Search

Joseph Chang

Examiner (ID: 8296, Phone: (571)272-1759 , Office: P/2842 )

Most Active Art Unit
2817
Art Unit(s)
2817, 2843, 2842, 2849
Total Applications
2170
Issued Applications
1916
Pending Applications
115
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16868751 [patent_doc_number] => 20210162218 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => SYSTEM FOR MEASUREMENT OF IMPEDANCE CARDIOGRAPHY [patent_app_type] => utility [patent_app_number] => 17/109864 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6047 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17109864 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/109864
System for measurement of impedance cardiography Dec 1, 2020 Issued
Array ( [id] => 16853728 [patent_doc_number] => 20210154473 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => IMPLANTABLE LEAD WITH ASYMMETRIC FIDUCIAL MARKER [patent_app_type] => utility [patent_app_number] => 16/952680 [patent_app_country] => US [patent_app_date] => 2020-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16952680 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/952680
Implantable lead with asymmetric fiducial marker Nov 18, 2020 Issued
Array ( [id] => 19011896 [patent_doc_number] => 11918798 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Next generation total artificial heart [patent_app_type] => utility [patent_app_number] => 17/779058 [patent_app_country] => US [patent_app_date] => 2020-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 37 [patent_no_of_words] => 19445 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17779058 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/779058
Next generation total artificial heart Nov 15, 2020 Issued
Array ( [id] => 18852500 [patent_doc_number] => 11850048 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Methods and systems for determining emotional connectivity using physiological measurements from connected devices [patent_app_type] => utility [patent_app_number] => 17/776833 [patent_app_country] => US [patent_app_date] => 2020-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 17076 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 571 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17776833 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/776833
Methods and systems for determining emotional connectivity using physiological measurements from connected devices Nov 12, 2020 Issued
Array ( [id] => 18354143 [patent_doc_number] => 11642529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-09 [patent_title] => Stimulator systems and methods for obstructive sleep apnea [patent_app_type] => utility [patent_app_number] => 17/091182 [patent_app_country] => US [patent_app_date] => 2020-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 18026 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17091182 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/091182
Stimulator systems and methods for obstructive sleep apnea Nov 5, 2020 Issued
Array ( [id] => 18383511 [patent_doc_number] => 11654276 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Catheter pump [patent_app_type] => utility [patent_app_number] => 17/086377 [patent_app_country] => US [patent_app_date] => 2020-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 25 [patent_no_of_words] => 10177 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17086377 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/086377
Catheter pump Oct 30, 2020 Issued
Array ( [id] => 18398325 [patent_doc_number] => 11660441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-30 [patent_title] => Catheter pump [patent_app_type] => utility [patent_app_number] => 17/086378 [patent_app_country] => US [patent_app_date] => 2020-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 25 [patent_no_of_words] => 10178 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17086378 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/086378
Catheter pump Oct 30, 2020 Issued
Array ( [id] => 18383519 [patent_doc_number] => 11654284 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Stimulator systems and methods for obstructive sleep apnea [patent_app_type] => utility [patent_app_number] => 17/083532 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 18023 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17083532 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/083532
Stimulator systems and methods for obstructive sleep apnea Oct 28, 2020 Issued
Array ( [id] => 16838103 [patent_doc_number] => 20210146115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => CARDIAC OUTPUT CONTROLLED ELECTROACTIVE POLYMER SLEEVE HEART ASSIST APPARATUS AND METHOD OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/073036 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24600 [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] => 17073036 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/073036
CARDIAC OUTPUT CONTROLLED ELECTROACTIVE POLYMER SLEEVE HEART ASSIST APPARATUS AND METHOD OF USE THEREOF Oct 15, 2020 Abandoned
Array ( [id] => 16838105 [patent_doc_number] => 20210146117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => CARDIAC OUTPUT CONTROL APPARATUS AND METHOD OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/071665 [patent_app_country] => US [patent_app_date] => 2020-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17071665 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/071665
Cardiac output control apparatus and method of use thereof Oct 14, 2020 Issued
Array ( [id] => 17280986 [patent_doc_number] => 11198000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-14 [patent_title] => Methods for delivering pulsed electric current to living tissue [patent_app_type] => utility [patent_app_number] => 17/033165 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 18278 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 453 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17033165 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/033165
Methods for delivering pulsed electric current to living tissue Sep 24, 2020 Issued
Array ( [id] => 16569363 [patent_doc_number] => 20210008369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => SYSTEMS AND METHOD FOR DELIVERING PULSED ELECTRIC CURRENT TO LIVING TISSUE [patent_app_type] => utility [patent_app_number] => 17/033099 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17033099 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/033099
Systems and method for delivering pulsed electric current to living tissue Sep 24, 2020 Issued
Array ( [id] => 16466989 [patent_doc_number] => 20200368526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => STIMULATOR SYSTEMS AND METHODS FOR OBSTRUCTIVE SLEEP APNEA [patent_app_type] => utility [patent_app_number] => 16/992439 [patent_app_country] => US [patent_app_date] => 2020-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18006 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16992439 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/992439
STIMULATOR SYSTEMS AND METHODS FOR OBSTRUCTIVE SLEEP APNEA Aug 12, 2020 Abandoned
Array ( [id] => 17412304 [patent_doc_number] => 20220047208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => CONTACTLESS SLEEP DETECTION AND DISTURBANCE ATTRIBUTION [patent_app_type] => utility [patent_app_number] => 16/990705 [patent_app_country] => US [patent_app_date] => 2020-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16990705 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/990705
Contactless sleep detection and disturbance attribution Aug 10, 2020 Issued
Array ( [id] => 19150058 [patent_doc_number] => 11974948 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-07 [patent_title] => Method, apparatus, and a system for robotic assisted surgery [patent_app_type] => utility [patent_app_number] => 16/986064 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 45 [patent_no_of_words] => 9055 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16986064 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/986064
Method, apparatus, and a system for robotic assisted surgery Aug 4, 2020 Issued
Array ( [id] => 18084501 [patent_doc_number] => 11534611 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-27 [patent_title] => Therapeutic modulation to treat blood glucose abnormalities, including type 2 diabetes, and/or reduce HBA1C levels, and associated systems and methods [patent_app_type] => utility [patent_app_number] => 16/985127 [patent_app_country] => US [patent_app_date] => 2020-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 19218 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16985127 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/985127
Therapeutic modulation to treat blood glucose abnormalities, including type 2 diabetes, and/or reduce HBA1C levels, and associated systems and methods Aug 3, 2020 Issued
Array ( [id] => 16619507 [patent_doc_number] => 20210038160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => METHOD FOR DETERMINING AN ITEM OF PATIENT INFORMATION, MEDICAL ENGINEERING ARRANGEMENT, COMPUTER PROGRAM AND ELECTRONICALLY READABLE DATA CARRIER [patent_app_type] => utility [patent_app_number] => 16/985210 [patent_app_country] => US [patent_app_date] => 2020-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16985210 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/985210
METHOD FOR DETERMINING AN ITEM OF PATIENT INFORMATION, MEDICAL ENGINEERING ARRANGEMENT, COMPUTER PROGRAM AND ELECTRONICALLY READABLE DATA CARRIER Aug 3, 2020 Abandoned
Array ( [id] => 16397475 [patent_doc_number] => 20200338333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => Fibrous Connective Tissue Pain Suppression System [patent_app_type] => utility [patent_app_number] => 16/924617 [patent_app_country] => US [patent_app_date] => 2020-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13288 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16924617 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/924617
Fibrous Connective Tissue Pain Suppression System Jul 8, 2020 Abandoned
Array ( [id] => 16569254 [patent_doc_number] => 20210008260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => Spiral Flow-Inducing Exo-Graft [patent_app_type] => utility [patent_app_number] => 16/924247 [patent_app_country] => US [patent_app_date] => 2020-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5491 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16924247 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/924247
Spiral Flow-Inducing Exo-Graft Jul 8, 2020 Abandoned
Array ( [id] => 19777605 [patent_doc_number] => 12226626 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Electrode and percutaneous lead and method of use [patent_app_type] => utility [patent_app_number] => 16/946714 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 59 [patent_no_of_words] => 11541 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16946714 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946714
Electrode and percutaneous lead and method of use Jun 30, 2020 Issued
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