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] => 20231674 [patent_doc_number] => 20250288993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => SYSTEMS, METHODS, AND APPARATUSES TO IMAGE A SAMPLE FOR BIOLOGICAL OR CHEMICAL ANALYSIS [patent_app_type] => utility [patent_app_number] => 19/224462 [patent_app_country] => US [patent_app_date] => 2025-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27255 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 19224462 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/224462
SYSTEMS, METHODS, AND APPARATUSES TO IMAGE A SAMPLE FOR BIOLOGICAL OR CHEMICAL ANALYSIS May 29, 2025 Pending
Array ( [id] => 20414384 [patent_doc_number] => 12497657 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Nucleic acid sequencing system [patent_app_type] => utility [patent_app_number] => 19/200289 [patent_app_country] => US [patent_app_date] => 2025-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11437 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19200289 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/200289
Nucleic acid sequencing system May 5, 2025 Issued
Array ( [id] => 20086367 [patent_doc_number] => 20250216303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => MODULAR ASSAY SUPPORT DEVICES [patent_app_type] => utility [patent_app_number] => 19/081651 [patent_app_country] => US [patent_app_date] => 2025-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 19081651 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/081651
MODULAR ASSAY SUPPORT DEVICES Mar 16, 2025 Pending
Array ( [id] => 20264393 [patent_doc_number] => 12435371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Nucleic acid sequencing system [patent_app_type] => utility [patent_app_number] => 19/030771 [patent_app_country] => US [patent_app_date] => 2025-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11353 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19030771 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/030771
Nucleic acid sequencing system Jan 16, 2025 Issued
Array ( [id] => 19814917 [patent_doc_number] => 20250073124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => MODULATED WEIGHT REDUCED FERRULE CANISTER [patent_app_type] => utility [patent_app_number] => 18/951367 [patent_app_country] => US [patent_app_date] => 2024-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12495 [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] => 18951367 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/951367
Modulated weight reduced ferrule canister Nov 17, 2024 Issued
Array ( [id] => 19817048 [patent_doc_number] => 20250075255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => TEMPERATURE-SELECTABLE FRET CASSETTE SIGNALING [patent_app_type] => utility [patent_app_number] => 18/939321 [patent_app_country] => US [patent_app_date] => 2024-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18939321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/939321
TEMPERATURE-SELECTABLE FRET CASSETTE SIGNALING Nov 5, 2024 Pending
Array ( [id] => 19744481 [patent_doc_number] => 20250033046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => SYSTEMS, METHODS, AND APPARATUSES TO IMAGE A SAMPLE FOR BIOLOGICAL OR CHEMICAL ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/917940 [patent_app_country] => US [patent_app_date] => 2024-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32186 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18917940 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/917940
Systems, methods, and apparatuses to image a sample for biological or chemical analysis Oct 15, 2024 Issued
Array ( [id] => 19693319 [patent_doc_number] => 20250011864 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => NUCLEIC ACID SEQUENCING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/887904 [patent_app_country] => US [patent_app_date] => 2024-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18887904 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/887904
Nucleic acid sequencing system Sep 16, 2024 Issued
Array ( [id] => 19573005 [patent_doc_number] => 20240377297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => MODULAR ASSAY SUPPORT DEVICES [patent_app_type] => utility [patent_app_number] => 18/784392 [patent_app_country] => US [patent_app_date] => 2024-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 33876 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 18784392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/784392
Modular assay support devices Jul 24, 2024 Issued
Array ( [id] => 19616375 [patent_doc_number] => 20240402055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => DEVICES AND METHODS FOR LASER CAPTURE MICRODISSECTION [patent_app_type] => utility [patent_app_number] => 18/771228 [patent_app_country] => US [patent_app_date] => 2024-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18771228 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/771228
DEVICES AND METHODS FOR LASER CAPTURE MICRODISSECTION Jul 11, 2024 Pending
Array ( [id] => 19447736 [patent_doc_number] => 20240307866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => Method and Kit for Preservation of Adipose Tissue Grafts [patent_app_type] => utility [patent_app_number] => 18/671244 [patent_app_country] => US [patent_app_date] => 2024-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18671244 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/671244
Method and Kit for Preservation of Adipose Tissue Grafts May 21, 2024 Pending
Array ( [id] => 19431432 [patent_doc_number] => 20240299930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => TWO-PHASE FLUSHING SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 18/668787 [patent_app_country] => US [patent_app_date] => 2024-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18668787 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/668787
TWO-PHASE FLUSHING SYSTEMS AND METHODS May 19, 2024 Pending
Array ( [id] => 20412790 [patent_doc_number] => 12496049 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Nasal irrigation diagnostic assembly [patent_app_type] => utility [patent_app_number] => 18/663740 [patent_app_country] => US [patent_app_date] => 2024-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1134 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18663740 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/663740
Nasal irrigation diagnostic assembly May 13, 2024 Issued
Array ( [id] => 19572248 [patent_doc_number] => 20240376540 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => Compositions, Devices, Systems, and Methods for Using a Nanopore [patent_app_type] => utility [patent_app_number] => 18/647857 [patent_app_country] => US [patent_app_date] => 2024-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34628 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18647857 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/647857
Compositions, Devices, Systems, and Methods for Using a Nanopore Apr 25, 2024 Abandoned
Array ( [id] => 19528615 [patent_doc_number] => 20240352517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => Compositions, Devices, Systems, and Methods for Using a Nanopore [patent_app_type] => utility [patent_app_number] => 18/637154 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34592 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637154 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637154
Compositions, devices, systems, and methods for using a nanopore Apr 15, 2024 Issued
Array ( [id] => 19510992 [patent_doc_number] => 20240342678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => SEALED MICROWELL ASSAY [patent_app_type] => utility [patent_app_number] => 18/620775 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11057 [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] => 18620775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/620775
SEALED MICROWELL ASSAY Mar 27, 2024 Pending
Array ( [id] => 19264150 [patent_doc_number] => 20240207849 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => SOLID PHASE MICROEXTRACTION DEVICE AND METHOD FOR FORMING [patent_app_type] => utility [patent_app_number] => 18/595902 [patent_app_country] => US [patent_app_date] => 2024-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6036 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18595902 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/595902
Solid phase microextraction device and method for forming Mar 4, 2024 Issued
Array ( [id] => 19593420 [patent_doc_number] => 12151241 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Systems, methods, and apparatuses to image a sample for biological or chemical analysis [patent_app_type] => utility [patent_app_number] => 18/586010 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 61 [patent_no_of_words] => 32157 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18586010 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/586010
Systems, methods, and apparatuses to image a sample for biological or chemical analysis Feb 22, 2024 Issued
Array ( [id] => 19189106 [patent_doc_number] => 20240168019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => MULTI-COMPONENT SYSTEMS FOR DETECTING COVID FROM SPUTUM AND SALIVA [patent_app_type] => utility [patent_app_number] => 18/423781 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39271 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18423781 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423781
MULTI-COMPONENT SYSTEMS FOR DETECTING COVID FROM SPUTUM AND SALIVA Jan 25, 2024 Pending
Array ( [id] => 19189107 [patent_doc_number] => 20240168020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => MULTI-COMPONENT SYSTEMS FOR DETECTING COVID FROM BLOOD [patent_app_type] => utility [patent_app_number] => 18/423831 [patent_app_country] => US [patent_app_date] => 2024-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 39010 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18423831 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/423831
MULTI-COMPONENT SYSTEMS FOR DETECTING COVID FROM BLOOD Jan 25, 2024 Abandoned
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