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] => 12049444 [patent_doc_number] => 20170325789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-16 [patent_title] => 'TISSUE SAMPLE RECEPTACLE' [patent_app_type] => utility [patent_app_number] => 15/368244 [patent_app_country] => US [patent_app_date] => 2016-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1635 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15368244 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/368244
TISSUE SAMPLE RECEPTACLE Dec 1, 2016 Abandoned
Array ( [id] => 15484949 [patent_doc_number] => 10557812 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-11 [patent_title] => Gas sensors [patent_app_type] => utility [patent_app_number] => 15/367081 [patent_app_country] => US [patent_app_date] => 2016-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 7863 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15367081 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/367081
Gas sensors Nov 30, 2016 Issued
Array ( [id] => 12182075 [patent_doc_number] => 20180041011 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-08 [patent_title] => 'PHOTONIC CRYSTAL LASER AND STRAIN MEASURING DEVICE' [patent_app_type] => utility [patent_app_number] => 15/366350 [patent_app_country] => US [patent_app_date] => 2016-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6751 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15366350 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/366350
Photonic crystal laser and strain measuring device Nov 30, 2016 Issued
Array ( [id] => 12663868 [patent_doc_number] => 20180113122 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => BIO-SENSING DEVICE [patent_app_type] => utility [patent_app_number] => 15/502095 [patent_app_country] => US [patent_app_date] => 2016-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 15502095 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/502095
Bio-sensing device Nov 28, 2016 Issued
Array ( [id] => 17268495 [patent_doc_number] => 11193915 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-07 [patent_title] => Composite material for the detection of chemical species [patent_app_type] => utility [patent_app_number] => 15/779031 [patent_app_country] => US [patent_app_date] => 2016-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9181 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15779031 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/779031
Composite material for the detection of chemical species Nov 27, 2016 Issued
Array ( [id] => 18635209 [patent_doc_number] => 11759783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-19 [patent_title] => Assay device [patent_app_type] => utility [patent_app_number] => 15/777922 [patent_app_country] => US [patent_app_date] => 2016-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 3973 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 435 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15777922 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/777922
Assay device Nov 23, 2016 Issued
Array ( [id] => 13730677 [patent_doc_number] => 20180369806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => Test Cell and Measuring Method [patent_app_type] => utility [patent_app_number] => 16/060434 [patent_app_country] => US [patent_app_date] => 2016-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4823 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16060434 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/060434
Test cell and measuring method Nov 15, 2016 Issued
Array ( [id] => 13736599 [patent_doc_number] => 20180372767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => Inspection Kit, Liquid-Feeding Method Using Inspection Kit, And Inspection Device [patent_app_type] => utility [patent_app_number] => 15/775278 [patent_app_country] => US [patent_app_date] => 2016-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8505 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15775278 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/775278
Test kit, liquid delivery method and testing apparatus using test kit Nov 6, 2016 Issued
Array ( [id] => 17282456 [patent_doc_number] => 11199481 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-14 [patent_title] => Sample dilution [patent_app_type] => utility [patent_app_number] => 15/772179 [patent_app_country] => US [patent_app_date] => 2016-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3235 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15772179 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/772179
Sample dilution Oct 30, 2016 Issued
Array ( [id] => 14848453 [patent_doc_number] => 10412927 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-17 [patent_title] => Method and device for improved hygienic monitoring in IVC systems [patent_app_type] => utility [patent_app_number] => 15/337599 [patent_app_country] => US [patent_app_date] => 2016-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 7919 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15337599 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/337599
Method and device for improved hygienic monitoring in IVC systems Oct 27, 2016 Issued
Array ( [id] => 13505357 [patent_doc_number] => 20180304221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-25 [patent_title] => TEXTURED COMPOSITIONS, METHODS, AND SYSTEMS FOR CAPTURING AND RETAINING BIOMOLECULES [patent_app_type] => utility [patent_app_number] => 15/770299 [patent_app_country] => US [patent_app_date] => 2016-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 15770299 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/770299
TEXTURED COMPOSITIONS, METHODS, AND SYSTEMS FOR CAPTURING AND RETAINING BIOMOLECULES Oct 20, 2016 Abandoned
Array ( [id] => 12160284 [patent_doc_number] => 20180031550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-01 [patent_title] => 'NASAL IRRIGATION DIAGNOSTIC DEVICE' [patent_app_type] => utility [patent_app_number] => 15/299792 [patent_app_country] => US [patent_app_date] => 2016-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5461 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15299792 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/299792
NASAL IRRIGATION DIAGNOSTIC DEVICE Oct 20, 2016 Abandoned
Array ( [id] => 13691825 [patent_doc_number] => 20170356867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-14 [patent_title] => NANOSCALE SENSOR, SYSTEM TO MANUFACTURE THE SENSOR, AND METHOD TO MANUFACTURE THE SENSOR [patent_app_type] => utility [patent_app_number] => 15/281918 [patent_app_country] => US [patent_app_date] => 2016-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 15281918 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/281918
NANOSCALE SENSOR, SYSTEM TO MANUFACTURE THE SENSOR, AND METHOD TO MANUFACTURE THE SENSOR Sep 29, 2016 Abandoned
Array ( [id] => 11567062 [patent_doc_number] => 20170105707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-20 [patent_title] => 'SAMPLE COLLECTOR' [patent_app_type] => utility [patent_app_number] => 15/276388 [patent_app_country] => US [patent_app_date] => 2016-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8442 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15276388 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/276388
SAMPLE COLLECTOR Sep 25, 2016 Abandoned
Array ( [id] => 11500688 [patent_doc_number] => 20170074873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-16 [patent_title] => 'IMMUNOASSAY KIT' [patent_app_type] => utility [patent_app_number] => 15/259173 [patent_app_country] => US [patent_app_date] => 2016-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6081 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15259173 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/259173
IMMUNOASSAY KIT Sep 7, 2016 Abandoned
Array ( [id] => 13409187 [patent_doc_number] => 20180256136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-13 [patent_title] => STOOL COLLECTION DEVICE AND STOOL SAMPLING DEVICE [patent_app_type] => utility [patent_app_number] => 15/757271 [patent_app_country] => US [patent_app_date] => 2016-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3948 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 15757271 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/757271
STOOL COLLECTION DEVICE AND STOOL SAMPLING DEVICE Sep 4, 2016 Abandoned
Array ( [id] => 11469176 [patent_doc_number] => 20170055959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-02 [patent_title] => 'SPECIMEN COLLECTION KIT' [patent_app_type] => utility [patent_app_number] => 15/256078 [patent_app_country] => US [patent_app_date] => 2016-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3621 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15256078 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/256078
Specimen collection kit Sep 1, 2016 Issued
Array ( [id] => 11472772 [patent_doc_number] => 20170059555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-02 [patent_title] => 'SAMPLE PLATFORM AND METHODS OF USE' [patent_app_type] => utility [patent_app_number] => 15/252082 [patent_app_country] => US [patent_app_date] => 2016-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5694 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15252082 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/252082
SAMPLE PLATFORM AND METHODS OF USE Aug 29, 2016 Abandoned
Array ( [id] => 14002621 [patent_doc_number] => 10219732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-05 [patent_title] => Blood glucose management system [patent_app_type] => utility [patent_app_number] => 15/122284 [patent_app_country] => US [patent_app_date] => 2016-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 6807 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15122284 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/122284
Blood glucose management system Aug 26, 2016 Issued
Array ( [id] => 11727458 [patent_doc_number] => 20170188901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'PLANAR DIFFRACTIVE DEVICE WITH MATCHING DIFFRACTION SPECTRUM' [patent_app_type] => utility [patent_app_number] => 15/241914 [patent_app_country] => US [patent_app_date] => 2016-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1875 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15241914 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/241914
Planar diffractive device with matching diffraction spectrum Aug 18, 2016 Issued
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