4710 , Office: P/3733 )

Most Active Art Unit
3733
Art Unit(s)
3773, 3732, 3733
Total Applications
2114
Issued Applications
1614
Pending Applications
211
Abandoned Applications
321

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20201444 [patent_doc_number] => 12404213 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Composition containing aggregate, binder, and water [patent_app_type] => utility [patent_app_number] => 18/005596 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 25 [patent_no_of_words] => 4598 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18005596 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005596
Composition containing aggregate, binder, and water Mar 30, 2021 Issued
Array ( [id] => 18117439 [patent_doc_number] => 11548820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-10 [patent_title] => Systems and methods for sprayable hemp-based compositions [patent_app_type] => utility [patent_app_number] => 17/206954 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3474 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17206954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/206954
Systems and methods for sprayable hemp-based compositions Mar 18, 2021 Issued
Array ( [id] => 18552331 [patent_doc_number] => 20230250340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => MODIFIED WOOD, MODIFICATION SOLUTION, METHOD OF MODIFICATION AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/911839 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17911839 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911839
MODIFIED WOOD, MODIFICATION SOLUTION, METHOD OF MODIFICATION AND USE THEREOF Mar 17, 2021 Pending
Array ( [id] => 18324501 [patent_doc_number] => 20230122629 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => METHOD FOR THE CONTROL OF VOLUME EXPANSION OF HYDRAULICALLY SETTING COMPOSITIONS COMPRISING STEEL MAKING SLAG [patent_app_type] => utility [patent_app_number] => 17/911117 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17911117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/911117
Method for the control of volume expansion of hydraulically setting compositions comprising steel making slag Mar 17, 2021 Issued
Array ( [id] => 18337208 [patent_doc_number] => 20230129157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => SEQUESTERING CARBON DIOXIDE INTO PRECURSORS OF BENDABLE ENGINEERED CEMENTITIOUS COMPOSITES [patent_app_type] => utility [patent_app_number] => 17/912727 [patent_app_country] => US [patent_app_date] => 2021-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15394 [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] => 17912727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/912727
Sequestering carbon dioxide into precursors of bendable engineered cementitious composites Mar 16, 2021 Issued
Array ( [id] => 17953415 [patent_doc_number] => 11479506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => Dry mix and concrete composition containing bed ash and related methods [patent_app_type] => utility [patent_app_number] => 17/201779 [patent_app_country] => US [patent_app_date] => 2021-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3830 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17201779 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/201779
Dry mix and concrete composition containing bed ash and related methods Mar 14, 2021 Issued
Array ( [id] => 18293779 [patent_doc_number] => 20230103465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => SANITARY FACILITY AND METHOD FOR MANUFACTURING SANITARY FACILITY [patent_app_type] => utility [patent_app_number] => 17/910089 [patent_app_country] => US [patent_app_date] => 2021-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7331 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17910089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910089
Sanitary facility and method for manufacturing sanitary facility Mar 11, 2021 Issued
Array ( [id] => 18269698 [patent_doc_number] => 20230090940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => HEAT AND FIRE RESISTANT GEOPOLYMER MATERIALS [patent_app_type] => utility [patent_app_number] => 17/909372 [patent_app_country] => US [patent_app_date] => 2021-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17909372 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/909372
HEAT AND FIRE RESISTANT GEOPOLYMER MATERIALS Mar 3, 2021 Pending
Array ( [id] => 18085660 [patent_doc_number] => 11535779 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-27 [patent_title] => Multi-functional anti-icing hydrogel materials and methods for controlling ice nucleation, growth and adhesion [patent_app_type] => utility [patent_app_number] => 17/185430 [patent_app_country] => US [patent_app_date] => 2021-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 40 [patent_no_of_words] => 10697 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17185430 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/185430
Multi-functional anti-icing hydrogel materials and methods for controlling ice nucleation, growth and adhesion Feb 24, 2021 Issued
Array ( [id] => 18478185 [patent_doc_number] => 11691915 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Concrete compositions and methods for producing same [patent_app_type] => utility [patent_app_number] => 17/181422 [patent_app_country] => US [patent_app_date] => 2021-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11596 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17181422 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/181422
Concrete compositions and methods for producing same Feb 21, 2021 Issued
Array ( [id] => 20372341 [patent_doc_number] => 12479763 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Methods for obtaining aggregates and/or powder-type mineral material utilizing process auxiliaries [patent_app_type] => utility [patent_app_number] => 17/795621 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9365 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17795621 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/795621
Methods for obtaining aggregates and/or powder-type mineral material utilizing process auxiliaries Feb 18, 2021 Issued
Array ( [id] => 17214355 [patent_doc_number] => 20210347692 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => CURABLE FORMULATIONS FOR STRUCTURAL AND NON-STRUCTURAL APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/180580 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19809 [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] => 17180580 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/180580
Curable formulations for structural and non-structural applications Feb 18, 2021 Issued
Array ( [id] => 17697005 [patent_doc_number] => 11370715 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Concrete hardener composition [patent_app_type] => utility [patent_app_number] => 17/178209 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3582 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17178209 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/178209
Concrete hardener composition Feb 16, 2021 Issued
Array ( [id] => 17036965 [patent_doc_number] => 20210253923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => BIOLOGICALLY-DERIVED DEICER [patent_app_type] => utility [patent_app_number] => 17/173080 [patent_app_country] => US [patent_app_date] => 2021-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16397 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17173080 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/173080
Biologically-derived deicer Feb 9, 2021 Issued
Array ( [id] => 17540917 [patent_doc_number] => 11306027 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Mixed shrinkage reducing agent for concrete and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/168277 [patent_app_country] => US [patent_app_date] => 2021-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5365 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17168277 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/168277
Mixed shrinkage reducing agent for concrete and preparation method thereof Feb 4, 2021 Issued
Array ( [id] => 18240513 [patent_doc_number] => 20230072824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => CARBON FIBER-REINFORCED METAKAOLIN-BASED GEOPOLYMER COMPOSITES [patent_app_type] => utility [patent_app_number] => 17/792502 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10673 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17792502 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/792502
Carbon fiber-reinforced metakaolin-based geopolymer composites Jan 28, 2021 Issued
Array ( [id] => 16839280 [patent_doc_number] => 20210147292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => POZZOLANIC COMPOSITIONS CONTAINING COAL ASH AND REMEDIATION AGENTS FOR USE IN CEMENTITIOUS MATERIALS [patent_app_type] => utility [patent_app_number] => 17/158172 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6707 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158172 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158172
Pozzolanic compositions containing coal ash and remediation agents for use in cementitious materials Jan 25, 2021 Issued
Array ( [id] => 17467746 [patent_doc_number] => 11274216 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-15 [patent_title] => Marine natural products-based TiO [patent_app_type] => utility [patent_app_number] => 17/158049 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 25 [patent_no_of_words] => 8401 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158049 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158049
Marine natural products-based TiO Jan 25, 2021 Issued
Array ( [id] => 18511236 [patent_doc_number] => 20230227361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => HIGH-TOUGHNESS GEOPOLYMER GROUTING MATERIAL MODIFIED BY ULTRA-HIGH WEIGHT FIBERS AND EMULSIFIED ASPHALT, PREPARATION AND APPLICATION [patent_app_type] => utility [patent_app_number] => 17/915490 [patent_app_country] => US [patent_app_date] => 2021-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4951 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17915490 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/915490
High-toughness geopolymer grouting material modified by ultra-high weight fibers and emulsified asphalt, preparation and application Jan 24, 2021 Issued
Array ( [id] => 18238717 [patent_doc_number] => 20230071028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => NANOPARTICLE POLYELECTROLYTE NETWORK FILMS AND METHODS OF MAKING SAME [patent_app_type] => utility [patent_app_number] => 17/794084 [patent_app_country] => US [patent_app_date] => 2021-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15612 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17794084 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/794084
NANOPARTICLE POLYELECTROLYTE NETWORK FILMS AND METHODS OF MAKING SAME Jan 21, 2021 Abandoned
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