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] => 20686370 [patent_doc_number] => 12616496 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-05 [patent_title] => Atherectomy system with anterograde and retrograde ablation [patent_app_type] => utility [patent_app_number] => 17/894033 [patent_app_country] => US [patent_app_date] => 2022-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 1086 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17894033 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/894033
Atherectomy system with anterograde and retrograde ablation Aug 22, 2022 Issued
Array ( [id] => 19896739 [patent_doc_number] => 12274633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Stent retention [patent_app_type] => utility [patent_app_number] => 17/885723 [patent_app_country] => US [patent_app_date] => 2022-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 3674 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17885723 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/885723
Stent retention Aug 10, 2022 Issued
Array ( [id] => 19607813 [patent_doc_number] => 12156670 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Catheter delivered endovascular devices [patent_app_type] => utility [patent_app_number] => 17/882553 [patent_app_country] => US [patent_app_date] => 2022-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 53 [patent_figures_cnt] => 129 [patent_no_of_words] => 37996 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 1162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882553 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882553
Catheter delivered endovascular devices Aug 5, 2022 Issued
Array ( [id] => 17980951 [patent_doc_number] => 20220346987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => ENDOVASCULAR STENT-GRAFT WITH FATIGUE-RESISTANT LATERAL TUBE [patent_app_type] => utility [patent_app_number] => 17/863595 [patent_app_country] => US [patent_app_date] => 2022-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12024 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -56 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17863595 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/863595
Endovascular stent-graft with fatigue-resistant lateral tube Jul 12, 2022 Issued
Array ( [id] => 17958180 [patent_doc_number] => 20220338760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => SURGICAL SYSTEM AND METHOD OF EVALUATING THE EXTENT TO WHICH A LIMB IS HELD BY A LIMB HOLDER [patent_app_type] => utility [patent_app_number] => 17/852440 [patent_app_country] => US [patent_app_date] => 2022-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17852440 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/852440
Surgical system and method of evaluating the extent to which a limb is held by a limb holder Jun 28, 2022 Issued
Array ( [id] => 19430524 [patent_doc_number] => 20240299022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => EYE BAG SUPPORT [patent_app_type] => utility [patent_app_number] => 18/573568 [patent_app_country] => US [patent_app_date] => 2022-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18573568 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/573568
EYE BAG SUPPORT Jun 27, 2022 Pending
Array ( [id] => 17910919 [patent_doc_number] => 20220313314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => SCISSOR SLEEVE ASSEMBLY PROTECTION [patent_app_type] => utility [patent_app_number] => 17/844638 [patent_app_country] => US [patent_app_date] => 2022-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13185 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844638
SCISSOR SLEEVE ASSEMBLY PROTECTION Jun 19, 2022 Pending
Array ( [id] => 17927850 [patent_doc_number] => 20220322975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => APPLICATORS FOR APPLYING TRANSCUTANEOUS ANALYTE SENSORS AND ASSOCIATED METHODS OF MANUFACTURE [patent_app_type] => utility [patent_app_number] => 17/842624 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25120 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17842624 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/842624
Applicators for applying transcutaneous analyte sensors and associated methods of manufacture Jun 15, 2022 Issued
Array ( [id] => 17880923 [patent_doc_number] => 20220296400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => STENT SYSTEM DEPLOYMENT APPARATUS FOR BIFURCATED LESION [patent_app_type] => utility [patent_app_number] => 17/837568 [patent_app_country] => US [patent_app_date] => 2022-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17837568 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/837568
STENT SYSTEM DEPLOYMENT APPARATUS FOR BIFURCATED LESION Jun 9, 2022 Pending
Array ( [id] => 17850120 [patent_doc_number] => 20220280161 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => PERCUTANEOUS TISSUE ANCHOR TECHNIQUES [patent_app_type] => utility [patent_app_number] => 17/827646 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17827646 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827646
Percutaneous tissue anchor techniques May 26, 2022 Issued
Array ( [id] => 17850103 [patent_doc_number] => 20220280144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => MEDICAL DEVICE AND SYSTEM FOR OCCLUDING A TISSUE OPENING AND METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/826470 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9315 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826470
Medical device and system for occluding a tissue opening and method thereof May 26, 2022 Issued
Array ( [id] => 19439640 [patent_doc_number] => 12089862 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Clot retrieval system [patent_app_type] => utility [patent_app_number] => 17/741673 [patent_app_country] => US [patent_app_date] => 2022-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 47 [patent_figures_cnt] => 120 [patent_no_of_words] => 30585 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 665 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17741673 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/741673
Clot retrieval system May 10, 2022 Issued
Array ( [id] => 19231753 [patent_doc_number] => 20240188944 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => APPARATUS AND METHOD FOR REMOVING TISSUE [patent_app_type] => utility [patent_app_number] => 18/287522 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9460 [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] => 18287522 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/287522
APPARATUS AND METHOD FOR REMOVING TISSUE Apr 27, 2022 Pending
Array ( [id] => 19352864 [patent_doc_number] => 12053289 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Method and system for identifying a location for nerve stimulation [patent_app_type] => utility [patent_app_number] => 17/724058 [patent_app_country] => US [patent_app_date] => 2022-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 12358 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17724058 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/724058
Method and system for identifying a location for nerve stimulation Apr 18, 2022 Issued
Array ( [id] => 17759595 [patent_doc_number] => 20220233207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => RETRIEVAL SYSTEMS AND METHODS FOR USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/659605 [patent_app_country] => US [patent_app_date] => 2022-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17690 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17659605 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/659605
RETRIEVAL SYSTEMS AND METHODS FOR USE THEREOF Apr 17, 2022 Issued
Array ( [id] => 20075902 [patent_doc_number] => 12349930 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-08 [patent_title] => Retrieval systems and methods for use thereof [patent_app_type] => utility [patent_app_number] => 17/659601 [patent_app_country] => US [patent_app_date] => 2022-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 62 [patent_no_of_words] => 12689 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17659601 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/659601
Retrieval systems and methods for use thereof Apr 17, 2022 Issued
Array ( [id] => 19104268 [patent_doc_number] => 11957335 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Surgical method and system for performing the same [patent_app_type] => utility [patent_app_number] => 17/721173 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 71 [patent_no_of_words] => 12872 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17721173 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/721173
Surgical method and system for performing the same Apr 13, 2022 Issued
Array ( [id] => 19215835 [patent_doc_number] => 20240180539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => A SYSTEM AND TAMPONADE FOR TREATING PENETRATING WOUNDS [patent_app_type] => utility [patent_app_number] => 18/285393 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12550 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18285393 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/285393
A SYSTEM AND TAMPONADE FOR TREATING PENETRATING WOUNDS Apr 11, 2022 Pending
Array ( [id] => 19231346 [patent_doc_number] => 20240188536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => AN ANIMAL TAG APPLICATOR [patent_app_type] => utility [patent_app_number] => 18/554472 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18554472 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/554472
AN ANIMAL TAG APPLICATOR Apr 6, 2022 Pending
Array ( [id] => 19209194 [patent_doc_number] => 11998224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Clot retrieval system [patent_app_type] => utility [patent_app_number] => 17/713162 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 78 [patent_figures_cnt] => 191 [patent_no_of_words] => 51251 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 403 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17713162 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/713162
Clot retrieval system Apr 3, 2022 Issued
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