Search

Khai N. Nguyen

Examiner (ID: 9697, Phone: (571)270-3141 , Office: P/2652 )

Most Active Art Unit
2652
Art Unit(s)
2614, 2652
Total Applications
777
Issued Applications
680
Pending Applications
6
Abandoned Applications
96

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17840981 [patent_doc_number] => 20220278287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/741954 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16178 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17741954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/741954
Organic electroluminescent materials and devices May 10, 2022 Issued
Array ( [id] => 18081398 [patent_doc_number] => 20220407010 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 17/741013 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17741013 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/741013
COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE May 9, 2022 Pending
Array ( [id] => 18123055 [patent_doc_number] => 20230008665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/662434 [patent_app_country] => US [patent_app_date] => 2022-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17662434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/662434
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES May 8, 2022 Pending
Array ( [id] => 18145135 [patent_doc_number] => 20230018990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/727951 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18889 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17727951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/727951
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Apr 24, 2022 Pending
Array ( [id] => 18296227 [patent_doc_number] => 20230105913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => CONDENSED CYCLIC COMPOUND, ORGANIC LIGHT EMITTING DEVICE INCLUDING CONDENSED CYCLIC COMPOUND, AND ELECTRONIC APPARATUS INCLUDING ORGANIC LIGHT EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/725937 [patent_app_country] => US [patent_app_date] => 2022-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27951 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 922 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17725937 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/725937
CONDENSED CYCLIC COMPOUND, ORGANIC LIGHT EMITTING DEVICE INCLUDING CONDENSED CYCLIC COMPOUND, AND ELECTRONIC APPARATUS INCLUDING ORGANIC LIGHT EMITTING DEVICE Apr 20, 2022 Pending
Array ( [id] => 17949728 [patent_doc_number] => 20220336747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/657362 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17657362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/657362
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Mar 30, 2022 Pending
Array ( [id] => 17960029 [patent_doc_number] => 20220340609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/656234 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17656234 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/656234
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Mar 23, 2022 Pending
Array ( [id] => 17723699 [patent_doc_number] => 20220216421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/692444 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7317 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692444 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692444
Organic electroluminescent materials and devices Mar 10, 2022 Issued
Array ( [id] => 17901262 [patent_doc_number] => 20220310924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => POLYCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/692774 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 629 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17692774 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/692774
POLYCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME Mar 10, 2022 Pending
Array ( [id] => 17901278 [patent_doc_number] => 20220310940 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [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] => 17/690280 [patent_app_country] => US [patent_app_date] => 2022-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23963 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 1473 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17690280 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/690280
ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE ORGANIC LIGHT-EMITTING DEVICE Mar 8, 2022 Pending
Array ( [id] => 18324083 [patent_doc_number] => 20230122211 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [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] => 17/685695 [patent_app_country] => US [patent_app_date] => 2022-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14093 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 1417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17685695 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/685695
ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE ORGANIC LIGHT-EMITTING DEVICE Mar 2, 2022 Pending
Array ( [id] => 17897007 [patent_doc_number] => 20220306669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES [patent_app_type] => utility [patent_app_number] => 17/653144 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17653144 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/653144
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Mar 1, 2022 Pending
Array ( [id] => 17964019 [patent_doc_number] => 20220344600 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND [patent_app_type] => utility [patent_app_number] => 17/683671 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24924 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 1292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17683671 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683671
ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND Feb 28, 2022 Pending
Array ( [id] => 17583396 [patent_doc_number] => 20220140251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE AND COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/569012 [patent_app_country] => US [patent_app_date] => 2022-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8511 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17569012 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/569012
COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE AND COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE Jan 4, 2022 Abandoned
Array ( [id] => 17753027 [patent_doc_number] => 20220231232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => ORGANIC ELECTROLUMINESCENT DEVICE [patent_app_type] => utility [patent_app_number] => 17/564776 [patent_app_country] => US [patent_app_date] => 2021-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14947 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 719 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17564776 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/564776
ORGANIC ELECTROLUMINESCENT DEVICE Dec 28, 2021 Pending
Array ( [id] => 18113114 [patent_doc_number] => 20230005994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/556031 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17556031 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/556031
DISPLAY APPARATUS Dec 19, 2021 Pending
Array ( [id] => 20532155 [patent_doc_number] => 12550608 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Organic light emitting diode and organic light emitting device including the same [patent_app_type] => utility [patent_app_number] => 17/554448 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 10976 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 428 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17554448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/554448
Organic light emitting diode and organic light emitting device including the same Dec 16, 2021 Issued
Array ( [id] => 20582991 [patent_doc_number] => 12575253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Organic light-emitting diode and display device using same [patent_app_type] => utility [patent_app_number] => 17/549660 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 6838 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17549660 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/549660
Organic light-emitting diode and display device using same Dec 12, 2021 Issued
Array ( [id] => 18396908 [patent_doc_number] => 20230165129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => WIDE BANDGAP PEROVSKITE QUANTUM DOTS IN A PEROVSKITE MATRIX AND PROCESS FOR PREPARING SAME [patent_app_type] => utility [patent_app_number] => 17/532543 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7709 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17532543 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/532543
WIDE BANDGAP PEROVSKITE QUANTUM DOTS IN A PEROVSKITE MATRIX AND PROCESS FOR PREPARING SAME Nov 21, 2021 Pending
Array ( [id] => 17630945 [patent_doc_number] => 20220165960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => HETEROCYCLIC COMPOUND, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE [patent_app_type] => utility [patent_app_number] => 17/527396 [patent_app_country] => US [patent_app_date] => 2021-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 956 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17527396 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/527396
HETEROCYCLIC COMPOUND, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE Nov 15, 2021 Pending
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