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] => 20153304 [patent_doc_number] => 20250253142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => EXCIMER LAMP, LAMP UNIT, AND METHOD FOR PRODUCING EXCIMER LAMP [patent_app_type] => utility [patent_app_number] => 18/856080 [patent_app_country] => US [patent_app_date] => 2023-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18856080 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/856080
Excimer lamp, lamp unit, and method for producing excimer lamp Apr 9, 2023 Issued
Array ( [id] => 18726825 [patent_doc_number] => 20230341106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => LED LIGHTING DEVICE AND METHOD FOR ASSEMBLING LED LIGHTING DEVICE [patent_app_type] => utility [patent_app_number] => 18/131080 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3220 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131080 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131080
LED lighting device and method for assembling LED lighting device Apr 4, 2023 Issued
Array ( [id] => 18631697 [patent_doc_number] => 20230290602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => ELECTRICAL DEVICE HAVING IMPROVED SURFACE MOUNTING ELECTRODES [patent_app_type] => utility [patent_app_number] => 18/131299 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9428 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18131299 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131299
Electrical device having improved surface mounting electrodes Apr 4, 2023 Issued
Array ( [id] => 18945703 [patent_doc_number] => 20240040842 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/126171 [patent_app_country] => US [patent_app_date] => 2023-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18126171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/126171
DISPLAY APPARATUS Mar 23, 2023 Pending
Array ( [id] => 19419175 [patent_doc_number] => 20240295298 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => SIMULATED ELECTRONIC CANDLE [patent_app_type] => utility [patent_app_number] => 18/184147 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18184147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184147
SIMULATED ELECTRONIC CANDLE Mar 14, 2023 Abandoned
Array ( [id] => 18650397 [patent_doc_number] => 20230296230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => Spotlight Headlamp [patent_app_type] => utility [patent_app_number] => 18/184278 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18184278 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184278
Spotlight headlamp Mar 14, 2023 Issued
Array ( [id] => 19452624 [patent_doc_number] => 20240312754 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => Composite Electron Beam Vacuum Tube [patent_app_type] => utility [patent_app_number] => 18/183338 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2751 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18183338 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/183338
Composite electron beam vacuum tube Mar 13, 2023 Issued
Array ( [id] => 18490437 [patent_doc_number] => 20230217791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => LIGHT EMITTING APPARATUS, DISPLAY APPARATUS, IMAGE PICKUP APPARATUS, ELECTRONIC APPARATUS, ILLUMINATING APPARATUS, AND MOVABLE OBJECT [patent_app_type] => utility [patent_app_number] => 18/182179 [patent_app_country] => US [patent_app_date] => 2023-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10628 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18182179 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/182179
LIGHT EMITTING APPARATUS, DISPLAY APPARATUS, IMAGE PICKUP APPARATUS, ELECTRONIC APPARATUS, ILLUMINATING APPARATUS, AND MOVABLE OBJECT Mar 9, 2023 Pending
Array ( [id] => 18794694 [patent_doc_number] => 11828456 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-28 [patent_title] => Light source module [patent_app_type] => utility [patent_app_number] => 18/179370 [patent_app_country] => US [patent_app_date] => 2023-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3928 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18179370 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/179370
Light source module Mar 6, 2023 Issued
Array ( [id] => 18629164 [patent_doc_number] => 20230288044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => LED LIGHTING FIXTURE HAVING MULTIPLE LED CLUSTERS WITH RELATIVE ANGULAR DISPLACEMENT (ROTATION) [patent_app_type] => utility [patent_app_number] => 18/118329 [patent_app_country] => US [patent_app_date] => 2023-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18118329 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/118329
LED LIGHTING FIXTURE HAVING MULTIPLE LED CLUSTERS WITH RELATIVE ANGULAR DISPLACEMENT (ROTATION) Mar 6, 2023 Abandoned
Array ( [id] => 19258782 [patent_doc_number] => 12018831 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-25 [patent_title] => Lighting device [patent_app_type] => utility [patent_app_number] => 18/116878 [patent_app_country] => US [patent_app_date] => 2023-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 35 [patent_no_of_words] => 6356 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18116878 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/116878
Lighting device Mar 2, 2023 Issued
Array ( [id] => 18466780 [patent_doc_number] => 20230201060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => SYSTEMS AND METHODS FOR INDICATING AN OPEN PORTHOLE IN AN INFANT CARE STATION [patent_app_type] => utility [patent_app_number] => 18/175588 [patent_app_country] => US [patent_app_date] => 2023-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18175588 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/175588
Systems and methods for indicating an open porthole in an infant care station Feb 27, 2023 Issued
Array ( [id] => 18601760 [patent_doc_number] => 20230276565 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => RADIOFREQUENCY SOURCE HAVING A PHASE STABILIZATION ELEMENT [patent_app_type] => utility [patent_app_number] => 18/173276 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10032 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18173276 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173276
Radiofrequency source having a phase stabilization element Feb 22, 2023 Issued
Array ( [id] => 20056191 [patent_doc_number] => 20250194413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => DEUTERATED COMPOSITION, ORGANIC LIGHT-EMITTING DEVICE AND DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/842256 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8005 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18842256 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/842256
DEUTERATED COMPOSITION, ORGANIC LIGHT-EMITTING DEVICE AND DISPLAY DEVICE Feb 21, 2023 Pending
Array ( [id] => 18452797 [patent_doc_number] => 20230194077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => APPARATUS FOR ILLUMINATING OUTDOOR BAG TOSS GAME [patent_app_type] => utility [patent_app_number] => 18/172793 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18172793 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/172793
Apparatus for illuminating outdoor bag toss game Feb 21, 2023 Issued
Array ( [id] => 18538468 [patent_doc_number] => 20230243571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => REFRIGERATOR [patent_app_type] => utility [patent_app_number] => 18/102399 [patent_app_country] => US [patent_app_date] => 2023-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18102399 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/102399
Refrigerator Jan 26, 2023 Issued
Array ( [id] => 18546652 [patent_doc_number] => 11720000 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-08 [patent_title] => 360-degree camera device having atmosphere lamp [patent_app_type] => utility [patent_app_number] => 18/098933 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 4553 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18098933 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/098933
360-degree camera device having atmosphere lamp Jan 18, 2023 Issued
Array ( [id] => 19993922 [patent_doc_number] => 20250132144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => CONDUCTOR ELEMENT FOR A FILAMENT LAMP [patent_app_type] => utility [patent_app_number] => 18/730463 [patent_app_country] => US [patent_app_date] => 2023-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18730463 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/730463
CONDUCTOR ELEMENT FOR A FILAMENT LAMP Jan 17, 2023 Pending
Array ( [id] => 19062756 [patent_doc_number] => 11942000 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-26 [patent_title] => Flag lighting systems attachable to flagpoles [patent_app_type] => utility [patent_app_number] => 18/150837 [patent_app_country] => US [patent_app_date] => 2023-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 7064 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18150837 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/150837
Flag lighting systems attachable to flagpoles Jan 5, 2023 Issued
Array ( [id] => 18680076 [patent_doc_number] => 20230317734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => DISPLAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/093493 [patent_app_country] => US [patent_app_date] => 2023-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21865 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18093493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/093493
DISPLAY DEVICE Jan 4, 2023 Pending
Menu