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] => 17814615 [patent_doc_number] => 11420206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Measuring cuvette for counting and/or characterizing cells [patent_app_type] => utility [patent_app_number] => 16/627002 [patent_app_country] => US [patent_app_date] => 2018-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 6948 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16627002 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/627002
Measuring cuvette for counting and/or characterizing cells Jun 27, 2018 Issued
Array ( [id] => 15989511 [patent_doc_number] => 20200170626 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-04 [patent_title] => DEVICE FOR PREPARING A SAMPLE TO BE ANALYZED AND METHOD FOR PREPARING A SAMPLE TO BE ANALYZED [patent_app_type] => utility [patent_app_number] => 16/624971 [patent_app_country] => US [patent_app_date] => 2018-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16624971 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/624971
DEVICE FOR PREPARING A SAMPLE TO BE ANALYZED AND METHOD FOR PREPARING A SAMPLE TO BE ANALYZED Jun 21, 2018 Abandoned
Array ( [id] => 13728551 [patent_doc_number] => 20180368743 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => GRAPHENE-BASED NANOSENSOR FOR IDENTIFYING TARGET ANALYTES [patent_app_type] => utility [patent_app_number] => 16/012527 [patent_app_country] => US [patent_app_date] => 2018-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 53664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16012527 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/012527
GRAPHENE-BASED NANOSENSOR FOR IDENTIFYING TARGET ANALYTES Jun 18, 2018 Abandoned
Array ( [id] => 13795703 [patent_doc_number] => 20190011390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-10 [patent_title] => ACTUATING AND SENSING MODULE [patent_app_type] => utility [patent_app_number] => 16/011913 [patent_app_country] => US [patent_app_date] => 2018-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4296 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16011913 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/011913
ACTUATING AND SENSING MODULE Jun 18, 2018 Abandoned
Array ( [id] => 15265549 [patent_doc_number] => 20190381508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => Accelerated Hydrolysis System [patent_app_type] => utility [patent_app_number] => 16/008201 [patent_app_country] => US [patent_app_date] => 2018-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16008201 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/008201
Accelerated hydrolysis system Jun 13, 2018 Issued
Array ( [id] => 13604813 [patent_doc_number] => 20180353955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => SAMPLE AND REAGENT RESERVOIR KITS AND LINERS WITH ANTI-VACUUM FEATURE [patent_app_type] => utility [patent_app_number] => 16/002567 [patent_app_country] => US [patent_app_date] => 2018-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16002567 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/002567
Sample and reagent reservoir kits and liners with anti-vacuum feature Jun 6, 2018 Issued
Array ( [id] => 18525710 [patent_doc_number] => 11712691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Biological fluid separation device [patent_app_type] => utility [patent_app_number] => 16/612577 [patent_app_country] => US [patent_app_date] => 2018-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 41 [patent_no_of_words] => 9200 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16612577 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/612577
Biological fluid separation device Jun 6, 2018 Issued
Array ( [id] => 15865695 [patent_doc_number] => 20200140251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => PUNCTURING ELEMENT FOR GRADUAL LIQUID FLOW [patent_app_type] => utility [patent_app_number] => 16/619917 [patent_app_country] => US [patent_app_date] => 2018-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4194 [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] => 16619917 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/619917
PUNCTURING ELEMENT FOR GRADUAL LIQUID FLOW Jun 6, 2018 Abandoned
Array ( [id] => 13604805 [patent_doc_number] => 20180353951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => SAMPLE AND REAGENT CONTAINERS WITH ANTI-VACUUM FEATURE [patent_app_type] => utility [patent_app_number] => 16/002624 [patent_app_country] => US [patent_app_date] => 2018-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16002624 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/002624
Sample and reagent containers with anti-vacuum feature Jun 6, 2018 Issued
Array ( [id] => 17681165 [patent_doc_number] => 11365406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-21 [patent_title] => Fixed tube of nucleic acid extraction component, and nucleic acid extraction component [patent_app_type] => utility [patent_app_number] => 16/626834 [patent_app_country] => US [patent_app_date] => 2018-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5413 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16626834 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/626834
Fixed tube of nucleic acid extraction component, and nucleic acid extraction component Jun 4, 2018 Issued
Array ( [id] => 13492641 [patent_doc_number] => 20180297863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => SPA/POOL WATER TREATMENT SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 16/000246 [patent_app_country] => US [patent_app_date] => 2018-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 16000246 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/000246
Spa/pool water treatment system and method Jun 4, 2018 Issued
Array ( [id] => 19225806 [patent_doc_number] => 12005436 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Devices and methods for separating particles from a liquid [patent_app_type] => utility [patent_app_number] => 16/615877 [patent_app_country] => US [patent_app_date] => 2018-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12177 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16615877 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/615877
Devices and methods for separating particles from a liquid May 24, 2018 Issued
Array ( [id] => 13575491 [patent_doc_number] => 20180339294 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => PACKAGING FOR A MOLECULAR DIAGNOSTIC CARTRIDGE [patent_app_type] => utility [patent_app_number] => 15/982148 [patent_app_country] => US [patent_app_date] => 2018-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10268 [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] => 15982148 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/982148
Packaging for a molecular diagnostic cartridge May 16, 2018 Issued
Array ( [id] => 13554599 [patent_doc_number] => 20180328847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-15 [patent_title] => OPTOCHEMICAL SENSOR [patent_app_type] => utility [patent_app_number] => 15/973866 [patent_app_country] => US [patent_app_date] => 2018-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15973866 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/973866
Optochemical sensor May 7, 2018 Issued
Array ( [id] => 13539449 [patent_doc_number] => 20180321271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-08 [patent_title] => LIQUID TEST SAMPLE INJECTION DEVICE AND KITS AND METHODS OF USE RELATED THERETO [patent_app_type] => utility [patent_app_number] => 15/970272 [patent_app_country] => US [patent_app_date] => 2018-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8296 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15970272 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/970272
Liquid test sample injection device and kits and methods of use related thereto May 2, 2018 Issued
Array ( [id] => 13520243 [patent_doc_number] => 20180311664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-01 [patent_title] => APPARATUS AND METHOD FOR DETERMINING THE PRESENCE OF AN ANALYTE [patent_app_type] => utility [patent_app_number] => 15/963912 [patent_app_country] => US [patent_app_date] => 2018-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15963912 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/963912
APPARATUS AND METHOD FOR DETERMINING THE PRESENCE OF AN ANALYTE Apr 25, 2018 Abandoned
Array ( [id] => 17540181 [patent_doc_number] => 11305286 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Collection assembly or test tube for a small amount of a body fluid, comprising an extender element [patent_app_type] => utility [patent_app_number] => 16/610143 [patent_app_country] => US [patent_app_date] => 2018-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 8186 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 713 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16610143 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/610143
Collection assembly or test tube for a small amount of a body fluid, comprising an extender element Apr 24, 2018 Issued
Array ( [id] => 16144059 [patent_doc_number] => 10705098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-07 [patent_title] => Capillary network devices and methods of use [patent_app_type] => utility [patent_app_number] => 15/956447 [patent_app_country] => US [patent_app_date] => 2018-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 43 [patent_no_of_words] => 19798 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15956447 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/956447
Capillary network devices and methods of use Apr 17, 2018 Issued
Array ( [id] => 15311465 [patent_doc_number] => 10520432 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Modular illumination and sensor chamber [patent_app_type] => utility [patent_app_number] => 15/951102 [patent_app_country] => US [patent_app_date] => 2018-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 34 [patent_no_of_words] => 10741 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15951102 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/951102
Modular illumination and sensor chamber Apr 10, 2018 Issued
Array ( [id] => 13355387 [patent_doc_number] => 20180229233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-16 [patent_title] => Array Plates and Methods for Making and Using Same [patent_app_type] => utility [patent_app_number] => 15/950580 [patent_app_country] => US [patent_app_date] => 2018-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14602 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15950580 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/950580
Array plates and methods for making and using same Apr 10, 2018 Issued
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