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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] => 17111061 [patent_doc_number] => 20210291658 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => INFORMATION DISPLAY APPARATUS AND INFORMATION DISPLAYING METHOD [patent_app_type] => utility [patent_app_number] => 17/264314 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11033 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264314 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264314
INFORMATION DISPLAY APPARATUS AND INFORMATION DISPLAYING METHOD Jul 17, 2019 Abandoned
Array ( [id] => 17143286 [patent_doc_number] => 20210311299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => DISPLAY DEVICE AND OPERATING METHOD [patent_app_type] => utility [patent_app_number] => 17/263026 [patent_app_country] => US [patent_app_date] => 2019-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5963 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263026 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263026
DISPLAY DEVICE AND OPERATING METHOD Jul 17, 2019 Abandoned
Array ( [id] => 15085021 [patent_doc_number] => 20190337321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => DISPLAY BODY [patent_app_type] => utility [patent_app_number] => 16/514884 [patent_app_country] => US [patent_app_date] => 2019-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16514884 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/514884
Display body Jul 16, 2019 Issued
Array ( [id] => 15089673 [patent_doc_number] => 20190339647 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => SLIM BACKLIGHT UNIT FOR HOLOGRAPHIC DISPLAY DEVICE AND HOLOGRAPHIC DISPLAY DEVICE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/514253 [patent_app_country] => US [patent_app_date] => 2019-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16514253 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/514253
Slim backlight unit for holographic display device and holographic display device including the same Jul 16, 2019 Issued
Array ( [id] => 15089461 [patent_doc_number] => 20190339541 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => DIFFRACTIVE OPTICAL ELEMENT AND PREPARATION METHOD [patent_app_type] => utility [patent_app_number] => 16/510446 [patent_app_country] => US [patent_app_date] => 2019-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5534 [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] => 16510446 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/510446
Diffractive optical element and preparation method Jul 11, 2019 Issued
Array ( [id] => 15044825 [patent_doc_number] => 20190333417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => Label for Identifying Genuine Article Using Plurality of Nanostructures and Three-Dimensional Lens [patent_app_type] => utility [patent_app_number] => 16/504557 [patent_app_country] => US [patent_app_date] => 2019-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4787 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16504557 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/504557
Label for Identifying Genuine Article Using Plurality of Nanostructures and Three-Dimensional Lens Jul 7, 2019 Abandoned
Array ( [id] => 19794532 [patent_doc_number] => 12235477 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Deadfront configured for color matching [patent_app_type] => utility [patent_app_number] => 17/259745 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 15837 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17259745 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/259745
Deadfront configured for color matching Jul 2, 2019 Issued
Array ( [id] => 16871757 [patent_doc_number] => 20210165224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => LIGHT GUIDE PLATE, METHOD FOR MANUFACTURING LIGHT GUIDE PLATE, AND IMAGE DISPLAY DEVICE USING SAME [patent_app_type] => utility [patent_app_number] => 17/049981 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8773 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17049981 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/049981
LIGHT GUIDE PLATE, METHOD FOR MANUFACTURING LIGHT GUIDE PLATE, AND IMAGE DISPLAY DEVICE USING SAME Jul 1, 2019 Abandoned
Array ( [id] => 15026679 [patent_doc_number] => 20190324344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => MULTIBAND WAVELENGTH SELECTIVE DEVICE [patent_app_type] => utility [patent_app_number] => 16/460984 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16242 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16460984 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/460984
MULTIBAND WAVELENGTH SELECTIVE DEVICE Jul 1, 2019 Abandoned
Array ( [id] => 15327743 [patent_doc_number] => 20200004201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => Out-of-Plane Computer-Generated Multicolor Waveguide Holography [patent_app_type] => utility [patent_app_number] => 16/459045 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16459045 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/459045
Out-of-plane computer-generated multicolor waveguide holography Jun 30, 2019 Issued
Array ( [id] => 15327413 [patent_doc_number] => 20200004036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => DIFFRACTIVE OPTICAL DEVICE PROVIDING STRUCTURED LIGHT [patent_app_type] => utility [patent_app_number] => 16/455291 [patent_app_country] => US [patent_app_date] => 2019-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8611 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16455291 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/455291
Diffractive optical device providing structured light Jun 26, 2019 Issued
Array ( [id] => 15438861 [patent_doc_number] => 20200033614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => DISPLAY APPARATUS AND ON-VEHICLE HEAD-UP DISPLAY SYSTEM [patent_app_type] => utility [patent_app_number] => 16/454190 [patent_app_country] => US [patent_app_date] => 2019-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16454190 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/454190
DISPLAY APPARATUS AND ON-VEHICLE HEAD-UP DISPLAY SYSTEM Jun 26, 2019 Abandoned
Array ( [id] => 15270665 [patent_doc_number] => 20190384067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => SYSTEM AND METHOD FOR VIEWING OF TWO-DIMENSIONAL COLOR IMAGES THAT SIMULATE DEPTH WITH COLOR [patent_app_type] => utility [patent_app_number] => 16/441184 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2422 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16441184 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/441184
SYSTEM AND METHOD FOR VIEWING OF TWO-DIMENSIONAL COLOR IMAGES THAT SIMULATE DEPTH WITH COLOR Jun 13, 2019 Abandoned
Array ( [id] => 16964542 [patent_doc_number] => 20210216041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => Holographic Projector [patent_app_type] => utility [patent_app_number] => 17/056249 [patent_app_country] => US [patent_app_date] => 2019-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17056249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/056249
Holographic projector Jun 9, 2019 Issued
Array ( [id] => 15181135 [patent_doc_number] => 20190361159 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => Dielectric-Enhanced Metal Coatings for MEMS Tunable Filters [patent_app_type] => utility [patent_app_number] => 16/433524 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6857 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16433524 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/433524
Dielectric-Enhanced Metal Coatings for MEMS Tunable Filters Jun 5, 2019 Abandoned
Array ( [id] => 17127858 [patent_doc_number] => 20210302627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => EYEPIECE AND DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/257706 [patent_app_country] => US [patent_app_date] => 2019-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17257706 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/257706
EYEPIECE AND DISPLAY APPARATUS May 29, 2019 Abandoned
Array ( [id] => 16756329 [patent_doc_number] => 10974863 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-13 [patent_title] => Collapsible virtual reality viewer assembly [patent_app_type] => utility [patent_app_number] => 16/419440 [patent_app_country] => US [patent_app_date] => 2019-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 32 [patent_no_of_words] => 13280 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16419440 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/419440
Collapsible virtual reality viewer assembly May 21, 2019 Issued
Array ( [id] => 14810663 [patent_doc_number] => 20190271941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => HOLOGRAPHIC DISPLAY APPARATUS HAVING STEERABLE VIEWING WINDOW [patent_app_type] => utility [patent_app_number] => 16/415741 [patent_app_country] => US [patent_app_date] => 2019-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7120 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16415741 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/415741
Holographic display apparatus having steerable viewing window May 16, 2019 Issued
Array ( [id] => 16979331 [patent_doc_number] => 20210223568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => 3D DISPLAY DIRECTIONAL BACKLIGHT BASED ON DIFFRACTIVE ELEMENTS [patent_app_type] => utility [patent_app_number] => 17/055875 [patent_app_country] => US [patent_app_date] => 2019-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26518 [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] => 17055875 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/055875
3D display directional backlight based on diffractive elements May 7, 2019 Issued
Array ( [id] => 18527391 [patent_doc_number] => 11714382 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Fabrication and replication of volume holographic optical elements [patent_app_type] => utility [patent_app_number] => 17/053669 [patent_app_country] => US [patent_app_date] => 2019-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6584 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17053669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/053669
Fabrication and replication of volume holographic optical elements May 6, 2019 Issued
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