Search

William C. Choi

Examiner (ID: 403, Phone: (571)272-2324 , Office: P/2872 )

Most Active Art Unit
2872
Art Unit(s)
2873, 2872
Total Applications
2451
Issued Applications
2236
Pending Applications
118
Abandoned Applications
130

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17105716 [patent_doc_number] => 11125923 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-09-21 [patent_title] => Liquid photochromic filter [patent_app_type] => utility [patent_app_number] => 15/795241 [patent_app_country] => US [patent_app_date] => 2017-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7451 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15795241 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/795241
Liquid photochromic filter Oct 25, 2017 Issued
Array ( [id] => 17076185 [patent_doc_number] => 11112579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Optical lens assembly [patent_app_type] => utility [patent_app_number] => 16/067116 [patent_app_country] => US [patent_app_date] => 2017-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 24 [patent_no_of_words] => 8158 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16067116 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/067116
Optical lens assembly Oct 22, 2017 Issued
Array ( [id] => 14933363 [patent_doc_number] => 20190302319 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-03 [patent_title] => MARKER AND MARKER SET [patent_app_type] => utility [patent_app_number] => 16/346443 [patent_app_country] => US [patent_app_date] => 2017-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16346443 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/346443
MARKER AND MARKER SET Oct 18, 2017 Abandoned
Array ( [id] => 15593151 [patent_doc_number] => 20200073110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-05 [patent_title] => SURGICAL LOUPE [patent_app_type] => utility [patent_app_number] => 16/466374 [patent_app_country] => US [patent_app_date] => 2017-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8652 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16466374 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/466374
SURGICAL LOUPE Oct 9, 2017 Abandoned
Array ( [id] => 15515689 [patent_doc_number] => 10564426 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-18 [patent_title] => Optical configurations for head-worn see-through displays [patent_app_type] => utility [patent_app_number] => 15/724297 [patent_app_country] => US [patent_app_date] => 2017-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 82 [patent_figures_cnt] => 91 [patent_no_of_words] => 41393 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15724297 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/724297
Optical configurations for head-worn see-through displays Oct 3, 2017 Issued
Array ( [id] => 14554209 [patent_doc_number] => 10345558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-09 [patent_title] => Optical lens assembly [patent_app_type] => utility [patent_app_number] => 15/723553 [patent_app_country] => US [patent_app_date] => 2017-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 12452 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15723553 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/723553
Optical lens assembly Oct 2, 2017 Issued
Array ( [id] => 14456683 [patent_doc_number] => 10324299 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-18 [patent_title] => Video wall display device [patent_app_type] => utility [patent_app_number] => 15/722873 [patent_app_country] => US [patent_app_date] => 2017-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6192 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15722873 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/722873
Video wall display device Oct 1, 2017 Issued
Array ( [id] => 15411705 [patent_doc_number] => 20200026175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => OPTICAL SHEET, SCREEN, AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 16/336279 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16336279 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/336279
OPTICAL SHEET, SCREEN, AND DISPLAY DEVICE Sep 28, 2017 Abandoned
Array ( [id] => 12153065 [patent_doc_number] => 20180024328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-25 [patent_title] => 'IMAGING OPTICAL LENS ASSEMBLY, IMAGE CAPTURING UNIT AND ELECTRONIC DEVICE' [patent_app_type] => utility [patent_app_number] => 15/720780 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 17671 [patent_no_of_claims] => 28 [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] => 15720780 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/720780
Imaging optical lens assembly, image capturing unit and electronic device Sep 28, 2017 Issued
Array ( [id] => 15196779 [patent_doc_number] => 10495879 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-12-03 [patent_title] => Apparatuses, methods and systems for wearable displays [patent_app_type] => utility [patent_app_number] => 15/717882 [patent_app_country] => US [patent_app_date] => 2017-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 27 [patent_no_of_words] => 14887 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15717882 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/717882
Apparatuses, methods and systems for wearable displays Sep 26, 2017 Issued
Array ( [id] => 14951519 [patent_doc_number] => 10437021 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-10-08 [patent_title] => High performance lenses [patent_app_type] => utility [patent_app_number] => 15/716420 [patent_app_country] => US [patent_app_date] => 2017-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7233 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15716420 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/716420
High performance lenses Sep 25, 2017 Issued
Array ( [id] => 12127715 [patent_doc_number] => 20180011300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-11 [patent_title] => 'OPTICAL IMAGE CAPTURING LENS SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/709979 [patent_app_country] => US [patent_app_date] => 2017-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 14115 [patent_no_of_claims] => 26 [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] => 15709979 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/709979
Optical image capturing lens system Sep 19, 2017 Issued
Array ( [id] => 16128935 [patent_doc_number] => 10698223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-30 [patent_title] => See-through computer display systems [patent_app_type] => utility [patent_app_number] => 15/689208 [patent_app_country] => US [patent_app_date] => 2017-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 219 [patent_figures_cnt] => 262 [patent_no_of_words] => 110429 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15689208 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/689208
See-through computer display systems Aug 28, 2017 Issued
Array ( [id] => 12093975 [patent_doc_number] => 20170351067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-07 [patent_title] => 'IMAGING LENS' [patent_app_type] => utility [patent_app_number] => 15/685799 [patent_app_country] => US [patent_app_date] => 2017-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 11281 [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] => 15685799 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/685799
Imaging lens Aug 23, 2017 Issued
Array ( [id] => 15485417 [patent_doc_number] => 10558050 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-02-11 [patent_title] => Haptic systems for head-worn computers [patent_app_type] => utility [patent_app_number] => 15/683343 [patent_app_country] => US [patent_app_date] => 2017-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 41 [patent_figures_cnt] => 44 [patent_no_of_words] => 18824 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15683343 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/683343
Haptic systems for head-worn computers Aug 21, 2017 Issued
Array ( [id] => 13705803 [patent_doc_number] => 20170363856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-21 [patent_title] => ASSEMBLY OF AN ENDOSCOPE HAVING A TUBE COMPRISING SHAPE-MEMORY MATERIAL FOR THE CLAMP-MOUNTING OF OPTICAL ELEMENTS [patent_app_type] => utility [patent_app_number] => 15/679424 [patent_app_country] => US [patent_app_date] => 2017-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3674 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15679424 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/679424
Assembly of an endoscope having a tube comprising shape-memory material for the clamp-mounting of optical elements Aug 16, 2017 Issued
Array ( [id] => 17164344 [patent_doc_number] => 11150438 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Protected interconnect for solid state camera module [patent_app_type] => utility [patent_app_number] => 16/324260 [patent_app_country] => US [patent_app_date] => 2017-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 15624 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16324260 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/324260
Protected interconnect for solid state camera module Aug 8, 2017 Issued
Array ( [id] => 14410141 [patent_doc_number] => 20190170914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => LENS SYSTEM WITH OPTICAL ACTUATOR [patent_app_type] => utility [patent_app_number] => 16/323769 [patent_app_country] => US [patent_app_date] => 2017-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16323769 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/323769
Lens system with optical actuator Aug 7, 2017 Issued
Array ( [id] => 13829519 [patent_doc_number] => 20190018244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-17 [patent_title] => DISPLAY APPARATUSES AND DISPLAY METHODS [patent_app_type] => utility [patent_app_number] => 15/749572 [patent_app_country] => US [patent_app_date] => 2017-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6552 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15749572 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/749572
Display apparatuses and display methods Aug 6, 2017 Issued
Array ( [id] => 15787805 [patent_doc_number] => 10627624 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-21 [patent_title] => Head-mounted display [patent_app_type] => utility [patent_app_number] => 15/660956 [patent_app_country] => US [patent_app_date] => 2017-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 26 [patent_no_of_words] => 8718 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15660956 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/660956
Head-mounted display Jul 26, 2017 Issued
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