Search

Stephen R. Burgdorf

Examiner (ID: 14682, Phone: (571)270-7328 , Office: P/2684 )

Most Active Art Unit
2684
Art Unit(s)
2684, 2612, 2685
Total Applications
616
Issued Applications
365
Pending Applications
51
Abandoned Applications
211

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19888407 [patent_doc_number] => 12274157 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-08 [patent_title] => Organic electroluminescent materials and devices [patent_app_type] => utility [patent_app_number] => 18/497730 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 16686 [patent_no_of_claims] => 19 [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] => 18497730 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/497730
Organic electroluminescent materials and devices Oct 29, 2023 Issued
Array ( [id] => 20271930 [patent_doc_number] => 12441699 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Organic electroluminescence device and amine compound for organic electroluminescence device [patent_app_type] => utility [patent_app_number] => 18/496738 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 8069 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18496738 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496738
Organic electroluminescence device and amine compound for organic electroluminescence device Oct 26, 2023 Issued
Array ( [id] => 20038205 [patent_doc_number] => 20250176427 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => NITROGEN-CONTAINING COMPOUND, ORGANIC ELECTROLUMINESCENT DEVICE, AND ELECTRONIC APPARATUS [patent_app_type] => utility [patent_app_number] => 18/870554 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5098 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18870554 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/870554
Nitrogen-containing compound, organic electroluminescent device, and electronic apparatus Sep 14, 2023 Issued
Array ( [id] => 18791252 [patent_doc_number] => 20230380265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => ORGANIC ELECTROLUMINESCENT DEVICES [patent_app_type] => utility [patent_app_number] => 18/364552 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13645 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18364552 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/364552
Organic electroluminescent devices Aug 2, 2023 Issued
Array ( [id] => 18770809 [patent_doc_number] => 20230365607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 18/352054 [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] => 29615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18352054 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/352054
Organic electroluminescent materials and devices Jul 12, 2023 Issued
Array ( [id] => 19826276 [patent_doc_number] => 12247041 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Organic electroluminescent materials and devices [patent_app_type] => utility [patent_app_number] => 18/340277 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 11149 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18340277 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340277
Organic electroluminescent materials and devices Jun 22, 2023 Issued
Array ( [id] => 18961263 [patent_doc_number] => 20240049590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 18/322617 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15360 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322617 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322617
Organic electroluminescent materials and devices May 23, 2023 Issued
Array ( [id] => 18698617 [patent_doc_number] => 20230329107 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 18/321074 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10757 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18321074 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/321074
Plurality of host materials and organic electroluminescent device comprising the same May 21, 2023 Issued
Array ( [id] => 18633660 [patent_doc_number] => 20230292589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 18/319759 [patent_app_country] => US [patent_app_date] => 2023-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18319759 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/319759
Organic electroluminescent materials and devices May 17, 2023 Issued
Array ( [id] => 19378340 [patent_doc_number] => 12069940 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Organometallic compound, organic light-emitting device including the same and electronic apparatus including the organic light-emitting device [patent_app_type] => utility [patent_app_number] => 18/311654 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 19526 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1583 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311654 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311654
Organometallic compound, organic light-emitting device including the same and electronic apparatus including the organic light-emitting device May 2, 2023 Issued
Array ( [id] => 18587738 [patent_doc_number] => 20230270003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 18/309912 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9705 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309912 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309912
Organic electroluminescent materials and devices Apr 30, 2023 Issued
Array ( [id] => 19638689 [patent_doc_number] => 12169294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-17 [patent_title] => LiDAR reflective fabric [patent_app_type] => utility [patent_app_number] => 18/136084 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 9412 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18136084 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/136084
LiDAR reflective fabric Apr 17, 2023 Issued
Array ( [id] => 19311654 [patent_doc_number] => 12037457 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Vapor-phase curing catalysis and passivation of siloxane resins in LED applications [patent_app_type] => utility [patent_app_number] => 18/135970 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 11462 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18135970 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/135970
Vapor-phase curing catalysis and passivation of siloxane resins in LED applications Apr 17, 2023 Issued
Array ( [id] => 19316010 [patent_doc_number] => 12041846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Organic electroluminescent materials and devices [patent_app_type] => utility [patent_app_number] => 18/301353 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 21937 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18301353 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301353
Organic electroluminescent materials and devices Apr 16, 2023 Issued
Array ( [id] => 18572711 [patent_doc_number] => 20230263049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 18/299870 [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] => 21257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 338 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18299870 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/299870
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Apr 12, 2023 Pending
Array ( [id] => 19371747 [patent_doc_number] => 12063852 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Organic electroluminescence device and monoamine compound for organic electroluminescence device [patent_app_type] => utility [patent_app_number] => 18/170157 [patent_app_country] => US [patent_app_date] => 2023-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8830 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18170157 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/170157
Organic electroluminescence device and monoamine compound for organic electroluminescence device Feb 15, 2023 Issued
Array ( [id] => 18442339 [patent_doc_number] => 20230189635 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/164486 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 1122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164486 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164486
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME Feb 2, 2023 Pending
Array ( [id] => 19367643 [patent_doc_number] => 12059706 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Methods for preparing coating compositions for protecting oilfield operational components [patent_app_type] => utility [patent_app_number] => 18/100124 [patent_app_country] => US [patent_app_date] => 2023-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 28 [patent_no_of_words] => 30757 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18100124 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/100124
Methods for preparing coating compositions for protecting oilfield operational components Jan 22, 2023 Issued
Array ( [id] => 19325953 [patent_doc_number] => 12043618 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device [patent_app_type] => utility [patent_app_number] => 18/096204 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 37 [patent_figures_cnt] => 92 [patent_no_of_words] => 34713 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096204 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096204
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device Jan 11, 2023 Issued
Array ( [id] => 19187946 [patent_doc_number] => 20240166859 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => RESIN COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/087757 [patent_app_country] => US [patent_app_date] => 2022-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3051 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18087757 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/087757
Resin composition Dec 21, 2022 Issued
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