
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |