Search

Bret P. Chen

Examiner (ID: 13930, Phone: (571)272-1417 , Office: P/1715 )

Most Active Art Unit
1715
Art Unit(s)
1718, 1792, 1715, 1762, 1112, 1754
Total Applications
2280
Issued Applications
1776
Pending Applications
184
Abandoned Applications
348

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18768935 [patent_doc_number] => 20230363689 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => INTRAPROCEDURAL AUTOMATED SYSTEM FOR LOCALIZING IDIOPATHIC VENTRICULAR ARRHYTHMIA ORIGINS [patent_app_type] => utility [patent_app_number] => 18/041506 [patent_app_country] => US [patent_app_date] => 2021-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18041506 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/041506
Intraprocedural automated system for localizing idiopathic ventricular arrhythmia origins Aug 4, 2021 Issued
Array ( [id] => 18164204 [patent_doc_number] => 20230030799 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => EXPANDABLE-MOUTH CATHETER DELIVERY-ASSIST TOOL [patent_app_type] => utility [patent_app_number] => 17/391556 [patent_app_country] => US [patent_app_date] => 2021-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9295 [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] => 17391556 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/391556
Expandable-mouth catheter delivery-assist tool Aug 1, 2021 Issued
Array ( [id] => 17503153 [patent_doc_number] => 20220096255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => ANATOMIC NEEDLE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/388471 [patent_app_country] => US [patent_app_date] => 2021-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7714 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17388471 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/388471
Anatomic needle system Jul 28, 2021 Issued
Array ( [id] => 19209281 [patent_doc_number] => 11998311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Guidewire positioning catheter [patent_app_type] => utility [patent_app_number] => 17/443398 [patent_app_country] => US [patent_app_date] => 2021-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 59 [patent_figures_cnt] => 103 [patent_no_of_words] => 11315 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17443398 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/443398
Guidewire positioning catheter Jul 25, 2021 Issued
Array ( [id] => 19503478 [patent_doc_number] => 12114875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Fecalith removal system [patent_app_type] => utility [patent_app_number] => 17/385468 [patent_app_country] => US [patent_app_date] => 2021-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 5813 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17385468 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/385468
Fecalith removal system Jul 25, 2021 Issued
Array ( [id] => 17383635 [patent_doc_number] => 20220031487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => NON-UNIFORM LOADING SYSTEMS AND METHODS FOR IMPLANTABLE MEDICAL DEVICES [patent_app_type] => utility [patent_app_number] => 17/369433 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14507 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17369433 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369433
NON-UNIFORM LOADING SYSTEMS AND METHODS FOR IMPLANTABLE MEDICAL DEVICES Jul 6, 2021 Abandoned
Array ( [id] => 17297583 [patent_doc_number] => 20210393422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => KIRIGAMI-INSPIRED STENTS FOR SUSTAINED LOCAL DELIVERY OF THERAPEUTICS [patent_app_type] => utility [patent_app_number] => 17/353500 [patent_app_country] => US [patent_app_date] => 2021-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16636 [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] => 17353500 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/353500
Kirigami-inspired stents for sustained local delivery of therapeutics Jun 20, 2021 Issued
Array ( [id] => 18550385 [patent_doc_number] => 20230248385 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => WOUND DEBRIDEMENT CLOTH [patent_app_type] => utility [patent_app_number] => 18/009058 [patent_app_country] => US [patent_app_date] => 2021-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3533 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18009058 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/009058
WOUND DEBRIDEMENT CLOTH Jun 9, 2021 Pending
Array ( [id] => 18043759 [patent_doc_number] => 11517694 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-06 [patent_title] => Yankauer suction device with auxiliary access port [patent_app_type] => utility [patent_app_number] => 17/337897 [patent_app_country] => US [patent_app_date] => 2021-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 8624 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17337897 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/337897
Yankauer suction device with auxiliary access port Jun 2, 2021 Issued
Array ( [id] => 19649919 [patent_doc_number] => 12171679 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Stent having reduced axial shrinkage upon radial expansion [patent_app_type] => utility [patent_app_number] => 17/320682 [patent_app_country] => US [patent_app_date] => 2021-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6005 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17320682 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/320682
Stent having reduced axial shrinkage upon radial expansion May 13, 2021 Issued
Array ( [id] => 17050406 [patent_doc_number] => 20210259840 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => Cardiac Valve Downsizing Device And Method [patent_app_type] => utility [patent_app_number] => 17/246640 [patent_app_country] => US [patent_app_date] => 2021-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14936 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17246640 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/246640
Cardiac valve downsizing device and method Apr 30, 2021 Issued
Array ( [id] => 17154397 [patent_doc_number] => 20210315448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => METHODS AND APPARATUS FOR TREATING DISORDERS OF THE EAR NOSE AND THROAT [patent_app_type] => utility [patent_app_number] => 17/243669 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17243669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243669
Methods and apparatus for treating disorders of the ear nose and throat Apr 28, 2021 Issued
Array ( [id] => 17004967 [patent_doc_number] => 20210236128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => POWER ASSIST DEVICE FOR A SURGICAL INSTRUMENT [patent_app_type] => utility [patent_app_number] => 17/236536 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17236536 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/236536
Power assist device for a surgical instrument Apr 20, 2021 Issued
Array ( [id] => 19535277 [patent_doc_number] => 12127810 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Power axle wrist for robotic surgical tool [patent_app_type] => utility [patent_app_number] => 17/229452 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8246 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17229452 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/229452
Power axle wrist for robotic surgical tool Apr 12, 2021 Issued
Array ( [id] => 19674201 [patent_doc_number] => 12186039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Semi-automatic precision positioning robot apparatus and method [patent_app_type] => utility [patent_app_number] => 17/220420 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11080 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [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] => 17220420 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220420
Semi-automatic precision positioning robot apparatus and method Mar 31, 2021 Issued
Array ( [id] => 16961227 [patent_doc_number] => 20210212726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => Nasal Valve Implants and Methods of Implanting the Same [patent_app_type] => utility [patent_app_number] => 17/214875 [patent_app_country] => US [patent_app_date] => 2021-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17214875 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/214875
Nasal valve implants and methods of implanting the same Mar 27, 2021 Issued
Array ( [id] => 19503692 [patent_doc_number] => 12115090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Stent graft delivery system including stent graft cutter [patent_app_type] => utility [patent_app_number] => 17/212689 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 20 [patent_no_of_words] => 6384 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17212689 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/212689
Stent graft delivery system including stent graft cutter Mar 24, 2021 Issued
Array ( [id] => 17095160 [patent_doc_number] => 20210282951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => STENT RETENTION [patent_app_type] => utility [patent_app_number] => 17/198685 [patent_app_country] => US [patent_app_date] => 2021-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17198685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/198685
Stent retention Mar 10, 2021 Issued
Array ( [id] => 17035248 [patent_doc_number] => 20210252206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => VEIN COMPRESSION METHOD FOR RESTRICTING BLOOD STEAL THROUGH A FISTULA [patent_app_type] => utility [patent_app_number] => 17/196750 [patent_app_country] => US [patent_app_date] => 2021-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17196750 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/196750
VEIN COMPRESSION METHOD FOR RESTRICTING BLOOD STEAL THROUGH A FISTULA Mar 8, 2021 Abandoned
Array ( [id] => 16946271 [patent_doc_number] => 20210204962 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => INTUITIVELY AND RAPIDLY APPLICABLE TOURNIQUETS [patent_app_type] => utility [patent_app_number] => 17/180931 [patent_app_country] => US [patent_app_date] => 2021-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17180931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/180931
Intuitively and rapidly applicable tourniquets Feb 21, 2021 Issued
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