Search

Audrey Y. Chang

Examiner (ID: 3833, Phone: (571)272-2309 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2507, 2872
Total Applications
2263
Issued Applications
1144
Pending Applications
181
Abandoned Applications
959

Applications

Application numberTitle of the applicationFiling DateStatus
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 Abandoned
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] => 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] => 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
Array ( [id] => 17429844 [patent_doc_number] => 20220057553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => WAFER LEVEL MICROSTRUCTURES FOR AN OPTICAL LENS [patent_app_type] => utility [patent_app_number] => 17/520317 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9725 [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] => 17520317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/520317
Wafer level microstructures for an optical lens Nov 4, 2021 Issued
Array ( [id] => 17429924 [patent_doc_number] => 20220057633 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => NEAR-EYE DISPLAY SYSTEM FOR PUPIL EXPANSION BASED ON DIFFRACTIVE OPTICAL ELEMENT [patent_app_type] => utility [patent_app_number] => 17/519693 [patent_app_country] => US [patent_app_date] => 2021-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2919 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 17519693 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/519693
NEAR-EYE DISPLAY SYSTEM FOR PUPIL EXPANSION BASED ON DIFFRACTIVE OPTICAL ELEMENT Nov 4, 2021 Abandoned
Array ( [id] => 18843622 [patent_doc_number] => 20230406026 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => OPTICAL DEVICES AND METHODS OF MANUFACTURE THEREOF [patent_app_type] => utility [patent_app_number] => 18/035311 [patent_app_country] => US [patent_app_date] => 2021-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10465 [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] => 18035311 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/035311
OPTICAL DEVICES AND METHODS OF MANUFACTURE THEREOF Nov 3, 2021 Pending
Array ( [id] => 19595395 [patent_doc_number] => 12153235 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Pearl-inspired hyperspectral filter arrays [patent_app_type] => utility [patent_app_number] => 17/518386 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 53 [patent_no_of_words] => 8025 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [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] => 17518386 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518386
Pearl-inspired hyperspectral filter arrays Nov 2, 2021 Issued
Array ( [id] => 17658671 [patent_doc_number] => 20220179136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => OPTICAL ELEMENT ARRAY STRUCTURE FOR BIRD COLLISION PREVENTION AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/510089 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17510089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/510089
OPTICAL ELEMENT ARRAY STRUCTURE FOR BIRD COLLISION PREVENTION AND MANUFACTURING METHOD THEREOF Oct 24, 2021 Abandoned
Array ( [id] => 17401302 [patent_doc_number] => 20220043392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => APPARATUS FOR PRODUCING A REPLICA HOLOGRAM, REPLICA HOLOGRAM AND ILLUMINATING DEVICE FOR A VEHICLE [patent_app_type] => utility [patent_app_number] => 17/509929 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3289 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17509929 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/509929
APPARATUS FOR PRODUCING A REPLICA HOLOGRAM, REPLICA HOLOGRAM AND ILLUMINATING DEVICE FOR A VEHICLE Oct 24, 2021 Abandoned
Array ( [id] => 19595538 [patent_doc_number] => 12153378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Process and device for producing a hologram, hologram and illumination device for a vehicle [patent_app_type] => utility [patent_app_number] => 17/450766 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3472 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17450766 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/450766
Process and device for producing a hologram, hologram and illumination device for a vehicle Oct 12, 2021 Issued
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