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] => 12206916 [patent_doc_number] => 20180052142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-22 [patent_title] => 'Method and Apparatus for Visually and Electrically Detecting Dissolved Hydrogen Gas in Liquids' [patent_app_type] => utility [patent_app_number] => 15/672184 [patent_app_country] => US [patent_app_date] => 2017-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3065 [patent_no_of_claims] => 20 [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] => 15672184 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/672184
Method and Apparatus for Visually and Electrically Detecting Dissolved Hydrogen Gas in Liquids Aug 7, 2017 Abandoned
Array ( [id] => 13873759 [patent_doc_number] => 20190033220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-31 [patent_title] => RAPID FIELD TESTING METHOD FOR DETECTING LUBRICANT OR REFRIGERANT ADDITIVES [patent_app_type] => utility [patent_app_number] => 15/665107 [patent_app_country] => US [patent_app_date] => 2017-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9128 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15665107 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/665107
Rapid field testing method for detecting lubricant or refrigerant additives Jul 30, 2017 Issued
Array ( [id] => 13719919 [patent_doc_number] => 20170370914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-28 [patent_title] => Systems and Methods for Detecting a Biological Condition [patent_app_type] => utility [patent_app_number] => 15/646111 [patent_app_country] => US [patent_app_date] => 2017-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21007 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15646111 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/646111
Systems and Methods for Detecting a Biological Condition Jul 10, 2017 Abandoned
Array ( [id] => 12125392 [patent_doc_number] => 20180008978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'READY-TO-USE DEVICE FOR MOUSE BONE MARROW CELLS ISOLATION' [patent_app_type] => utility [patent_app_number] => 15/646212 [patent_app_country] => US [patent_app_date] => 2017-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 2841 [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] => 15646212 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/646212
READY-TO-USE DEVICE FOR MOUSE BONE MARROW CELLS ISOLATION Jul 10, 2017 Abandoned
Array ( [id] => 14003921 [patent_doc_number] => 10220391 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-05 [patent_title] => Assembly for storing and mixing two substances [patent_app_type] => utility [patent_app_number] => 15/640646 [patent_app_country] => US [patent_app_date] => 2017-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5120 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 361 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15640646 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/640646
Assembly for storing and mixing two substances Jul 2, 2017 Issued
Array ( [id] => 17310025 [patent_doc_number] => 11211151 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-28 [patent_title] => Integrated workflow for processing tissue samples from breast biopsy procedures [patent_app_type] => utility [patent_app_number] => 15/638843 [patent_app_country] => US [patent_app_date] => 2017-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 37 [patent_no_of_words] => 19226 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15638843 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/638843
Integrated workflow for processing tissue samples from breast biopsy procedures Jun 29, 2017 Issued
Array ( [id] => 17046010 [patent_doc_number] => 11099182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-24 [patent_title] => Detection apparatus and detection method [patent_app_type] => utility [patent_app_number] => 15/637957 [patent_app_country] => US [patent_app_date] => 2017-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 52 [patent_no_of_words] => 21542 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15637957 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/637957
Detection apparatus and detection method Jun 28, 2017 Issued
Array ( [id] => 12117732 [patent_doc_number] => 20180001318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-04 [patent_title] => 'WELL PLATE AND METHOD OF USING THE SAME' [patent_app_type] => utility [patent_app_number] => 15/638219 [patent_app_country] => US [patent_app_date] => 2017-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6134 [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] => 15638219 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/638219
WELL PLATE AND METHOD OF USING THE SAME Jun 28, 2017 Abandoned
Array ( [id] => 12673117 [patent_doc_number] => 20180116205 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => CONTAINER SYSTEM FOR TRANSPORT OF BIOLOGICAL MATERIAL, USES THEREOF AND METHODS OF PACKAGING [patent_app_type] => utility [patent_app_number] => 15/612793 [patent_app_country] => US [patent_app_date] => 2017-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10332 [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] => 15612793 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/612793
Container system for transport of biological material, uses thereof and methods of packaging Jun 1, 2017 Issued
Array ( [id] => 13575493 [patent_doc_number] => 20180339295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => SUPPORT FOR BOTTLES [patent_app_type] => utility [patent_app_number] => 15/606591 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3593 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15606591 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/606591
Support for bottles May 25, 2017 Issued
Array ( [id] => 12655999 [patent_doc_number] => 20180110499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => NASAL IRRIGATION DIAGNOSTIC DEVICE [patent_app_type] => utility [patent_app_number] => 15/604205 [patent_app_country] => US [patent_app_date] => 2017-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5615 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15604205 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/604205
NASAL IRRIGATION DIAGNOSTIC DEVICE May 23, 2017 Abandoned
Array ( [id] => 11937847 [patent_doc_number] => 20170241997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-24 [patent_title] => 'CHEMICAL SENSOR, METHOD OF PRODUCING CHEMICAL SENSOR, AND CHEMICAL DETECTION APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/589092 [patent_app_country] => US [patent_app_date] => 2017-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 8725 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 7 [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] => 15589092 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/589092
CHEMICAL SENSOR, METHOD OF PRODUCING CHEMICAL SENSOR, AND CHEMICAL DETECTION APPARATUS May 7, 2017 Abandoned
Array ( [id] => 11995329 [patent_doc_number] => 20170299483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-19 [patent_title] => 'DEVICES AND METHODS FOR PREPARING BIOLOGICAL SAMPLES' [patent_app_type] => utility [patent_app_number] => 15/485431 [patent_app_country] => US [patent_app_date] => 2017-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 20217 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15485431 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/485431
DEVICES AND METHODS FOR PREPARING BIOLOGICAL SAMPLES Apr 11, 2017 Abandoned
Array ( [id] => 11980864 [patent_doc_number] => 20170285018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'SENSOR, METHOD OF FORMING A SENSOR AND USE THEREOF' [patent_app_type] => utility [patent_app_number] => 15/475313 [patent_app_country] => US [patent_app_date] => 2017-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4746 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 15475313 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/475313
SENSOR, METHOD OF FORMING A SENSOR AND USE THEREOF Mar 30, 2017 Abandoned
Array ( [id] => 14007813 [patent_doc_number] => 10222358 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-05 [patent_title] => Gas detection sheet [patent_app_type] => utility [patent_app_number] => 15/467272 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5190 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15467272 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/467272
Gas detection sheet Mar 22, 2017 Issued
Array ( [id] => 17237585 [patent_doc_number] => 11181459 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-23 [patent_title] => Compact condensation particle counter technology [patent_app_type] => utility [patent_app_number] => 15/467746 [patent_app_country] => US [patent_app_date] => 2017-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 33 [patent_no_of_words] => 4455 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15467746 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/467746
Compact condensation particle counter technology Mar 22, 2017 Issued
Array ( [id] => 11972473 [patent_doc_number] => 20170276627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'METAL OXIDE-BASED CHEMICAL SENSORS' [patent_app_type] => utility [patent_app_number] => 15/466712 [patent_app_country] => US [patent_app_date] => 2017-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 20557 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [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] => 15466712 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/466712
METAL OXIDE-BASED CHEMICAL SENSORS Mar 21, 2017 Abandoned
Array ( [id] => 11961694 [patent_doc_number] => 20170265847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-21 [patent_title] => 'CONTAINMENT DEVICE FOR BIOLOGICAL SAMPLES' [patent_app_type] => utility [patent_app_number] => 15/463080 [patent_app_country] => US [patent_app_date] => 2017-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2297 [patent_no_of_claims] => 11 [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] => 15463080 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/463080
CONTAINMENT DEVICE FOR BIOLOGICAL SAMPLES Mar 19, 2017 Abandoned
Array ( [id] => 14104877 [patent_doc_number] => 20190094114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-28 [patent_title] => Devices and Methods for Biological Assay Sample Preparation and Delivery [patent_app_type] => utility [patent_app_number] => 16/081799 [patent_app_country] => US [patent_app_date] => 2017-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -56 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16081799 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/081799
Devices and methods for biological assay sample preparation and delivery Mar 13, 2017 Issued
Array ( [id] => 11964895 [patent_doc_number] => 20170269047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-21 [patent_title] => 'CORE-SHELL TYPE CATALYST AND GAS SENSOR INCLUDING THE CATALYST' [patent_app_type] => utility [patent_app_number] => 15/455113 [patent_app_country] => US [patent_app_date] => 2017-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7662 [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] => 15455113 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/455113
Core-shell type catalyst and gas sensor including the catalyst Mar 8, 2017 Issued
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