Search

Changhwa J. Cheu

Examiner (ID: 19221, Phone: (571)272-0814 , Office: P/1678 )

Most Active Art Unit
1678
Art Unit(s)
1641, 1678, 1677
Total Applications
1736
Issued Applications
1112
Pending Applications
174
Abandoned Applications
494

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17387045 [patent_doc_number] => 20220034897 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => ASSAYS FOR DETECTING MODIFIED COMPOUNDS [patent_app_type] => utility [patent_app_number] => 17/501143 [patent_app_country] => US [patent_app_date] => 2021-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11180 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17501143 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/501143
Assays for detecting modified compounds Oct 13, 2021 Issued
Array ( [id] => 17371361 [patent_doc_number] => 20220026413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => Biosensor for Male Infertility [patent_app_type] => utility [patent_app_number] => 17/492331 [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] => 12425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17492331 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/492331
Biosensor for male infertility Sep 30, 2021 Issued
17/492372 METHOD FOR DETERMINING A CONCENTRATION OF N-TERMINAL PRO-HORMONE BNP (NT-PROBNP) IN A SAMPLE Sep 30, 2021
Array ( [id] => 17344991 [patent_doc_number] => 20220011322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => METHOD AND KIT FOR THE DETECTION OF PANCREATIC DYSFUNCTION [patent_app_type] => utility [patent_app_number] => 17/487089 [patent_app_country] => US [patent_app_date] => 2021-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19043 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17487089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/487089
Method and kit for the detection of pancreatic dysfunction Sep 27, 2021 Issued
Array ( [id] => 18719203 [patent_doc_number] => 11796541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Methods for assessing mucosal healing in ulcerative colitis disease patients [patent_app_type] => utility [patent_app_number] => 17/483462 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 14648 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17483462 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/483462
Methods for assessing mucosal healing in ulcerative colitis disease patients Sep 22, 2021 Issued
Array ( [id] => 18740911 [patent_doc_number] => 20230349889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => Methods of Determining Immune Response [patent_app_type] => utility [patent_app_number] => 18/025763 [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] => 16206 [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] => 18025763 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025763
Methods of Determining Immune Response Sep 9, 2021 Pending
Array ( [id] => 18755323 [patent_doc_number] => 20230358752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => Assay for Assessing Cancer [patent_app_type] => utility [patent_app_number] => 18/025704 [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] => 4903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025704 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025704
Assay for Assessing Cancer Sep 9, 2021 Abandoned
Array ( [id] => 19668746 [patent_doc_number] => 12181485 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Methods of blood screening [patent_app_type] => utility [patent_app_number] => 17/471620 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 21 [patent_no_of_words] => 42986 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17471620 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/471620
Methods of blood screening Sep 9, 2021 Issued
Array ( [id] => 17371370 [patent_doc_number] => 20220026422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => GLOBAL PROTEOMIC SCREENING OF RANDOM BEAD ARRAYS USING MASS SPECTROMETRY IMAGING [patent_app_type] => utility [patent_app_number] => 17/464850 [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] => 42350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17464850 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/464850
Global proteomic screening of random bead arrays using mass spectrometry imaging Sep 1, 2021 Issued
Array ( [id] => 19143580 [patent_doc_number] => 20240142453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => AKR1C3 DETECTION METHOD, AND DIAGNOSTIC KIT FOR DETECTING AKR1C3 AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/043610 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13011 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18043610 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/043610
AKR1C3 DETECTION METHOD, AND DIAGNOSTIC KIT FOR DETECTING AKR1C3 AND USE THEREOF Aug 25, 2021 Pending
Array ( [id] => 19077578 [patent_doc_number] => 11946935 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-02 [patent_title] => Circulating tumor markers for meningiomas [patent_app_type] => utility [patent_app_number] => 17/411524 [patent_app_country] => US [patent_app_date] => 2021-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 24 [patent_no_of_words] => 12636 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17411524 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/411524
Circulating tumor markers for meningiomas Aug 24, 2021 Issued
Array ( [id] => 18650787 [patent_doc_number] => 20230296622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => COMPOSITIONS AND METHODS OF PREDICTING TIME TO ONSET OF LABOR [patent_app_type] => utility [patent_app_number] => 18/019228 [patent_app_country] => US [patent_app_date] => 2021-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18019228 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/019228
COMPOSITIONS AND METHODS OF PREDICTING TIME TO ONSET OF LABOR Aug 16, 2021 Pending
Array ( [id] => 18863305 [patent_doc_number] => 20230417741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => NANOPARTICLE-ENABLED ANALYSIS OF CELL-FREE NUCLEIC ACID IN COMPLEX BIOLOGICAL FLUIDS [patent_app_type] => utility [patent_app_number] => 18/041141 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18041141 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/041141
NANOPARTICLE-ENABLED ANALYSIS OF CELL-FREE NUCLEIC ACID IN COMPLEX BIOLOGICAL FLUIDS Aug 8, 2021 Pending
Array ( [id] => 20137268 [patent_doc_number] => 20250244312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => EX VIVO COLONIC BIOPSY PLATFORM TO EVALUATE MULTI-OMIC SIGNATURES FOR SCREENING CANDIDATE THERAPEUTICS [patent_app_type] => utility [patent_app_number] => 18/040422 [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] => 6649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18040422 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/040422
EX VIVO COLONIC BIOPSY PLATFORM TO EVALUATE MULTI-OMIC SIGNATURES FOR SCREENING CANDIDATE THERAPEUTICS Aug 4, 2021 Pending
Array ( [id] => 19374881 [patent_doc_number] => 12066442 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Method of assessing risk of PML [patent_app_type] => utility [patent_app_number] => 17/393335 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 23 [patent_no_of_words] => 27229 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17393335 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/393335
Method of assessing risk of PML Aug 2, 2021 Issued
Array ( [id] => 18787285 [patent_doc_number] => 20230375553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => A RATIO BETWEEN PLGF AND SFLT1 IS PREDICTIVE FOR NEURAL INVASION IN PATIENTS SUFFERING FROM PANCREATIC CANCER [patent_app_type] => utility [patent_app_number] => 18/000989 [patent_app_country] => US [patent_app_date] => 2021-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17573 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18000989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000989
A RATIO BETWEEN PLGF AND SFLT1 IS PREDICTIVE FOR NEURAL INVASION IN PATIENTS SUFFERING FROM PANCREATIC CANCER Jul 7, 2021 Pending
Array ( [id] => 17300921 [patent_doc_number] => 20210396760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => Super-Resolution Immunofluorescence with Diffraction-Limited Preview [patent_app_type] => utility [patent_app_number] => 17/363416 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8108 [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] => 17363416 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/363416
Super-Resolution Immunofluorescence with Diffraction-Limited Preview Jun 29, 2021 Pending
Array ( [id] => 18498590 [patent_doc_number] => 20230221298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => SUPERABSORBENT POLYMER FOR CLASSIFICATION OF PARTICLES AND CLASSIFICATION METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/009429 [patent_app_country] => US [patent_app_date] => 2021-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18009429 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/009429
SUPERABSORBENT POLYMER FOR CLASSIFICATION OF PARTICLES AND CLASSIFICATION METHOD USING THE SAME Jun 9, 2021 Pending
Array ( [id] => 17113231 [patent_doc_number] => 20210293828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => COLLAGEN TYPE VII ALPHA 1 ASSAY [patent_app_type] => utility [patent_app_number] => 17/339317 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3862 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17339317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/339317
COLLAGEN TYPE VII ALPHA 1 ASSAY Jun 3, 2021 Abandoned
Array ( [id] => 18336826 [patent_doc_number] => 20230128775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => BIOMARKER IDENTIFICATION FOR IMMINENT AND/OR IMPENDING HEART FAILURE [patent_app_type] => utility [patent_app_number] => 17/545112 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 42277 [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] => 17545112 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/545112
Biomarker identification for imminent and/or impending heart failure Jun 2, 2021 Issued
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