Search

Audrey Y. Chang

Examiner (ID: 3815, Phone: (571)272-2309 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2507, 2872
Total Applications
2292
Issued Applications
1155
Pending Applications
180
Abandoned Applications
968

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18341180 [patent_doc_number] => 11638648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-02 [patent_title] => Wrist arthroplasty system and method [patent_app_type] => utility [patent_app_number] => 17/152268 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6922 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17152268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/152268
Wrist arthroplasty system and method Jan 18, 2021 Issued
Array ( [id] => 18003254 [patent_doc_number] => 20220362020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => SELF-EXPANDABLE ATRIOVENTRICULAR VALVE PROSTHESIS DEVICE [patent_app_type] => utility [patent_app_number] => 17/625733 [patent_app_country] => US [patent_app_date] => 2021-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7446 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17625733 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/625733
SELF-EXPANDABLE ATRIOVENTRICULAR VALVE PROSTHESIS DEVICE Jan 17, 2021 Abandoned
Array ( [id] => 17695776 [patent_doc_number] => 11369475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Lateralized dual-mobility assembly [patent_app_type] => utility [patent_app_number] => 17/149068 [patent_app_country] => US [patent_app_date] => 2021-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 12611 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 507 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17149068 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/149068
Lateralized dual-mobility assembly Jan 13, 2021 Issued
Array ( [id] => 16791468 [patent_doc_number] => 20210121285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => INTRAOCULAR LENS HAVING AN ASYMMETRIC HINGED CLOSED-LOOP HAPTIC STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/140740 [patent_app_country] => US [patent_app_date] => 2021-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4666 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17140740 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/140740
Intraocular lens having an asymmetric hinged closed-loop haptic structure Jan 3, 2021 Issued
Array ( [id] => 16939733 [patent_doc_number] => 11051946 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Joint surface replacement system [patent_app_type] => utility [patent_app_number] => 17/137572 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 42 [patent_no_of_words] => 6466 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17137572 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/137572
Joint surface replacement system Dec 29, 2020 Issued
Array ( [id] => 16907912 [patent_doc_number] => 11039928 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-22 [patent_title] => Joint surface replacement system [patent_app_type] => utility [patent_app_number] => 17/137695 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 42 [patent_no_of_words] => 6421 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17137695 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/137695
Joint surface replacement system Dec 29, 2020 Issued
Array ( [id] => 18859937 [patent_doc_number] => 20230414371 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => COLLAGEN MENISCUS CAP AND A METHOD FOR THE PRODUCTION OF A COLLAGEN MENISCUS CAP [patent_app_type] => utility [patent_app_number] => 18/248735 [patent_app_country] => US [patent_app_date] => 2020-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18248735 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/248735
COLLAGEN MENISCUS CAP AND A METHOD FOR THE PRODUCTION OF A COLLAGEN MENISCUS CAP Dec 28, 2020 Pending
Array ( [id] => 16791470 [patent_doc_number] => 20210121287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => INTRAOCULAR LENS WITH REINFORCING LAYER [patent_app_type] => utility [patent_app_number] => 17/135032 [patent_app_country] => US [patent_app_date] => 2020-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10147 [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] => 17135032 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/135032
INTRAOCULAR LENS WITH REINFORCING LAYER Dec 27, 2020 Abandoned
Array ( [id] => 16695260 [patent_doc_number] => 10945829 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-16 [patent_title] => Stent/graft assembly [patent_app_type] => utility [patent_app_number] => 17/132606 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 36 [patent_figures_cnt] => 57 [patent_no_of_words] => 12352 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17132606 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/132606
Stent/graft assembly Dec 22, 2020 Issued
Array ( [id] => 19225314 [patent_doc_number] => 12004943 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Artificial iris, a method for controlling an artificial iris, an artificial iris, a method for controlling an artificial iris, and a method for determining a user-specific profile for an artificial iris and a method for determining a user-specific profile for an artificial iris [patent_app_type] => utility [patent_app_number] => 17/128097 [patent_app_country] => US [patent_app_date] => 2020-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 11479 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17128097 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/128097
Artificial iris, a method for controlling an artificial iris, an artificial iris, a method for controlling an artificial iris, and a method for determining a user-specific profile for an artificial iris and a method for determining a user-specific profile for an artificial iris Dec 18, 2020 Issued
Array ( [id] => 16930563 [patent_doc_number] => 20210196452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => ACHROMATIC LENSES AND LENSES HAVING DIFFRACTIVE PROFILES WITH IRREGULAR WIDTH FOR VISION TREATMENT [patent_app_type] => utility [patent_app_number] => 17/127947 [patent_app_country] => US [patent_app_date] => 2020-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10414 [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] => 17127947 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/127947
Achromatic lenses and lenses having diffractive profiles with irregular width for vision treatment Dec 17, 2020 Issued
Array ( [id] => 19456649 [patent_doc_number] => 12097113 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Bioprosthetic valve and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/115812 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 4120 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17115812 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/115812
Bioprosthetic valve and preparation method thereof Dec 8, 2020 Issued
Array ( [id] => 18143028 [patent_doc_number] => 20230016874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => EYE IMPLANT FOR AN ACCOMMODATIVE INTRAOCULAR LENS [patent_app_type] => utility [patent_app_number] => 17/784049 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4321 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17784049 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784049
Eye implant for an accommodative intraocular lens Dec 3, 2020 Issued
Array ( [id] => 17695779 [patent_doc_number] => 11369478 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Orthopaedic knee prosthesis having controlled condylar curvature [patent_app_type] => utility [patent_app_number] => 17/108309 [patent_app_country] => US [patent_app_date] => 2020-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 10190 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 536 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17108309 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/108309
Orthopaedic knee prosthesis having controlled condylar curvature Nov 30, 2020 Issued
Array ( [id] => 16930561 [patent_doc_number] => 20210196450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => ACHROMATIC LENSES FOR VISION TREATMENT [patent_app_type] => utility [patent_app_number] => 17/103931 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17103931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/103931
Achromatic lenses for vision treatment Nov 23, 2020 Issued
Array ( [id] => 18933625 [patent_doc_number] => 11886046 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Multi-region refractive lenses for vision treatment [patent_app_type] => utility [patent_app_number] => 17/103922 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 10577 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17103922 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/103922
Multi-region refractive lenses for vision treatment Nov 23, 2020 Issued
Array ( [id] => 16930562 [patent_doc_number] => 20210196451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => ACHROMATIC LENSES WITH ZONE ORDER MIXING FOR VISION TREATMENT [patent_app_type] => utility [patent_app_number] => 17/103935 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17103935 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/103935
Achromatic lenses with zone order mixing for vision treatment Nov 23, 2020 Issued
Array ( [id] => 17895174 [patent_doc_number] => 20220304836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => STENT SYSTEM AND VASCULAR STENT [patent_app_type] => utility [patent_app_number] => 17/634875 [patent_app_country] => US [patent_app_date] => 2020-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4942 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17634875 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/634875
Stent system and vascular stent Nov 10, 2020 Issued
Array ( [id] => 16655756 [patent_doc_number] => 20210052392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => Joint Surface Replacement System [patent_app_type] => utility [patent_app_number] => 17/093891 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17093891 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/093891
Joint surface replacement system Nov 9, 2020 Issued
Array ( [id] => 20401115 [patent_doc_number] => 12491074 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Composite implant for total meniscus reconstruction [patent_app_type] => utility [patent_app_number] => 17/755749 [patent_app_country] => US [patent_app_date] => 2020-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17755749 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/755749
Composite implant for total meniscus reconstruction Nov 5, 2020 Issued
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