Search

Po-chih Chen

Examiner (ID: 13495, Phone: (571)270-7243 , Office: P/1626 )

Most Active Art Unit
1626
Art Unit(s)
1626, 1621
Total Applications
924
Issued Applications
609
Pending Applications
121
Abandoned Applications
231

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18937394 [patent_doc_number] => 20240032533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => TRIALKYL SULFONIUM SALTS [patent_app_type] => utility [patent_app_number] => 18/029754 [patent_app_country] => US [patent_app_date] => 2021-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18029754 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029754
TRIALKYL SULFONIUM SALTS Sep 30, 2021 Pending
Array ( [id] => 18709089 [patent_doc_number] => 20230331680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => NOVEL NAPHTHALIMIDE SULFONATE DERIVATIVE, AND PHOTOACID GENERATOR AND PHOTORESIST COMPOSITION WHICH COMPRISE SAME [patent_app_type] => utility [patent_app_number] => 18/028878 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7429 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18028878 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/028878
NOVEL NAPHTHALIMIDE SULFONATE DERIVATIVE, AND PHOTOACID GENERATOR AND PHOTORESIST COMPOSITION WHICH COMPRISE SAME Sep 28, 2021 Pending
Array ( [id] => 17561617 [patent_doc_number] => 20220125766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => METHODS FOR TREATING CONGENITAL DISORDERS OF GLYCOSYLATION [patent_app_type] => utility [patent_app_number] => 17/489149 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11015 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17489149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/489149
METHODS FOR TREATING CONGENITAL DISORDERS OF GLYCOSYLATION Sep 28, 2021 Abandoned
Array ( [id] => 17335944 [patent_doc_number] => 20220002275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => ENZYME INHIBITORS [patent_app_type] => utility [patent_app_number] => 17/480424 [patent_app_country] => US [patent_app_date] => 2021-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22670 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17480424 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/480424
ENZYME INHIBITORS Sep 20, 2021 Abandoned
Array ( [id] => 17486423 [patent_doc_number] => 20220093927 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => ASYMMETRIC METAL COMPLEX AS AN ACTIVE MATERIAL OF A FLOW BATTERY [patent_app_type] => utility [patent_app_number] => 17/479438 [patent_app_country] => US [patent_app_date] => 2021-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6117 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17479438 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/479438
Asymmetric metal complex as an active material of a flow battery Sep 19, 2021 Issued
Array ( [id] => 18808587 [patent_doc_number] => 20230382921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => Amorphous Form of Isoquinoline Derivative [patent_app_type] => utility [patent_app_number] => 18/245978 [patent_app_country] => US [patent_app_date] => 2021-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5760 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18245978 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/245978
Amorphous Form of Isoquinoline Derivative Sep 16, 2021 Pending
Array ( [id] => 17356734 [patent_doc_number] => 20220017530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => HETEROCYCLIC COMPOUND [patent_app_type] => utility [patent_app_number] => 17/475733 [patent_app_country] => US [patent_app_date] => 2021-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17475733 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/475733
Heterocyclic compound Sep 14, 2021 Issued
Array ( [id] => 19938827 [patent_doc_number] => 12310940 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Cell-permeable succinate compounds [patent_app_type] => utility [patent_app_number] => 17/474482 [patent_app_country] => US [patent_app_date] => 2021-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 22853 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 454 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17474482 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/474482
Cell-permeable succinate compounds Sep 13, 2021 Issued
Array ( [id] => 18878964 [patent_doc_number] => 20240002333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => LINEAR AND CYCLIC AROMATIC OLIGOAMIDES, METHODS OF MAKING SAME, AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 18/044977 [patent_app_country] => US [patent_app_date] => 2021-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18044977 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/044977
LINEAR AND CYCLIC AROMATIC OLIGOAMIDES, METHODS OF MAKING SAME, AND USES THEREOF Sep 12, 2021 Pending
Array ( [id] => 17335920 [patent_doc_number] => 20220002251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => HUMAN TLR8-SELECTIVE AGONISTS [patent_app_type] => utility [patent_app_number] => 17/472371 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 38922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17472371 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/472371
Human TLR8-selective agonists Sep 9, 2021 Issued
Array ( [id] => 17761425 [patent_doc_number] => 20220235037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => CRYSTALLINE FORMS OF A MAGL INHIBITOR [patent_app_type] => utility [patent_app_number] => 17/469535 [patent_app_country] => US [patent_app_date] => 2021-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 43353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17469535 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/469535
Crystalline forms of a MAGL inhibitor Sep 7, 2021 Issued
Array ( [id] => 18786011 [patent_doc_number] => 20230373937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => INHIBITORS OF SPINSTER HOMOLOG 2 (SPNS2) FOR USE IN THERAPY [patent_app_type] => utility [patent_app_number] => 18/044688 [patent_app_country] => US [patent_app_date] => 2021-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27862 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 18044688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/044688
INHIBITORS OF SPINSTER HOMOLOG 2 (SPNS2) FOR USE IN THERAPY Sep 7, 2021 Pending
Array ( [id] => 20480326 [patent_doc_number] => 12528797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Heterocyclic compounds for medical treatment [patent_app_type] => utility [patent_app_number] => 17/465583 [patent_app_country] => US [patent_app_date] => 2021-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26700 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 748 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17465583 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/465583
Heterocyclic compounds for medical treatment Sep 1, 2021 Issued
Array ( [id] => 19242003 [patent_doc_number] => 12012422 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Copper complexes for treatment of neurodegenerative disorders [patent_app_type] => utility [patent_app_number] => 17/458021 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 44 [patent_no_of_words] => 64664 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17458021 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/458021
Copper complexes for treatment of neurodegenerative disorders Aug 25, 2021 Issued
Array ( [id] => 19930370 [patent_doc_number] => 12303563 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Topical formulations and treatments [patent_app_type] => utility [patent_app_number] => 17/408792 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17408792 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/408792
Topical formulations and treatments Aug 22, 2021 Issued
Array ( [id] => 18692410 [patent_doc_number] => 20230322644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => ADDUCT COMPRISING AT LEAST A TRANSITION METAL AND AN ADDUCT OF A CARBON ALLOTROP AND A PYRROLIC COMPOUND [patent_app_type] => utility [patent_app_number] => 18/020976 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6671 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18020976 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020976
ADDUCT COMPRISING AT LEAST A TRANSITION METAL AND AN ADDUCT OF A CARBON ALLOTROP AND A PYRROLIC COMPOUND Aug 10, 2021 Pending
Array ( [id] => 19491609 [patent_doc_number] => 12110305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Prodrugs of phosphonamide nucleotide analogues and their pharmaceutical use [patent_app_type] => utility [patent_app_number] => 17/394630 [patent_app_country] => US [patent_app_date] => 2021-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 73812 [patent_no_of_claims] => 45 [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] => 17394630 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/394630
Prodrugs of phosphonamide nucleotide analogues and their pharmaceutical use Aug 4, 2021 Issued
Array ( [id] => 20227164 [patent_doc_number] => 12415807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => PKC inhibitor solid state forms [patent_app_type] => utility [patent_app_number] => 17/382901 [patent_app_country] => US [patent_app_date] => 2021-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 50 [patent_figures_cnt] => 50 [patent_no_of_words] => 24808 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17382901 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/382901
PKC inhibitor solid state forms Jul 21, 2021 Issued
Array ( [id] => 17990127 [patent_doc_number] => 20220356164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => 2-AMINOSELENOPHEN COMPOUNDS WITH ANTI-DRUG RESISTANT BACTERIA ACTIVITY AND A METHOD OF PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 17/378696 [patent_app_country] => US [patent_app_date] => 2021-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17378696 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/378696
2-AMINOSELENOPHEN COMPOUNDS WITH ANTI-DRUG RESISTANT BACTERIA ACTIVITY AND A METHOD OF PREPARING THE SAME Jul 16, 2021 Abandoned
Array ( [id] => 19354037 [patent_doc_number] => 12054466 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Compounds for the treatment of clostridium difficile infection [patent_app_type] => utility [patent_app_number] => 17/376522 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 12956 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 7 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17376522 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/376522
Compounds for the treatment of clostridium difficile infection Jul 14, 2021 Issued
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