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] => 17795911 [patent_doc_number] => 20220255003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => LIGHT EMITTING ELEMENT AND AMINE COMPOUND FOR THE SAME [patent_app_type] => utility [patent_app_number] => 17/588041 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17588041 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/588041
Light emitting element and amine compound for the same Jan 27, 2022 Issued
Array ( [id] => 17811196 [patent_doc_number] => 20220263031 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 17/584791 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17584791 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584791
ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS, AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME Jan 25, 2022 Pending
Array ( [id] => 20433376 [patent_doc_number] => 12503641 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Organic electroluminescent device, display panel and display device [patent_app_type] => utility [patent_app_number] => 17/580002 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3749 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17580002 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/580002
Organic electroluminescent device, display panel and display device Jan 19, 2022 Issued
Array ( [id] => 20433376 [patent_doc_number] => 12503641 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Organic electroluminescent device, display panel and display device [patent_app_type] => utility [patent_app_number] => 17/580002 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3749 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17580002 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/580002
Organic electroluminescent device, display panel and display device Jan 19, 2022 Issued
Array ( [id] => 17578751 [patent_doc_number] => 20220135606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/573237 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17573237 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/573237
Organic electroluminescent materials and devices Jan 10, 2022 Issued
Array ( [id] => 17833937 [patent_doc_number] => 20220271241 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/572747 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24068 [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] => 17572747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/572747
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Jan 10, 2022 Pending
Array ( [id] => 18636185 [patent_doc_number] => 11760770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Organic electroluminescent materials and devices [patent_app_type] => utility [patent_app_number] => 17/570093 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9381 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17570093 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/570093
Organic electroluminescent materials and devices Jan 5, 2022 Issued
Array ( [id] => 17795928 [patent_doc_number] => 20220255020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/569691 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17569691 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/569691
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Jan 5, 2022 Pending
Array ( [id] => 19339408 [patent_doc_number] => 12049587 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Polymerized alkali silicate gels for use in subterranean formations [patent_app_type] => utility [patent_app_number] => 17/564649 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 6104 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17564649 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564649
Polymerized alkali silicate gels for use in subterranean formations Dec 28, 2021 Issued
Array ( [id] => 19907883 [patent_doc_number] => 12284913 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Organic electroluminescent materials and devices [patent_app_type] => utility [patent_app_number] => 17/559306 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4638 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17559306 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559306
Organic electroluminescent materials and devices Dec 21, 2021 Issued
Array ( [id] => 17709124 [patent_doc_number] => 20220209132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => HETEROCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING SAME [patent_app_type] => utility [patent_app_number] => 17/557595 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8798 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 421 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17557595 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557595
Heterocyclic compound and organic electroluminescent device comprising same Dec 20, 2021 Issued
Array ( [id] => 17692637 [patent_doc_number] => 20220199930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => ORGANIC EL ELEMENT, ORGANIC EL DISPLAY PANEL, AND ORGANIC EL ELEMENT MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 17/557072 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11899 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17557072 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557072
ORGANIC EL ELEMENT, ORGANIC EL DISPLAY PANEL, AND ORGANIC EL ELEMENT MANUFACTURING METHOD Dec 20, 2021 Pending
Array ( [id] => 18256034 [patent_doc_number] => 20230083073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => HETEROCYCLIC COMPOUND, ORGANIC LIGHT EMITTING DEVICE COMPRISING THE SAME, METHOD FOR MANUFACTURING THE SAME AND COMPOSITION FOR ORGANIC MATERIAL LAYER OF ORGANIC LIGHT EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/552734 [patent_app_country] => US [patent_app_date] => 2021-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 399 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17552734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/552734
Heterocyclic compound, organic light emitting device comprising the same, method for manufacturing the same and composition for organic material layer of organic light emitting device Dec 15, 2021 Issued
Array ( [id] => 17709118 [patent_doc_number] => 20220209126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/551804 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16384 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551804 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551804
Organic light emitting diode and organic light emitting device including the same Dec 14, 2021 Issued
Array ( [id] => 17738327 [patent_doc_number] => 20220223789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/551077 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551077 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551077
Light-emitting device and electronic apparatus including the same Dec 13, 2021 Issued
Array ( [id] => 17738327 [patent_doc_number] => 20220223789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/551077 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17551077 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/551077
Light-emitting device and electronic apparatus including the same Dec 13, 2021 Issued
Array ( [id] => 20148464 [patent_doc_number] => 12382826 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Organic light emitting diode and organic light emitting device including the same [patent_app_type] => utility [patent_app_number] => 17/548158 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 10000 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 476 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17548158 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548158
Organic light emitting diode and organic light emitting device including the same Dec 9, 2021 Issued
Array ( [id] => 20240939 [patent_doc_number] => 12421247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Organic electroluminescent material and device thereof [patent_app_type] => utility [patent_app_number] => 17/547793 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 15431 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 613 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17547793 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/547793
Organic electroluminescent material and device thereof Dec 9, 2021 Issued
Array ( [id] => 20319329 [patent_doc_number] => 12457893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Organic electroluminescent device [patent_app_type] => utility [patent_app_number] => 17/547737 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 16872 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 820 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17547737 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/547737
Organic electroluminescent device Dec 9, 2021 Issued
Array ( [id] => 17657037 [patent_doc_number] => 20220177502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF [patent_app_type] => utility [patent_app_number] => 17/541857 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 555 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17541857 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/541857
ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF Dec 2, 2021 Issued
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