Search

Po-chih Chen

Examiner (ID: 15962, Phone: (571)270-7243 , Office: P/1626 )

Most Active Art Unit
1626
Art Unit(s)
1621, 1626
Total Applications
947
Issued Applications
619
Pending Applications
116
Abandoned Applications
237

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18535955 [patent_doc_number] => 20230241042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => USE OF PENEHYCLIDINE IN TREATMENT OR PREVENTION OF VISION-IMPAIRING EYE DISEASES [patent_app_type] => utility [patent_app_number] => 18/131963 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131963 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131963
USE OF PENEHYCLIDINE IN TREATMENT OR PREVENTION OF VISION-IMPAIRING EYE DISEASES Apr 6, 2023 Pending
Array ( [id] => 20771455 [patent_doc_number] => 12655114 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Ionizable lipid compounds and lipid nanoparticle compositions [patent_app_type] => utility [patent_app_number] => 18/296742 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 23 [patent_no_of_words] => 17495 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18296742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/296742
Ionizable lipid compounds and lipid nanoparticle compositions Apr 5, 2023 Issued
Array ( [id] => 18879045 [patent_doc_number] => 20240002414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Method of Making a Phosphite Ester [patent_app_type] => utility [patent_app_number] => 18/189516 [patent_app_country] => US [patent_app_date] => 2023-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 18189516 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/189516
Method of Making a Phosphite Ester Mar 23, 2023 Pending
Array ( [id] => 18739695 [patent_doc_number] => 20230348660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => ALKYL-LINKED POROUS PORPHYRIN POLYMER, AND METHOD OF SEPARATING GAS AND METHOD OF RECOVERING VALUABLE METAL USING SAME [patent_app_type] => utility [patent_app_number] => 18/183489 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18183489 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/183489
ALKYL-LINKED POROUS PORPHYRIN POLYMER, AND METHOD OF SEPARATING GAS AND METHOD OF RECOVERING VALUABLE METAL USING SAME Mar 13, 2023 Pending
Array ( [id] => 20024844 [patent_doc_number] => 20250163066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => PROTACs of MALT1 [patent_app_type] => utility [patent_app_number] => 18/840881 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 49761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 643 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18840881 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/840881
PROTACs of MALT1 Feb 23, 2023 Pending
Array ( [id] => 19020124 [patent_doc_number] => 20240076295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => BRM TARGETING COMPOUNDS AND ASSOCIATED METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/108045 [patent_app_country] => US [patent_app_date] => 2023-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 82159 [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] => 18108045 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/108045
BRM TARGETING COMPOUNDS AND ASSOCIATED METHODS OF USE Feb 9, 2023 Abandoned
Array ( [id] => 18582825 [patent_doc_number] => 20230265080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => MODULATORS OF ALPHA-1 ANTITRYPSIN [patent_app_type] => utility [patent_app_number] => 18/107786 [patent_app_country] => US [patent_app_date] => 2023-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 93478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18107786 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107786
MODULATORS OF ALPHA-1 ANTITRYPSIN Feb 8, 2023 Pending
Array ( [id] => 18420059 [patent_doc_number] => 20230174520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => 3-((Hetero-)Aryl)-Alkyl-8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives [patent_app_type] => utility [patent_app_number] => 18/103180 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 1036 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103180 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103180
3-((Hetero-)Aryl)-Alkyl-8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives Jan 29, 2023 Abandoned
Array ( [id] => 18435928 [patent_doc_number] => 20230183222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => 8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives [patent_app_type] => utility [patent_app_number] => 18/103371 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32665 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 1069 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103371 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103371
8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives Jan 29, 2023 Abandoned
Array ( [id] => 18420079 [patent_doc_number] => 20230174540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => 3-(Carboxymethyl)-8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives [patent_app_type] => utility [patent_app_number] => 18/103319 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 1297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18103319 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/103319
3-(Carboxymethyl)-8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives Jan 29, 2023 Abandoned
Array ( [id] => 18435890 [patent_doc_number] => 20230183184 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => 3-(Carboxyethyl)-8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives [patent_app_type] => utility [patent_app_number] => 18/102983 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26021 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [patent_words_short_claim] => 1340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18102983 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/102983
3-(Carboxyethyl)-8-Amino-2-Oxo-1,3-Diaza-Spiro-[4.5]-Decane Derivatives Jan 29, 2023 Abandoned
Array ( [id] => 20492575 [patent_doc_number] => 12534437 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Photoredox-catalyzed direct C--H functionalization of arenes [patent_app_type] => utility [patent_app_number] => 18/159647 [patent_app_country] => US [patent_app_date] => 2023-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 33699 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18159647 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/159647
Photoredox-catalyzed direct C--H functionalization of arenes Jan 24, 2023 Issued
Array ( [id] => 18649342 [patent_doc_number] => 20230295136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Analogs of Nitrofuran Antibiotics to Combat Resistance [patent_app_type] => utility [patent_app_number] => 18/155399 [patent_app_country] => US [patent_app_date] => 2023-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20318 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18155399 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/155399
Analogs of nitrofuran antibiotics to combat resistance Jan 16, 2023 Issued
Array ( [id] => 20022970 [patent_doc_number] => 20250161192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => COPOLYMER AND COSMETIC COMPOSITION CONTAINING SAID COPOLYMER [patent_app_type] => utility [patent_app_number] => 18/832631 [patent_app_country] => US [patent_app_date] => 2023-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7367 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18832631 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/832631
COPOLYMER AND COSMETIC COMPOSITION CONTAINING SAID COPOLYMER Jan 15, 2023 Pending
Array ( [id] => 19373848 [patent_doc_number] => 12065397 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Benzoate derivatives [patent_app_type] => utility [patent_app_number] => 18/154520 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9631 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18154520 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/154520
Benzoate derivatives Jan 12, 2023 Issued
Array ( [id] => 18365561 [patent_doc_number] => 20230147152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-11 [patent_title] => PHOTOELECTRIC CONVERSION ELEMENT, IMAGING ELEMENT, OPTICAL SENSOR, AND COMPOUND [patent_app_type] => utility [patent_app_number] => 18/145019 [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] => 13769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18145019 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/145019
PHOTOELECTRIC CONVERSION ELEMENT, IMAGING ELEMENT, OPTICAL SENSOR, AND COMPOUND Dec 21, 2022 Pending
Array ( [id] => 18336183 [patent_doc_number] => 20230128132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => METHODS OF TREATING PROSTATE CANCER [patent_app_type] => utility [patent_app_number] => 18/085869 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085869 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085869
METHODS OF TREATING PROSTATE CANCER Dec 20, 2022 Abandoned
Array ( [id] => 20420203 [patent_doc_number] => 20250382288 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => 8-AZA QUINAZOLINES AS BRAIN-PENETRANT SOS1-INHIBITORS [patent_app_type] => utility [patent_app_number] => 18/722002 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18380 [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] => 18722002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/722002
8-AZA QUINAZOLINES AS BRAIN-PENETRANT SOS1-INHIBITORS Dec 20, 2022 Pending
Array ( [id] => 18987717 [patent_doc_number] => 20240059686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => COMPOUNDS AND METHODS FOR THE TARGETED DEGRADATION OF THE ANDROGEN RECEPTOR [patent_app_type] => utility [patent_app_number] => 18/085500 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 63539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18085500 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/085500
COMPOUNDS AND METHODS FOR THE TARGETED DEGRADATION OF THE ANDROGEN RECEPTOR Dec 19, 2022 Pending
Array ( [id] => 19692769 [patent_doc_number] => 20250011314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => MICROBIOCIDAL PYRAZOLE DERIVATIVES [patent_app_type] => utility [patent_app_number] => 18/720847 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26158 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18720847 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/720847
MICROBIOCIDAL PYRAZOLE DERIVATIVES Dec 12, 2022 Pending
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