
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 17127670
[patent_doc_number] => 20210302439
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-09-30
[patent_title] => COMPOSITIONS AND METHODS FOR TREATMENT OF LUNG FUNCTION
[patent_app_type] => utility
[patent_app_number] => 17/333058
[patent_app_country] => US
[patent_app_date] => 2021-05-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 21626
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -29
[patent_words_short_claim] => 131
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17333058
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/333058 | Compositions and methods for treatment of lung function | May 27, 2021 | Issued |
Array
(
[id] => 19625135
[patent_doc_number] => 12163957
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-12-10
[patent_title] => Methods for detecting his-tagged proteins using NTA probes and polyacrylamide gel electrophoresis
[patent_app_type] => utility
[patent_app_number] => 17/332254
[patent_app_country] => US
[patent_app_date] => 2021-05-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 19
[patent_no_of_words] => 9977
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 143
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17332254
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/332254 | Methods for detecting his-tagged proteins using NTA probes and polyacrylamide gel electrophoresis | May 26, 2021 | Issued |
Array
(
[id] => 20188076
[patent_doc_number] => 12399186
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-08-26
[patent_title] => Method for diagnosing or monitoring kidney function or diagnosing kidney dysfunction
[patent_app_type] => utility
[patent_app_number] => 17/328100
[patent_app_country] => US
[patent_app_date] => 2021-05-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 20
[patent_figures_cnt] => 22
[patent_no_of_words] => 7216
[patent_no_of_claims] => 57
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 140
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17328100
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/328100 | Method for diagnosing or monitoring kidney function or diagnosing kidney dysfunction | May 23, 2021 | Issued |
Array
(
[id] => 20357366
[patent_doc_number] => 12473349
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-11-18
[patent_title] => PD-1 variants having increased PD-L1 affinity
[patent_app_type] => utility
[patent_app_number] => 17/923472
[patent_app_country] => US
[patent_app_date] => 2021-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 17
[patent_no_of_words] => 6178
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 41
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17923472
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/923472 | PD-1 variants having increased PD-L1 affinity | May 5, 2021 | Issued |
Array
(
[id] => 20242117
[patent_doc_number] => 12422429
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-09-23
[patent_title] => Methods for reducing noise in signal-generating digital assays
[patent_app_type] => utility
[patent_app_number] => 17/313978
[patent_app_country] => US
[patent_app_date] => 2021-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 21
[patent_no_of_words] => 23676
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 387
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17313978
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/313978 | Methods for reducing noise in signal-generating digital assays | May 5, 2021 | Issued |
Array
(
[id] => 18453232
[patent_doc_number] => 20230194512
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-22
[patent_title] => CALIBRATION USING A REGENERATIVE SURFACE
[patent_app_type] => utility
[patent_app_number] => 17/924141
[patent_app_country] => US
[patent_app_date] => 2021-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 15323
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[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] => 17924141
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/924141 | CALIBRATION USING A REGENERATIVE SURFACE | May 5, 2021 | Pending |
Array
(
[id] => 18406904
[patent_doc_number] => 20230168255
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-01
[patent_title] => UNBLENDING OF TRANSCRIPTIONAL CONDENSATES IN HUMAN REPEAT EXPANSION DISEASE
[patent_app_type] => utility
[patent_app_number] => 17/922074
[patent_app_country] => US
[patent_app_date] => 2021-04-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 20096
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[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] => 17922074
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/922074 | UNBLENDING OF TRANSCRIPTIONAL CONDENSATES IN HUMAN REPEAT EXPANSION DISEASE | Apr 27, 2021 | Pending |
Array
(
[id] => 17186402
[patent_doc_number] => 20210333287
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-10-28
[patent_title] => METHOD FOR ACQUIRING INFORMATION OF TARGET POLYPEPTIDE AND REAGENT KIT
[patent_app_type] => utility
[patent_app_number] => 17/241213
[patent_app_country] => US
[patent_app_date] => 2021-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 10198
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 108
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17241213
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/241213 | Method for acquiring information of target polypeptide and reagent kit | Apr 26, 2021 | Issued |
Array
(
[id] => 17215737
[patent_doc_number] => 20210349075
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-11-11
[patent_title] => METHODS FOR ASSAYING BIOLOGICAL CELLS IN A MICROFLUIDIC DEVICE
[patent_app_type] => utility
[patent_app_number] => 17/241865
[patent_app_country] => US
[patent_app_date] => 2021-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 70910
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -20
[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] => 17241865
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/241865 | Methods for assaying biological cells in a microfluidic device | Apr 26, 2021 | Issued |
Array
(
[id] => 17038241
[patent_doc_number] => 20210255200
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-08-19
[patent_title] => PREDICTING MORTALITY AND DETECTING SEVERE DISEASE
[patent_app_type] => utility
[patent_app_number] => 17/241303
[patent_app_country] => US
[patent_app_date] => 2021-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14755
[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] => 17241303
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/241303 | PREDICTING MORTALITY AND DETECTING SEVERE DISEASE | Apr 26, 2021 | Abandoned |
Array
(
[id] => 18486169
[patent_doc_number] => 20230213511
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-06
[patent_title] => METHOD FOR EVALUATING ALLERGEN INACTIVATORS AND KIT FOR EVALUATING ALLERGEN INACTIVATORS
[patent_app_type] => utility
[patent_app_number] => 17/927187
[patent_app_country] => US
[patent_app_date] => 2021-04-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12293
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 25
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17927187
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/927187 | METHOD FOR EVALUATING ALLERGEN INACTIVATORS AND KIT FOR EVALUATING ALLERGEN INACTIVATORS | Apr 22, 2021 | Pending |
Array
(
[id] => 17445324
[patent_doc_number] => 20220065829
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-03-03
[patent_title] => TRIMETHYLAMINE-CONTAINING COMPOUNDS FOR DIAGNOSIS AND PREDICTION OF DISEASE
[patent_app_type] => utility
[patent_app_number] => 17/234229
[patent_app_country] => US
[patent_app_date] => 2021-04-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 20594
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 64
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17234229
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/234229 | TMA-formation inhibitor treatment for elevated TMA-containing compound diseases | Apr 18, 2021 | Issued |
Array
(
[id] => 17157241
[patent_doc_number] => 20210318292
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-10-14
[patent_title] => System and Method to Detect Small Molecules
[patent_app_type] => utility
[patent_app_number] => 17/229467
[patent_app_country] => US
[patent_app_date] => 2021-04-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11467
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 26
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17229467
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/229467 | System and Method to Detect Small Molecules | Apr 12, 2021 | Abandoned |
Array
(
[id] => 17113185
[patent_doc_number] => 20210293782
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-09-23
[patent_title] => COMPARTMENTALIZED ASSAYS OF BISPECIFIC AND MULTISPECIFIC BIOLOGICS
[patent_app_type] => utility
[patent_app_number] => 17/221688
[patent_app_country] => US
[patent_app_date] => 2021-04-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 17076
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[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] => 17221688
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/221688 | Compartmentalized assays of bispecific and multispecific biologics | Apr 1, 2021 | Issued |
Array
(
[id] => 18250730
[patent_doc_number] => 20230077769
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-03-16
[patent_title] => A Point of Care Device, Method and Kit Involving Club Cell Protein 16 as a Marker for Silicosis
[patent_app_type] => utility
[patent_app_number] => 17/904201
[patent_app_country] => US
[patent_app_date] => 2021-03-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4993
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -3
[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] => 17904201
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/904201 | A Point of Care Device, Method and Kit Involving Club Cell Protein 16 as a Marker for Silicosis | Mar 30, 2021 | Pending |
Array
(
[id] => 19090060
[patent_doc_number] => 11951483
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-04-09
[patent_title] => Methods for conducting multiplexed assays
[patent_app_type] => utility
[patent_app_number] => 17/215962
[patent_app_country] => US
[patent_app_date] => 2021-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
[patent_figures_cnt] => 19
[patent_no_of_words] => 35881
[patent_no_of_claims] => 26
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 387
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17215962
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/215962 | Methods for conducting multiplexed assays | Mar 28, 2021 | Issued |
Array
(
[id] => 17098175
[patent_doc_number] => 20210285966
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-09-16
[patent_title] => DIAGNOSTIC METHODS FOR LIVER DISORDERS
[patent_app_type] => utility
[patent_app_number] => 17/213954
[patent_app_country] => US
[patent_app_date] => 2021-03-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5380
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 236
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17213954
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/213954 | DIAGNOSTIC METHODS FOR LIVER DISORDERS | Mar 25, 2021 | Abandoned |
Array
(
[id] => 17628508
[patent_doc_number] => 20220163523
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-05-26
[patent_title] => TEST STRIP FOR PEANUT IMMUNOFLUORESCENCE ASSAY (IFA), USE THEREOF AND DETECTION METHOD
[patent_app_type] => utility
[patent_app_number] => 17/211535
[patent_app_country] => US
[patent_app_date] => 2021-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3258
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 141
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17211535
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/211535 | TEST STRIP FOR PEANUT IMMUNOFLUORESCENCE ASSAY (IFA), USE THEREOF AND DETECTION METHOD | Mar 23, 2021 | Abandoned |
Array
(
[id] => 19181061
[patent_doc_number] => 11987643
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-05-21
[patent_title] => Monoclonal antibody that specifically binds to sugar chain in which terminal sialic acid residue is bonded to galactose by alpha 2,3 bond, and measurement method for sugar chain in which terminal sialic acid residue is bonded to galactose by alpha 2,3 bond
[patent_app_type] => utility
[patent_app_number] => 17/918042
[patent_app_country] => US
[patent_app_date] => 2021-03-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 10
[patent_no_of_words] => 6671
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[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] => 17918042
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/918042 | Monoclonal antibody that specifically binds to sugar chain in which terminal sialic acid residue is bonded to galactose by alpha 2,3 bond, and measurement method for sugar chain in which terminal sialic acid residue is bonded to galactose by alpha 2,3 bond | Mar 17, 2021 | Issued |
Array
(
[id] => 19475007
[patent_doc_number] => 12105086
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-10-01
[patent_title] => System, device and method for high-throughput multi-plexed detection
[patent_app_type] => utility
[patent_app_number] => 17/204279
[patent_app_country] => US
[patent_app_date] => 2021-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 85
[patent_figures_cnt] => 78
[patent_no_of_words] => 28514
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 180
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17204279
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/204279 | System, device and method for high-throughput multi-plexed detection | Mar 16, 2021 | Issued |