Search

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] => 20257357 [patent_doc_number] => 12429706 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Optical arithmetic device [patent_app_type] => utility [patent_app_number] => 17/925518 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3272 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17925518 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925518
Optical arithmetic device Jan 26, 2022 Issued
Array ( [id] => 18531361 [patent_doc_number] => 20230236433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => Atmospheric Compensation Disc [patent_app_type] => utility [patent_app_number] => 17/583421 [patent_app_country] => US [patent_app_date] => 2022-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2517 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17583421 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/583421
Atmospheric compensation disc Jan 24, 2022 Issued
Array ( [id] => 17751193 [patent_doc_number] => 20220229398 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => OPTO-MECHANICAL SYSTEM TO REMOVE ZEROTH ORDER DIFFRACTION IN PHASE-ONLY SPATIAL LIGHT MODULATOR [patent_app_type] => utility [patent_app_number] => 17/578961 [patent_app_country] => US [patent_app_date] => 2022-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2663 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 17578961 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/578961
Opto-mechanical system to remove zeroth order diffraction in phase-only spatial light modulator Jan 18, 2022 Issued
Array ( [id] => 17884209 [patent_doc_number] => 20220299686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => COLOR FILTER MODULE [patent_app_type] => utility [patent_app_number] => 17/575613 [patent_app_country] => US [patent_app_date] => 2022-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3789 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575613 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575613
COLOR FILTER MODULE Jan 12, 2022 Pending
Array ( [id] => 17580549 [patent_doc_number] => 20220137404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => METHODS AND SYSTEMS FOR GENERATING VIRTUAL CONTENT DISPLAY WITH A VIRTUAL OR AUGMENTED REALITY APPARATUS [patent_app_type] => utility [patent_app_number] => 17/575060 [patent_app_country] => US [patent_app_date] => 2022-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575060 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575060
Methods and systems for generating virtual content display with a virtual or augmented reality apparatus Jan 12, 2022 Issued
Array ( [id] => 18486415 [patent_doc_number] => 20230213759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => Flexible Optical Apparatus To Extend Effective Aperture Of Collimator For AR/VR Binocular Alignment [patent_app_type] => utility [patent_app_number] => 17/565575 [patent_app_country] => US [patent_app_date] => 2021-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3845 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17565575 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/565575
Flexible Optical Apparatus To Extend Effective Aperture Of Collimator For AR/VR Binocular Alignment Dec 29, 2021 Abandoned
Array ( [id] => 17534945 [patent_doc_number] => 20220113554 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => MULTIVIEW BACKLIGHT, DISPLAY, AND METHOD HAVING A MULTIBEAM ELEMENT WITHIN A LIGHT GUIDE [patent_app_type] => utility [patent_app_number] => 17/555268 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555268
MULTIVIEW BACKLIGHT, DISPLAY, AND METHOD HAVING A MULTIBEAM ELEMENT WITHIN A LIGHT GUIDE Dec 16, 2021 Abandoned
Array ( [id] => 19099433 [patent_doc_number] => 20240118661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => HOLOGRAPHIC OPTICAL ELEMENT PRINTING METHOD USING TUNABLE FOCUS LENS AND ROTATING MIRROR [patent_app_type] => utility [patent_app_number] => 18/013321 [patent_app_country] => US [patent_app_date] => 2021-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4456 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18013321 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/013321
HOLOGRAPHIC OPTICAL ELEMENT PRINTING METHOD USING TUNABLE FOCUS LENS AND ROTATING MIRROR Dec 14, 2021 Pending
Array ( [id] => 17778187 [patent_doc_number] => 20220244537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => OPTICAL ASSEMBLY AND HEAD-MOUNTED APPARATUS [patent_app_type] => utility [patent_app_number] => 17/550459 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5805 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17550459 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/550459
OPTICAL ASSEMBLY AND HEAD-MOUNTED APPARATUS Dec 13, 2021 Pending
Array ( [id] => 18437795 [patent_doc_number] => 20230185090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => EYEWEAR INCLUDING A NON-UNIFORM PUSH-PULL LENS SET [patent_app_type] => utility [patent_app_number] => 17/548777 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10450 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17548777 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548777
EYEWEAR INCLUDING A NON-UNIFORM PUSH-PULL LENS SET Dec 12, 2021 Pending
Array ( [id] => 18924954 [patent_doc_number] => 20240027958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => METHOD AND ARRANGEMENT FOR HOLOGRAPHIC NANOPARTICLE TRACKING ANALYSIS (H-NTA) IN A DIGITAL HOLOGRAPHIC MICROSCOPE [patent_app_type] => utility [patent_app_number] => 18/256716 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18256716 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/256716
METHOD AND ARRANGEMENT FOR HOLOGRAPHIC NANOPARTICLE TRACKING ANALYSIS (H-NTA) IN A DIGITAL HOLOGRAPHIC MICROSCOPE Dec 9, 2021 Pending
Array ( [id] => 18956840 [patent_doc_number] => 20240045167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => SYSTEMS FOR ATTACHING OVERLAYS TO ELECTRONIC DISPLAYS [patent_app_type] => utility [patent_app_number] => 18/265590 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2677 [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] => 18265590 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/265590
SYSTEMS FOR ATTACHING OVERLAYS TO ELECTRONIC DISPLAYS Dec 8, 2021 Pending
Array ( [id] => 17721924 [patent_doc_number] => 20220214646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => MODULE CONTROLLING VIEWING WINDOW, DEVICE FOR HOLOGRAM DISPLAY AND METHOD FOR DISPLAYING HOLOGRAM [patent_app_type] => utility [patent_app_number] => 17/546710 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17546710 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/546710
Module controlling viewing window, device for hologram display and method for displaying hologram Dec 8, 2021 Issued
Array ( [id] => 17628903 [patent_doc_number] => 20220163918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => DEVICE AND METHOD FOR CALIBRATION-FREE PHASE SHIFTING PROCEDURE FOR SELF-INTERFERENCE HOLOGRAPHY [patent_app_type] => utility [patent_app_number] => 17/543240 [patent_app_country] => US [patent_app_date] => 2021-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11724 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17543240 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/543240
Device and method for calibration-free phase shifting procedure for self-interference holography Dec 5, 2021 Issued
Array ( [id] => 17475234 [patent_doc_number] => 20220082738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => METHOD OF BUILDING A 3D FUNCTIONAL OPTICAL MATERIAL LAYER STACKING STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/456507 [patent_app_country] => US [patent_app_date] => 2021-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17706 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17456507 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/456507
METHOD OF BUILDING A 3D FUNCTIONAL OPTICAL MATERIAL LAYER STACKING STRUCTURE Nov 23, 2021 Pending
Array ( [id] => 18863627 [patent_doc_number] => 20230418063 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => METHOD FOR ASCERTAINING A DIFFRACTION CHARACTERISTIC OF A HOLOGRAM ELEMENT FOR SMART GLASSES [patent_app_type] => utility [patent_app_number] => 18/249916 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18249916 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/249916
METHOD FOR ASCERTAINING A DIFFRACTION CHARACTERISTIC OF A HOLOGRAM ELEMENT FOR SMART GLASSES Nov 22, 2021 Pending
Array ( [id] => 18924956 [patent_doc_number] => 20240027960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => HOLOGRAPHIC PRINTING SYSTEM AND HOLOGRAPHIC PRINTING METHOD USING SAME [patent_app_type] => utility [patent_app_number] => 18/254772 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18254772 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/254772
HOLOGRAPHIC PRINTING SYSTEM AND HOLOGRAPHIC PRINTING METHOD USING SAME Nov 22, 2021 Pending
Array ( [id] => 18924666 [patent_doc_number] => 20240027670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => Photonic Crystals and Methods for Fabricating the Same [patent_app_type] => utility [patent_app_number] => 18/254118 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14035 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -48 [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] => 18254118 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/254118
Photonic Crystals and Methods for Fabricating the Same Nov 21, 2021 Pending
Array ( [id] => 19419556 [patent_doc_number] => 20240295679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => OPTICAL MEMBER AND OPTICAL APPARATUS [patent_app_type] => utility [patent_app_number] => 18/258206 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18258206 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/258206
OPTICAL MEMBER AND OPTICAL APPARATUS Nov 16, 2021 Pending
Array ( [id] => 19668932 [patent_doc_number] => 12181674 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Foveated display apparatus [patent_app_type] => utility [patent_app_number] => 17/526764 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 18 [patent_no_of_words] => 10153 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526764 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526764
Foveated display apparatus Nov 14, 2021 Issued
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