Search

Karen Cheng

Examiner (ID: 638)

Most Active Art Unit
1626
Art Unit(s)
1626, 1621, 1622, 1623
Total Applications
1007
Issued Applications
715
Pending Applications
86
Abandoned Applications
234

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17816227 [patent_doc_number] => 11421830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-23 [patent_title] => Lens-fitted retrofit LED lamp system [patent_app_type] => utility [patent_app_number] => 16/953683 [patent_app_country] => US [patent_app_date] => 2020-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6164 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16953683 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/953683
Lens-fitted retrofit LED lamp system Nov 19, 2020 Issued
Array ( [id] => 18112815 [patent_doc_number] => 20230005695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => ELECTRON SOURCE BASED ON FIELD EMISSION AND PRODUCTION PROCESS FOR SAME [patent_app_type] => utility [patent_app_number] => 17/756248 [patent_app_country] => US [patent_app_date] => 2020-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3313 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17756248 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/756248
ELECTRON SOURCE BASED ON FIELD EMISSION AND PRODUCTION PROCESS FOR SAME Nov 15, 2020 Abandoned
Array ( [id] => 17371564 [patent_doc_number] => 20220026616 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => LENS OF OPTICAL FIBER LAMP APPARATUS AND OPTICAL FIBER LAMP APPARATUS HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 17/095141 [patent_app_country] => US [patent_app_date] => 2020-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17095141 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/095141
Lens of optical fiber lamp apparatus and optical fiber lamp apparatus having the same Nov 10, 2020 Issued
Array ( [id] => 18135340 [patent_doc_number] => 11560999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-24 [patent_title] => Light fixture with rotatable light source [patent_app_type] => utility [patent_app_number] => 16/949682 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2964 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16949682 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/949682
Light fixture with rotatable light source Nov 9, 2020 Issued
Array ( [id] => 16854405 [patent_doc_number] => 20210155150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => VEHICLE EXTERIOR LIGHTING MODULE [patent_app_type] => utility [patent_app_number] => 17/092421 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4338 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17092421 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/092421
Vehicle exterior lighting module Nov 8, 2020 Issued
Array ( [id] => 18058988 [patent_doc_number] => 20220390074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => LED FILAMENT AND LED FILAMENT LAMP [patent_app_type] => utility [patent_app_number] => 17/775737 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5571 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17775737 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/775737
LED filament and LED filament lamp Nov 8, 2020 Issued
Array ( [id] => 16963824 [patent_doc_number] => 20210215323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-15 [patent_title] => LIGHT-FIXTURE APPARATUS WITH HIDDEN MOUNTING GEARS [patent_app_type] => utility [patent_app_number] => 17/089964 [patent_app_country] => US [patent_app_date] => 2020-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3907 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17089964 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089964
LIGHT-FIXTURE APPARATUS WITH HIDDEN MOUNTING GEARS Nov 4, 2020 Abandoned
Array ( [id] => 17650453 [patent_doc_number] => 11353174 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Multi-wire light string structure [patent_app_type] => utility [patent_app_number] => 17/088976 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 27 [patent_no_of_words] => 6816 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17088976 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/088976
Multi-wire light string structure Nov 3, 2020 Issued
Array ( [id] => 18059000 [patent_doc_number] => 20220390086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => INJECTION MOLDED COMPONENT [patent_app_type] => utility [patent_app_number] => 17/773581 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3602 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17773581 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/773581
Injection molded component Nov 1, 2020 Issued
Array ( [id] => 19121674 [patent_doc_number] => 11965648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => False window unit and false window [patent_app_type] => utility [patent_app_number] => 17/642036 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6855 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17642036 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/642036
False window unit and false window Oct 28, 2020 Issued
Array ( [id] => 16793775 [patent_doc_number] => 20210123592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => HIGH MAST LUMINAIRE WITH COOLING CHANNELS [patent_app_type] => utility [patent_app_number] => 17/080261 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5178 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17080261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/080261
HIGH MAST LUMINAIRE WITH COOLING CHANNELS Oct 25, 2020 Abandoned
Array ( [id] => 17409846 [patent_doc_number] => 11250740 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Optical device and illumination device [patent_app_type] => utility [patent_app_number] => 17/077790 [patent_app_country] => US [patent_app_date] => 2020-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5097 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17077790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/077790
Optical device and illumination device Oct 21, 2020 Issued
Array ( [id] => 16779009 [patent_doc_number] => 20210116087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => LIGHTING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/073259 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2819 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17073259 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/073259
LIGHTING APPARATUS Oct 15, 2020 Abandoned
Array ( [id] => 16763185 [patent_doc_number] => 20210108766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => Electronic safety switch for LED tube [patent_app_type] => utility [patent_app_number] => 17/070958 [patent_app_country] => US [patent_app_date] => 2020-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17070958 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/070958
Electronic safety switch for LED tube Oct 14, 2020 Issued
Array ( [id] => 19594909 [patent_doc_number] => 12152741 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Light emitting device having a mixing chamber [patent_app_type] => utility [patent_app_number] => 17/768827 [patent_app_country] => US [patent_app_date] => 2020-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3418 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17768827 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/768827
Light emitting device having a mixing chamber Oct 11, 2020 Issued
Array ( [id] => 18094178 [patent_doc_number] => 20220412519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => ILLUMINATING PANEL INTEGRATED INTO A TRAVERSABLE SURFACE [patent_app_type] => utility [patent_app_number] => 17/767827 [patent_app_country] => US [patent_app_date] => 2020-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17767827 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/767827
Illuminating panel integrated into a traversable surface Oct 6, 2020 Issued
Array ( [id] => 17436733 [patent_doc_number] => 11262054 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-01 [patent_title] => Compact light device [patent_app_type] => utility [patent_app_number] => 17/063199 [patent_app_country] => US [patent_app_date] => 2020-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2391 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17063199 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/063199
Compact light device Oct 4, 2020 Issued
Array ( [id] => 17068241 [patent_doc_number] => 20210270456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => Illuminating Furniture Pad [patent_app_type] => utility [patent_app_number] => 17/038270 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17038270 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/038270
Illuminating furniture pad Sep 29, 2020 Issued
Array ( [id] => 18146639 [patent_doc_number] => 20230020496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => LENS COMPONENT AND SIGNAL DISPLAY LAMP [patent_app_type] => utility [patent_app_number] => 17/783349 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16057 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 451 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783349
Lens component and signal display lamp Sep 15, 2020 Issued
Array ( [id] => 16675054 [patent_doc_number] => 20210063818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => LIGHT-EMITTING MODULE AND SURFACE-EMITTING LIGHT SOURCE [patent_app_type] => utility [patent_app_number] => 17/005297 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20503 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17005297 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/005297
Light-emitting module and surface-emitting light source Aug 26, 2020 Issued
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