Search

Chia Wei A. Chen

Examiner (ID: 460, Phone: (571)270-1707 , Office: P/2664 )

Most Active Art Unit
2664
Art Unit(s)
2664, 2696, 2699, 2637, 2622
Total Applications
1023
Issued Applications
806
Pending Applications
56
Abandoned Applications
176

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18937816 [patent_doc_number] => 20240032955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => SURGICAL INSTRUMENTS, GUIDES, AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/482496 [patent_app_country] => US [patent_app_date] => 2023-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24305 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18482496 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/482496
SURGICAL INSTRUMENTS, GUIDES, AND METHODS OF USE Oct 5, 2023 Pending
Array ( [id] => 18921000 [patent_doc_number] => 20240024004 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => SYSTEM AND METHOD FOR SURGICAL IMPLANT POSITIONING AND FIXATION [patent_app_type] => utility [patent_app_number] => 18/475061 [patent_app_country] => US [patent_app_date] => 2023-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18475061 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/475061
SYSTEM AND METHOD FOR SURGICAL IMPLANT POSITIONING AND FIXATION Sep 25, 2023 Pending
Array ( [id] => 18893377 [patent_doc_number] => 20240008862 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => RETRACTOR SYSTEM AND RETRACTOR ARM WITH DETACHABLE HANDLE [patent_app_type] => utility [patent_app_number] => 18/370662 [patent_app_country] => US [patent_app_date] => 2023-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9742 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18370662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/370662
RETRACTOR SYSTEM AND RETRACTOR ARM WITH DETACHABLE HANDLE Sep 19, 2023 Pending
Array ( [id] => 18784547 [patent_doc_number] => 20230372120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => EXPANDABLE SPINAL IMPLANT SYSTEM AND METHOD OF USING SAME [patent_app_type] => utility [patent_app_number] => 18/366101 [patent_app_country] => US [patent_app_date] => 2023-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13429 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18366101 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/366101
Expandable spinal implant system and method of using same Aug 6, 2023 Issued
Array ( [id] => 18784416 [patent_doc_number] => 20230371963 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => TARGETING GUIDE AND METHOD FOR AN IMPLANT [patent_app_type] => utility [patent_app_number] => 18/365376 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365376
TARGETING GUIDE AND METHOD FOR AN IMPLANT Aug 3, 2023 Pending
Array ( [id] => 19914950 [patent_doc_number] => 12290294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Bone fixation assembly, implants and methods of use [patent_app_type] => utility [patent_app_number] => 18/363385 [patent_app_country] => US [patent_app_date] => 2023-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 38 [patent_no_of_words] => 3494 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18363385 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/363385
Bone fixation assembly, implants and methods of use Jul 31, 2023 Issued
Array ( [id] => 18921121 [patent_doc_number] => 20240024125 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Clamp for Cementing a Prosthesis to a Patella During TKA [patent_app_type] => utility [patent_app_number] => 18/356720 [patent_app_country] => US [patent_app_date] => 2023-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5129 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18356720 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/356720
Clamp for Cementing a Prosthesis to a Patella During TKA Jul 20, 2023 Pending
Array ( [id] => 18737677 [patent_doc_number] => 20230346570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => ORTHOPEDIC IMPLANT SYSTEM AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 18/347655 [patent_app_country] => US [patent_app_date] => 2023-07-06 [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] => -27 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18347655 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/347655
ORTHOPEDIC IMPLANT SYSTEM AND METHODS OF USE Jul 5, 2023 Pending
Array ( [id] => 18752064 [patent_doc_number] => 20230355282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => IMPLANTABLE VERTEBRAL FRAME SYSTEMS AND RELATED METHODS FOR SPINAL REPAIR [patent_app_type] => utility [patent_app_number] => 18/215325 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9688 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18215325 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/215325
IMPLANTABLE VERTEBRAL FRAME SYSTEMS AND RELATED METHODS FOR SPINAL REPAIR Jun 27, 2023 Abandoned
Array ( [id] => 18877096 [patent_doc_number] => 20240000465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Hands Free Drill Guide [patent_app_type] => utility [patent_app_number] => 18/214669 [patent_app_country] => US [patent_app_date] => 2023-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1864 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18214669 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/214669
Hands Free Drill Guide Jun 26, 2023 Pending
Array ( [id] => 18707179 [patent_doc_number] => 20230329752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => CANNULA ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/337688 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18337688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/337688
Cannula assembly Jun 19, 2023 Issued
Array ( [id] => 20471696 [patent_doc_number] => 20260013914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => Bone Fixation Plate and System [patent_app_type] => utility [patent_app_number] => 18/875457 [patent_app_country] => US [patent_app_date] => 2023-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18875457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/875457
Bone Fixation Plate and System Jun 15, 2023 Pending
Array ( [id] => 18707306 [patent_doc_number] => 20230329879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => SURGICAL HAMMER [patent_app_type] => utility [patent_app_number] => 18/332002 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18332002 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332002
SURGICAL HAMMER Jun 8, 2023 Abandoned
Array ( [id] => 19081587 [patent_doc_number] => 20240108388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => HALF PINS FOR EXTERNAL FIXATORS [patent_app_type] => utility [patent_app_number] => 18/207613 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5343 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18207613 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/207613
HALF PINS FOR EXTERNAL FIXATORS Jun 7, 2023 Pending
Array ( [id] => 20391396 [patent_doc_number] => 20250366871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => FEMORAL POSTERIOR REFERENCING SIZER [patent_app_type] => utility [patent_app_number] => 18/869065 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18869065 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/869065
FEMORAL POSTERIOR REFERENCING SIZER Jun 6, 2023 Pending
Array ( [id] => 19503476 [patent_doc_number] => 12114873 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-15 [patent_title] => Trial sizer for alignment of pilot holes [patent_app_type] => utility [patent_app_number] => 18/206373 [patent_app_country] => US [patent_app_date] => 2023-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 6752 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18206373 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/206373
Trial sizer for alignment of pilot holes Jun 5, 2023 Issued
Array ( [id] => 19578661 [patent_doc_number] => 12144742 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Implant system and methods of use [patent_app_type] => utility [patent_app_number] => 18/328876 [patent_app_country] => US [patent_app_date] => 2023-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 58 [patent_figures_cnt] => 140 [patent_no_of_words] => 28168 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [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] => 18328876 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/328876
Implant system and methods of use Jun 4, 2023 Issued
Array ( [id] => 18690588 [patent_doc_number] => 20230320737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHODS AND APPARATUS FOR PERFORMING DISCECTOMY [patent_app_type] => utility [patent_app_number] => 18/327337 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5141 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327337 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327337
Methods and apparatus for performing discectomy May 31, 2023 Issued
Array ( [id] => 18655931 [patent_doc_number] => 20230301796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => DECOUPLED SPACER AND PLATE AND METHOD OF INSTALLING THE SAME [patent_app_type] => utility [patent_app_number] => 18/326360 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17944 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18326360 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/326360
DECOUPLED SPACER AND PLATE AND METHOD OF INSTALLING THE SAME May 30, 2023 Pending
Array ( [id] => 19938454 [patent_doc_number] => 12310565 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Vaginal speculum [patent_app_type] => utility [patent_app_number] => 18/312164 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312164 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312164
Vaginal speculum May 3, 2023 Issued
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