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] => 13327303 [patent_doc_number] => 20180215189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-02 [patent_title] => SECURITY DEVICE AND METHOD OF MANUFACTURE THEREOF [patent_app_type] => utility [patent_app_number] => 15/746229 [patent_app_country] => US [patent_app_date] => 2016-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 15746229 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/746229
Security device and method of manufacture thereof Jul 21, 2016 Issued
Array ( [id] => 12371421 [patent_doc_number] => 09958690 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-01 [patent_title] => Autostereoscopic display screen and autostereoscopic display device using the same [patent_app_type] => utility [patent_app_number] => 15/208624 [patent_app_country] => US [patent_app_date] => 2016-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 5717 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15208624 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/208624
Autostereoscopic display screen and autostereoscopic display device using the same Jul 12, 2016 Issued
Array ( [id] => 12107722 [patent_doc_number] => 09864202 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-01-09 [patent_title] => 'Collapsible virtual reality viewer assembly' [patent_app_type] => utility [patent_app_number] => 15/196205 [patent_app_country] => US [patent_app_date] => 2016-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 6659 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15196205 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/196205
Collapsible virtual reality viewer assembly Jun 28, 2016 Issued
Array ( [id] => 11102288 [patent_doc_number] => 20160299258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-13 [patent_title] => 'PHOTONIC CRYSTAL STRUCTURE, METHOD OF MANUFACTURING THE PHOTONIC CRYSTAL STRUCTURE, REFLECTIVE COLOR FILTER, AND DISPLAY APPARATUS EMPLOYING THE PHOTONIC CRYSTAL STRUCTURE' [patent_app_type] => utility [patent_app_number] => 15/188398 [patent_app_country] => US [patent_app_date] => 2016-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5285 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15188398 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/188398
Photonic crystal structure, method of manufacturing the photonic crystal structure, reflective color filter, and display apparatus employing the photonic crystal structure Jun 20, 2016 Issued
Array ( [id] => 13082039 [patent_doc_number] => 10061083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-28 [patent_title] => Wavelength dispersing device [patent_app_type] => utility [patent_app_number] => 15/167459 [patent_app_country] => US [patent_app_date] => 2016-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 9120 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15167459 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/167459
Wavelength dispersing device May 26, 2016 Issued
Array ( [id] => 15544177 [patent_doc_number] => 10571862 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-02-25 [patent_title] => Producing a computer generated holographic image [patent_app_type] => utility [patent_app_number] => 15/158838 [patent_app_country] => US [patent_app_date] => 2016-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 12329 [patent_no_of_claims] => 17 [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] => 15158838 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/158838
Producing a computer generated holographic image May 18, 2016 Issued
Array ( [id] => 14425775 [patent_doc_number] => 10317688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-11 [patent_title] => Display panel [patent_app_type] => utility [patent_app_number] => 15/156876 [patent_app_country] => US [patent_app_date] => 2016-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 66 [patent_figures_cnt] => 66 [patent_no_of_words] => 28408 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15156876 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/156876
Display panel May 16, 2016 Issued
Array ( [id] => 12755266 [patent_doc_number] => 20180143589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => A METHOD FOR DIGITALLY GENERATING A HOLOGRAM, RELATED DEVICE AND COMPUTER PROGRAM [patent_app_type] => utility [patent_app_number] => 15/573723 [patent_app_country] => US [patent_app_date] => 2016-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8456 [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] => 15573723 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/573723
Method for digitally generating a hologram, related device and computer program May 9, 2016 Issued
Array ( [id] => 12297501 [patent_doc_number] => 09936193 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-03 [patent_title] => Device for generation of colored virtual three-dimensional images [patent_app_type] => utility [patent_app_number] => 14/999451 [patent_app_country] => US [patent_app_date] => 2016-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2582 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14999451 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/999451
Device for generation of colored virtual three-dimensional images May 8, 2016 Issued
Array ( [id] => 17770692 [patent_doc_number] => 11402629 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Separated pupil optical systems for virtual and augmented reality and methods for displaying images using same [patent_app_type] => utility [patent_app_number] => 15/146296 [patent_app_country] => US [patent_app_date] => 2016-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 51 [patent_no_of_words] => 13180 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 385 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15146296 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/146296
Separated pupil optical systems for virtual and augmented reality and methods for displaying images using same May 3, 2016 Issued
Array ( [id] => 13239759 [patent_doc_number] => 10133075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-20 [patent_title] => Systems, devices, and methods for angle- and wavelength-multiplexed holographic optical elements [patent_app_type] => utility [patent_app_number] => 15/145609 [patent_app_country] => US [patent_app_date] => 2016-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 13205 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15145609 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/145609
Systems, devices, and methods for angle- and wavelength-multiplexed holographic optical elements May 2, 2016 Issued
Array ( [id] => 13766299 [patent_doc_number] => 10175488 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-08 [patent_title] => Systems, devices, and methods for spatially-multiplexed holographic optical elements [patent_app_type] => utility [patent_app_number] => 15/145576 [patent_app_country] => US [patent_app_date] => 2016-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 10007 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15145576 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/145576
Systems, devices, and methods for spatially-multiplexed holographic optical elements May 2, 2016 Issued
Array ( [id] => 12025179 [patent_doc_number] => 20170315278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-02 [patent_title] => 'COLOR FILTER ARRAY HAVING LOW DENSITY OF BLUE COLOR' [patent_app_type] => utility [patent_app_number] => 15/139844 [patent_app_country] => US [patent_app_date] => 2016-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2596 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15139844 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/139844
Color filter array having low density of blue color Apr 26, 2016 Issued
Array ( [id] => 12003731 [patent_doc_number] => 20170307886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'REFRACTIVE COATING FOR DIFFRACTIVE OPTICAL ELEMENTS' [patent_app_type] => utility [patent_app_number] => 15/137067 [patent_app_country] => US [patent_app_date] => 2016-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 11055 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15137067 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/137067
Refractive coating for diffractive optical elements Apr 24, 2016 Issued
Array ( [id] => 11116584 [patent_doc_number] => 20160313559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-27 [patent_title] => 'METHOD FOR MANUFACTURING DIFFRACTIVE OPTIC ELEMENT AND IMAGE DISPLAY DEVICE' [patent_app_type] => utility [patent_app_number] => 15/099775 [patent_app_country] => US [patent_app_date] => 2016-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7834 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15099775 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/099775
METHOD FOR MANUFACTURING DIFFRACTIVE OPTIC ELEMENT AND IMAGE DISPLAY DEVICE Apr 14, 2016 Abandoned
Array ( [id] => 11989105 [patent_doc_number] => 20170293259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-12 [patent_title] => 'SYSTEM AND METHOD FOR RENDERING INTERACTIVE AERIAL VOLUMETRIC GRAPHICS AND GENERATING SPATIAL AUDIO USING FEMTOSECOND LASERS' [patent_app_type] => utility [patent_app_number] => 15/092828 [patent_app_country] => US [patent_app_date] => 2016-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 56 [patent_figures_cnt] => 56 [patent_no_of_words] => 24731 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15092828 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/092828
System and method for rendering interactive aerial volumetric graphics and generating spatial audio using femtosecond lasers Apr 6, 2016 Issued
Array ( [id] => 12241473 [patent_doc_number] => 20180074336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-15 [patent_title] => '3D IMAGING METHOD AND DEVICE' [patent_app_type] => utility [patent_app_number] => 15/563755 [patent_app_country] => US [patent_app_date] => 2016-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4030 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15563755 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/563755
3D IMAGING METHOD AND DEVICE Mar 31, 2016 Abandoned
Array ( [id] => 11123688 [patent_doc_number] => 20160320663 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'COLOR FILTER SUBSTRATE, MANUFACTURING METHOD THEREOF, METHOD FOR MANUFACTURING SPACERS, AND DISPLAY DEVICE' [patent_app_type] => utility [patent_app_number] => 15/086874 [patent_app_country] => US [patent_app_date] => 2016-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5517 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15086874 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/086874
COLOR FILTER SUBSTRATE, MANUFACTURING METHOD THEREOF, METHOD FOR MANUFACTURING SPACERS, AND DISPLAY DEVICE Mar 30, 2016 Abandoned
Array ( [id] => 11094372 [patent_doc_number] => 20160291340 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-06 [patent_title] => 'Optical eyewear with reduced reflectivity for scattered light' [patent_app_type] => utility [patent_app_number] => 15/085878 [patent_app_country] => US [patent_app_date] => 2016-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3926 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15085878 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/085878
Optical eyewear with reduced reflectivity for scattered light Mar 29, 2016 Abandoned
Array ( [id] => 12255486 [patent_doc_number] => 09927627 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-27 [patent_title] => 'Layered glass assembly for optical light beam projection with 3D effects on seamless surfaces' [patent_app_type] => utility [patent_app_number] => 15/078660 [patent_app_country] => US [patent_app_date] => 2016-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3395 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15078660 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/078660
Layered glass assembly for optical light beam projection with 3D effects on seamless surfaces Mar 22, 2016 Issued
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