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Audrey Y. Chang

Examiner (ID: 397)

Most Active Art Unit
2872
Art Unit(s)
2872, 2507
Total Applications
2248
Issued Applications
1138
Pending Applications
188
Abandoned Applications
955

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20151462 [patent_doc_number] => 20250251300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => CONFIGURABLE SPECTRAL, COLOR AND MTF INTEGRATED TESTER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/928122 [patent_app_country] => US [patent_app_date] => 2024-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18928122 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/928122
CONFIGURABLE SPECTRAL, COLOR AND MTF INTEGRATED TESTER SYSTEM Oct 26, 2024 Pending
Array ( [id] => 19498837 [patent_doc_number] => 20240337855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => Method and Apparatus for Compensating for Atmospheric Distortion [patent_app_type] => utility [patent_app_number] => 18/745188 [patent_app_country] => US [patent_app_date] => 2024-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2797 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18745188 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/745188
Method and Apparatus for Compensating for Atmospheric Distortion Jun 16, 2024 Pending
Array ( [id] => 19362311 [patent_doc_number] => 20240264345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => OPTICAL ARTICLE WITH A HOLOGRAPHIC WAVEGUIDE [patent_app_type] => utility [patent_app_number] => 18/640760 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7242 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18640760 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/640760
OPTICAL ARTICLE WITH A HOLOGRAPHIC WAVEGUIDE Apr 18, 2024 Pending
Array ( [id] => 19346806 [patent_doc_number] => 20240255769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => METHOD AND SYSTEM FOR PROJECTION DISPLAY WITH POLARIZATION SELECTIVE REFLECTORS [patent_app_type] => utility [patent_app_number] => 18/631607 [patent_app_country] => US [patent_app_date] => 2024-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18631607 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/631607
METHOD AND SYSTEM FOR PROJECTION DISPLAY WITH POLARIZATION SELECTIVE REFLECTORS Apr 9, 2024 Pending
Array ( [id] => 19346809 [patent_doc_number] => 20240255772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => System and Method for Aperture Extension and Programmable Optical Depth Modulation via Field Evolving Cavities [patent_app_type] => utility [patent_app_number] => 18/605738 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18739 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18605738 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/605738
System and Method for Aperture Extension and Programmable Optical Depth Modulation via Field Evolving Cavities Mar 13, 2024 Pending
Array ( [id] => 19219320 [patent_doc_number] => 20240184024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => METHOD OF BUILDING A 3D FUNCTIONAL OPTICAL MATERIAL STACKING STRUCTURE [patent_app_type] => utility [patent_app_number] => 18/439434 [patent_app_country] => US [patent_app_date] => 2024-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17723 [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] => 18439434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/439434
METHOD OF BUILDING A 3D FUNCTIONAL OPTICAL MATERIAL STACKING STRUCTURE Feb 11, 2024 Pending
Array ( [id] => 19864037 [patent_doc_number] => 20250102823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => NAKED-EYE THREE-DIMENSIONAL IMAGING DEVICE [patent_app_type] => utility [patent_app_number] => 18/425877 [patent_app_country] => US [patent_app_date] => 2024-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4944 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18425877 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/425877
NAKED-EYE THREE-DIMENSIONAL IMAGING DEVICE Jan 28, 2024 Abandoned
Array ( [id] => 19956173 [patent_doc_number] => 12326584 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => Diffraction grating array for wide-angle illumination [patent_app_type] => utility [patent_app_number] => 18/421112 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 8500 [patent_no_of_claims] => 36 [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] => 18421112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/421112
Diffraction grating array for wide-angle illumination Jan 23, 2024 Issued
Array ( [id] => 19450501 [patent_doc_number] => 20240310631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => WEARABLE PUPIL-FORMING DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/406856 [patent_app_country] => US [patent_app_date] => 2024-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8396 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18406856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/406856
Wearable pupil-forming display apparatus Jan 7, 2024 Issued
Array ( [id] => 19159189 [patent_doc_number] => 20240151896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => SYSTEM AND METHODS OF UNIVERSAL PARAMETERIZATION OF HOLOGRAPHIC SENSORY DATA GENERATION, MANIPULATION AND TRANSPORT [patent_app_type] => utility [patent_app_number] => 18/544093 [patent_app_country] => US [patent_app_date] => 2023-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22303 [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] => 18544093 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/544093
SYSTEM AND METHODS OF UNIVERSAL PARAMETERIZATION OF HOLOGRAPHIC SENSORY DATA GENERATION, MANIPULATION AND TRANSPORT Dec 17, 2023 Pending
Array ( [id] => 19068782 [patent_doc_number] => 20240103208 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => DIFFRACTION GRATING STRUCTURE COMPRISING SEVERAL GRATING LINES [patent_app_type] => utility [patent_app_number] => 18/525016 [patent_app_country] => US [patent_app_date] => 2023-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4515 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18525016 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/525016
DIFFRACTION GRATING STRUCTURE COMPRISING SEVERAL GRATING LINES Nov 29, 2023 Abandoned
Array ( [id] => 19382716 [patent_doc_number] => 20240272586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => Wigner Inverse Transform Based Computer Generated Hologram for Large Object at Far Field From its Perspective Light Field [patent_app_type] => utility [patent_app_number] => 18/376477 [patent_app_country] => US [patent_app_date] => 2023-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6408 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18376477 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/376477
Wigner Inverse Transform Based Computer Generated Hologram for Large Object at Far Field From its Perspective Light Field Oct 3, 2023 Pending
Array ( [id] => 18896693 [patent_doc_number] => 20240012178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-11 [patent_title] => META-SURFACE OPTICAL ELEMENT AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 18/472662 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18472662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/472662
META-SURFACE OPTICAL ELEMENT AND METHOD OF MANUFACTURING THE SAME Sep 21, 2023 Pending
Array ( [id] => 19099328 [patent_doc_number] => 20240118556 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => SYSTEMS AND METHODS FOR GENERATING A FLAT-TOP ILLUMINATION BEAM BASED ON INTERLACING, INCOHERENTLY OVERLAPPING SPOTS [patent_app_type] => utility [patent_app_number] => 18/369609 [patent_app_country] => US [patent_app_date] => 2023-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7400 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18369609 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/369609
SYSTEMS AND METHODS FOR GENERATING A FLAT-TOP ILLUMINATION BEAM BASED ON INTERLACING, INCOHERENTLY OVERLAPPING SPOTS Sep 17, 2023 Pending
Array ( [id] => 18880977 [patent_doc_number] => 20240004346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => HOLOGRAPHIC DISPLAY APPARATUS FOR PROVIDING EXPANDED VIEWING WINDOW [patent_app_type] => utility [patent_app_number] => 18/369039 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18369039 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/369039
HOLOGRAPHIC DISPLAY APPARATUS FOR PROVIDING EXPANDED VIEWING WINDOW Sep 14, 2023 Pending
Array ( [id] => 19069014 [patent_doc_number] => 20240103440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => Method for Holographic Mastering and Replication [patent_app_type] => utility [patent_app_number] => 18/468375 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18468375 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/468375
Method for Holographic Mastering and Replication Sep 14, 2023 Abandoned
Array ( [id] => 18863633 [patent_doc_number] => 20230418069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => HEAD-MOUNTED DISPLAY EYEBALL TRACKER INTEGRATED SYSTEM [patent_app_type] => utility [patent_app_number] => 18/244255 [patent_app_country] => US [patent_app_date] => 2023-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5831 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18244255 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/244255
Head-mounted display eyeball tracker integrated system Sep 9, 2023 Issued
Array ( [id] => 18818980 [patent_doc_number] => 20230393320 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => Spatially Varying Skew Mirrors [patent_app_type] => utility [patent_app_number] => 18/453243 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453243 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453243
Spatially Varying Skew Mirrors Aug 20, 2023 Pending
Array ( [id] => 18957050 [patent_doc_number] => 20240045377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => RELAY SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/235864 [patent_app_country] => US [patent_app_date] => 2023-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 78134 [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] => 18235864 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/235864
RELAY SYSTEMS Aug 19, 2023 Pending
Array ( [id] => 20145192 [patent_doc_number] => 12379533 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Grating part and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 18/233012 [patent_app_country] => US [patent_app_date] => 2023-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 25 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18233012 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233012
Grating part and manufacturing method thereof Aug 10, 2023 Issued
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