Search

Audrey Y. Chang

Examiner (ID: 12249, Phone: (571)272-2309 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2872, 2507
Total Applications
2296
Issued Applications
1157
Pending Applications
180
Abandoned Applications
969

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17172001 [patent_doc_number] => 20210325671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => IMAGE PROJECTION DEVICE AND MOBILE BODY [patent_app_type] => utility [patent_app_number] => 16/981552 [patent_app_country] => US [patent_app_date] => 2019-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16981552 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/981552
IMAGE PROJECTION DEVICE AND MOBILE BODY Mar 13, 2019 Abandoned
Array ( [id] => 16313998 [patent_doc_number] => 20200292736 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => APPARATUS AND METHOD FOR FORMING A LAYERED DIFFRACTION GRATING AND A PRINTED ARTICLE INCLUDING A LAYERED DIFFRACTION GRATING [patent_app_type] => utility [patent_app_number] => 16/352047 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7659 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16352047 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/352047
Apparatus and method for forming a layered diffraction grating and a printed article including a layered diffraction grating Mar 12, 2019 Issued
Array ( [id] => 15621513 [patent_doc_number] => 20200081161 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => ANTI-REFLECTION COATING AND METHOD OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 16/296836 [patent_app_country] => US [patent_app_date] => 2019-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7774 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16296836 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/296836
Anti-reflection coating and method of forming the same Mar 7, 2019 Issued
Array ( [id] => 14966013 [patent_doc_number] => 20190310485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-10 [patent_title] => THREE-DIMENSIONAL DISPLAYS OF OBJECTS IN THREE-DIMENSIONAL SPACE [patent_app_type] => utility [patent_app_number] => 16/294949 [patent_app_country] => US [patent_app_date] => 2019-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16294949 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/294949
THREE-DIMENSIONAL DISPLAYS OF OBJECTS IN THREE-DIMENSIONAL SPACE Mar 6, 2019 Abandoned
Array ( [id] => 14900361 [patent_doc_number] => 20190293946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => OVERHANG ROTATABLE MULTI-SENSORY DEVICE AND A VIRTUAL REALITY MULTI-SENSORY SYSTEM COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 16/294545 [patent_app_country] => US [patent_app_date] => 2019-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6875 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16294545 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/294545
Overhang rotatable multi-sensory device and a virtual reality multi-sensory system comprising the same Mar 5, 2019 Issued
Array ( [id] => 16622883 [patent_doc_number] => 20210041536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => LIGHT SOURCE SYSTEM, METHOD OF MANUFACTURING DIFFRACTIVE OPTICAL ELEMENT, RANGING SYSTEM, AND DIFFRACTIVE OPTICAL ELEMENT [patent_app_type] => utility [patent_app_number] => 16/963771 [patent_app_country] => US [patent_app_date] => 2019-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5354 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 16963771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/963771
LIGHT SOURCE SYSTEM, METHOD OF MANUFACTURING DIFFRACTIVE OPTICAL ELEMENT, RANGING SYSTEM, AND DIFFRACTIVE OPTICAL ELEMENT Mar 3, 2019 Abandoned
Array ( [id] => 14810669 [patent_doc_number] => 20190271944 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => SYSTEMS, DEVICES, AND METHODS FOR CONTROLLABLE HOLOGRAM PLAYBACK SHIFTING [patent_app_type] => utility [patent_app_number] => 16/290645 [patent_app_country] => US [patent_app_date] => 2019-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16290645 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/290645
SYSTEMS, DEVICES, AND METHODS FOR CONTROLLABLE HOLOGRAM PLAYBACK SHIFTING Feb 28, 2019 Abandoned
Array ( [id] => 14537725 [patent_doc_number] => 20190204484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => OPTICAL DEVICE, SUN SCREENING APPARATUS, FITTING, WINDOW MATERIAL, AND METHOD OF PRODUCING OPTICAL DEVICE [patent_app_type] => utility [patent_app_number] => 16/275722 [patent_app_country] => US [patent_app_date] => 2019-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19029 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16275722 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/275722
OPTICAL DEVICE, SUN SCREENING APPARATUS, FITTING, WINDOW MATERIAL, AND METHOD OF PRODUCING OPTICAL DEVICE Feb 13, 2019 Abandoned
Array ( [id] => 16438726 [patent_doc_number] => 20200356052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => IMAGE REPRODUCTION DEVICE [patent_app_type] => utility [patent_app_number] => 16/965478 [patent_app_country] => US [patent_app_date] => 2019-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16965478 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/965478
IMAGE REPRODUCTION DEVICE Jan 28, 2019 Abandoned
Array ( [id] => 14410355 [patent_doc_number] => 20190171021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => Techniques for Image Projection [patent_app_type] => utility [patent_app_number] => 16/251964 [patent_app_country] => US [patent_app_date] => 2019-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16251964 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/251964
Techniques for Image Projection Jan 17, 2019 Abandoned
Array ( [id] => 14313059 [patent_doc_number] => 20190146233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-16 [patent_title] => FOCAL ATTENTIONAL REGION DISPLAYING A VIRTUALIZED THREE DIMENSIONAL OBJECT PROJECTED BY A MULTIPLE LAYERED DISPLAY SYSTEM [patent_app_type] => utility [patent_app_number] => 16/247653 [patent_app_country] => US [patent_app_date] => 2019-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9629 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 16247653 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/247653
FOCAL ATTENTIONAL REGION DISPLAYING A VIRTUALIZED THREE DIMENSIONAL OBJECT PROJECTED BY A MULTIPLE LAYERED DISPLAY SYSTEM Jan 14, 2019 Abandoned
Array ( [id] => 14538317 [patent_doc_number] => 20190204780 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => PREPARATION SYSTEM AND METHOD FOR POLYMER-DISPERSED LIQUID CRYSTAL HOLOGRAPHIC GRATING [patent_app_type] => utility [patent_app_number] => 16/317674 [patent_app_country] => US [patent_app_date] => 2019-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6743 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16317674 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/317674
Preparation system and method for polymer-dispersed liquid crystal holographic grating Jan 13, 2019 Issued
Array ( [id] => 15713863 [patent_doc_number] => 20200103698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-02 [patent_title] => COLOR FILTER AND DISPLAY PANEL [patent_app_type] => utility [patent_app_number] => 16/246532 [patent_app_country] => US [patent_app_date] => 2019-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4001 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16246532 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/246532
COLOR FILTER AND DISPLAY PANEL Jan 12, 2019 Abandoned
Array ( [id] => 14280981 [patent_doc_number] => 20190137775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => VISION SYSTEM AND FILM VIEWING DEVICE [patent_app_type] => utility [patent_app_number] => 16/238219 [patent_app_country] => US [patent_app_date] => 2019-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3433 [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] => 16238219 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/238219
VISION SYSTEM AND FILM VIEWING DEVICE Jan 1, 2019 Abandoned
Array ( [id] => 16801444 [patent_doc_number] => 10996378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-04 [patent_title] => Antireflective film, method of producing antireflective film, and eyeglass type display [patent_app_type] => utility [patent_app_number] => 16/223252 [patent_app_country] => US [patent_app_date] => 2018-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 9021 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16223252 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/223252
Antireflective film, method of producing antireflective film, and eyeglass type display Dec 17, 2018 Issued
Array ( [id] => 17179593 [patent_doc_number] => 11156832 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-26 [patent_title] => Systems and methods for multicolor display with large field of view [patent_app_type] => utility [patent_app_number] => 16/216779 [patent_app_country] => US [patent_app_date] => 2018-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4541 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16216779 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/216779
Systems and methods for multicolor display with large field of view Dec 10, 2018 Issued
Array ( [id] => 16721558 [patent_doc_number] => 20210088705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => A DIFFRACTION GRATING STRUCTURE COMPRISING SEVERAL GRATING LINES [patent_app_type] => utility [patent_app_number] => 16/954157 [patent_app_country] => US [patent_app_date] => 2018-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16954157 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/954157
A DIFFRACTION GRATING STRUCTURE COMPRISING SEVERAL GRATING LINES Dec 10, 2018 Abandoned
Array ( [id] => 16255186 [patent_doc_number] => 20200264560 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => RECTILINEAR-TRANSFORMING DIGITAL HOLOGRAPHY IN COMPRESSION DOMAIN (RTDH-CD) FOR REAL-AND-VIRTUAL ORTHOSCOPIC THREE-DIMENSIONAL DISPLAY (RV-OTDD) [patent_app_type] => utility [patent_app_number] => 16/348483 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16348483 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/348483
RECTILINEAR-TRANSFORMING DIGITAL HOLOGRAPHY IN COMPRESSION DOMAIN (RTDH-CD) FOR REAL-AND-VIRTUAL ORTHOSCOPIC THREE-DIMENSIONAL DISPLAY (RV-OTDD) Dec 6, 2018 Abandoned
Array ( [id] => 14471941 [patent_doc_number] => 20190187614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-20 [patent_title] => APPARATUS FOR HOLOGRAPHIC DISPLAY BY COMPLEX MODULATION AND METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/213357 [patent_app_country] => US [patent_app_date] => 2018-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6482 [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] => 16213357 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/213357
APPARATUS FOR HOLOGRAPHIC DISPLAY BY COMPLEX MODULATION AND METHOD THEREOF Dec 6, 2018 Abandoned
Array ( [id] => 14537921 [patent_doc_number] => 20190204582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => MEMS-BASED OPTICAL FILTER [patent_app_type] => utility [patent_app_number] => 16/211738 [patent_app_country] => US [patent_app_date] => 2018-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16211738 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/211738
MEMS-BASED OPTICAL FILTER Dec 5, 2018 Abandoned
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