Search

Cai Y. Chen

Examiner (ID: 4729, Phone: (571)270-5679 , Office: P/2425 )

Most Active Art Unit
2425
Art Unit(s)
2425
Total Applications
998
Issued Applications
757
Pending Applications
44
Abandoned Applications
220

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17389839 [patent_doc_number] => 20220037691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => INTERCONNECTED PHOTOSYNTHESIS MATRIX AND BIO-ENERGY PRODUCTION SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/503633 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17503633 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/503633
INTERCONNECTED PHOTOSYNTHESIS MATRIX AND BIO-ENERGY PRODUCTION SYSTEMS Oct 17, 2021 Abandoned
Array ( [id] => 17549315 [patent_doc_number] => 20220120656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => COMPACT OPTICAL VIRUS DETECTION ANALYZER OF NANO- AND MICRO- SIZE BIO PARTICLES USING LIGHT SCATTERING AND FLUORESCENCE [patent_app_type] => utility [patent_app_number] => 17/503086 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5249 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17503086 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/503086
Compact optical virus detection analyzer of nano- and micro-size bio particles using light scattering and fluorescence Oct 14, 2021 Issued
Array ( [id] => 17944774 [patent_doc_number] => 20220331791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => DROPPER [patent_app_type] => utility [patent_app_number] => 17/500029 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4099 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17500029 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/500029
DROPPER Oct 12, 2021 Pending
Array ( [id] => 18084640 [patent_doc_number] => 11534751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-27 [patent_title] => Wafer for carrying biological sample [patent_app_type] => utility [patent_app_number] => 17/498132 [patent_app_country] => US [patent_app_date] => 2021-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 47 [patent_no_of_words] => 5691 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17498132 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/498132
Wafer for carrying biological sample Oct 10, 2021 Issued
Array ( [id] => 17354878 [patent_doc_number] => 20220015674 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => Blood Sample Management Using Open Cell Foam [patent_app_type] => utility [patent_app_number] => 17/492119 [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] => 11048 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17492119 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/492119
Blood Sample Management Using Open Cell Foam Sep 30, 2021 Abandoned
Array ( [id] => 18279568 [patent_doc_number] => 20230095040 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => STACKABLE MOLECULAR SPECTROSCOPY CELL [patent_app_type] => utility [patent_app_number] => 17/490938 [patent_app_country] => US [patent_app_date] => 2021-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17490938 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/490938
Stackable molecular spectroscopy cell Sep 29, 2021 Issued
Array ( [id] => 17357981 [patent_doc_number] => 20220018777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => DETECTION METHOD AND DETECTION DEVICE [patent_app_type] => utility [patent_app_number] => 17/488399 [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] => 5106 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17488399 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/488399
Detection method and detection device Sep 28, 2021 Issued
Array ( [id] => 18286355 [patent_doc_number] => 20230101827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => CRUCIBLES FOR THERMOGRAVIMETRIC ANALYSIS (TGA) [patent_app_type] => utility [patent_app_number] => 17/488074 [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] => 3497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17488074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/488074
Crucibles for thermogravimetric analysis (TGA) Sep 27, 2021 Issued
Array ( [id] => 20330807 [patent_doc_number] => 12461078 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Compounds for use in system suitability testing of inert LC systems and columns [patent_app_type] => utility [patent_app_number] => 17/471463 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 7473 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17471463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/471463
Compounds for use in system suitability testing of inert LC systems and columns Sep 9, 2021 Issued
Array ( [id] => 18691444 [patent_doc_number] => 20230321661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => REAGENT CONTAINER CAP, REAGENT CONTAINER UNIT AND REAGENT KIT [patent_app_type] => utility [patent_app_number] => 18/042786 [patent_app_country] => US [patent_app_date] => 2021-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7791 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18042786 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/042786
REAGENT CONTAINER CAP, REAGENT CONTAINER UNIT AND REAGENT KIT Aug 19, 2021 Pending
Array ( [id] => 18894177 [patent_doc_number] => 20240009662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => SALIVA COLLECTION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/025111 [patent_app_country] => US [patent_app_date] => 2021-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11264 [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] => 18025111 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025111
SALIVA COLLECTION APPARATUS AND METHOD Aug 18, 2021 Pending
Array ( [id] => 19716458 [patent_doc_number] => 12201977 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Microfluidic chip for analysis of cell motility and methods for using same [patent_app_type] => utility [patent_app_number] => 17/405409 [patent_app_country] => US [patent_app_date] => 2021-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9212 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17405409 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/405409
Microfluidic chip for analysis of cell motility and methods for using same Aug 17, 2021 Issued
Array ( [id] => 18581935 [patent_doc_number] => 20230264190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Sampling Device [patent_app_type] => utility [patent_app_number] => 18/020585 [patent_app_country] => US [patent_app_date] => 2021-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10372 [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] => 18020585 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020585
Sampling Device Aug 9, 2021 Pending
Array ( [id] => 17400894 [patent_doc_number] => 20220042984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => Lateral Flow Assay Device for Detection of Analytes and Method of Detection Thereof [patent_app_type] => utility [patent_app_number] => 17/394380 [patent_app_country] => US [patent_app_date] => 2021-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7736 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 17394380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/394380
Lateral Flow Assay Device for Detection of Analytes and Method of Detection Thereof Aug 3, 2021 Abandoned
Array ( [id] => 17429596 [patent_doc_number] => 20220057305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => Devices and Methods for Biological Assay Sample Preparation and Delivery [patent_app_type] => utility [patent_app_number] => 17/393398 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22046 [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] => 17393398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/393398
Devices and Methods for Biological Assay Sample Preparation and Delivery Aug 2, 2021 Abandoned
Array ( [id] => 18537900 [patent_doc_number] => 20230243003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => DEVICE FOR SEPARATION AND/OR PRESERVATION OF A BIOFLUID AT A POINT-OF-CARE, KIT AND METHOD FOR IDENTIFYING A DISEASE [patent_app_type] => utility [patent_app_number] => 18/007206 [patent_app_country] => US [patent_app_date] => 2021-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15571 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18007206 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/007206
DEVICE FOR SEPARATION AND/OR PRESERVATION OF A BIOFLUID AT A POINT-OF-CARE, KIT AND METHOD FOR IDENTIFYING A DISEASE Jul 19, 2021 Pending
Array ( [id] => 19390700 [patent_doc_number] => 20240280570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => NANOBODY FUNCTIONALIZED ELECTROCHEMICAL TRANSISTORS AND METHODS OF MAKING AND USING THEREOF [patent_app_type] => utility [patent_app_number] => 18/004117 [patent_app_country] => US [patent_app_date] => 2021-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29837 [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] => 18004117 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/004117
NANOBODY FUNCTIONALIZED ELECTROCHEMICAL TRANSISTORS AND METHODS OF MAKING AND USING THEREOF Jul 1, 2021 Pending
Array ( [id] => 18566103 [patent_doc_number] => 20230256431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => INTERNAL FIXING DEVICE FOR APPARATUS IN TRANSPORT MODE, APPARATUS COMPRISING INTERNAL FIXING DEVICE, AND METHOD FOR REDUCING DAMAGE TO APPARATUS DURING TRANSPORT [patent_app_type] => utility [patent_app_number] => 18/003869 [patent_app_country] => US [patent_app_date] => 2021-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5484 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18003869 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/003869
INTERNAL FIXING DEVICE FOR APPARATUS IN TRANSPORT MODE, APPARATUS COMPRISING INTERNAL FIXING DEVICE, AND METHOD FOR REDUCING DAMAGE TO APPARATUS DURING TRANSPORT Jun 27, 2021 Pending
Array ( [id] => 17337425 [patent_doc_number] => 20220003756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => METHODS FOR BONDING MOLECULES TO RUTHENIUM SURFACES [patent_app_type] => utility [patent_app_number] => 17/354900 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17354900 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354900
METHODS FOR BONDING MOLECULES TO RUTHENIUM SURFACES Jun 21, 2021 Pending
Array ( [id] => 17155956 [patent_doc_number] => 20210317007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => SPA/POOL WATER TREATMENT SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/354669 [patent_app_country] => US [patent_app_date] => 2021-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17354669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/354669
Spa/pool water treatment system and method Jun 21, 2021 Issued
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