Search

Tracy Liu

Examiner (ID: 16724, Phone: (571)270-5115 , Office: P/1612 )

Most Active Art Unit
1612
Art Unit(s)
1614, 1612
Total Applications
779
Issued Applications
375
Pending Applications
142
Abandoned Applications
295

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20072101 [patent_doc_number] => 20250210323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => CERAMIC SUSCEPTOR [patent_app_type] => utility [patent_app_number] => 18/979735 [patent_app_country] => US [patent_app_date] => 2024-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18979735 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/979735
Ceramic susceptor Dec 12, 2024 Issued
Array ( [id] => 20196703 [patent_doc_number] => 20250273413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => Keypad Having Illuminated Buttons [patent_app_type] => utility [patent_app_number] => 18/936949 [patent_app_country] => US [patent_app_date] => 2024-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1142 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18936949 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/936949
Keypad Having Illuminated Buttons Nov 3, 2024 Pending
Array ( [id] => 20004475 [patent_doc_number] => 20250142697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => LIGHT DRIVER CAPABLE OF DEACTIVATING CCT CONTROL IN THE PRESENCE OF TRIAC DIMMING [patent_app_type] => utility [patent_app_number] => 18/926215 [patent_app_country] => US [patent_app_date] => 2024-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18926215 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/926215
LIGHT DRIVER CAPABLE OF DEACTIVATING CCT CONTROL IN THE PRESENCE OF TRIAC DIMMING Oct 23, 2024 Pending
Array ( [id] => 20028748 [patent_doc_number] => 20250166970 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => CONTROL OF PLASMA SHEATH WITH BIAS SUPPLIES [patent_app_type] => utility [patent_app_number] => 18/925583 [patent_app_country] => US [patent_app_date] => 2024-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2295 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18925583 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/925583
CONTROL OF PLASMA SHEATH WITH BIAS SUPPLIES Oct 23, 2024 Pending
Array ( [id] => 19710151 [patent_doc_number] => 20250020293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => LED LIGHTING SYSTEM AND INSTALLATION METHODS [patent_app_type] => utility [patent_app_number] => 18/901768 [patent_app_country] => US [patent_app_date] => 2024-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18901768 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/901768
LED LIGHTING SYSTEM AND INSTALLATION METHODS Sep 29, 2024 Pending
Array ( [id] => 19690083 [patent_doc_number] => 20250008628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => LAMP ELECTRONIC CONTROL UNIT [patent_app_type] => utility [patent_app_number] => 18/884211 [patent_app_country] => US [patent_app_date] => 2024-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2927 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18884211 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/884211
LAMP ELECTRONIC CONTROL UNIT Sep 12, 2024 Pending
Array ( [id] => 19990435 [patent_doc_number] => 20250128657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => VARIABLE LAMP SYSTEM FOR MOVING VEHICLES CAPABLE OF CONTROLLING BRIGHTNESS AND IRRADIATION ANGLE AND MOVING VEHICLE INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 18/783671 [patent_app_country] => US [patent_app_date] => 2024-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18783671 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/783671
VARIABLE LAMP SYSTEM FOR MOVING VEHICLES CAPABLE OF CONTROLLING BRIGHTNESS AND IRRADIATION ANGLE AND MOVING VEHICLE INCLUDING THE SAME Jul 24, 2024 Pending
Array ( [id] => 19636372 [patent_doc_number] => 20240414821 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => Floor Lamp Control Circuit [patent_app_type] => utility [patent_app_number] => 18/776717 [patent_app_country] => US [patent_app_date] => 2024-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3853 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18776717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/776717
Floor lamp control circuit Jul 17, 2024 Issued
Array ( [id] => 20361614 [patent_doc_number] => 12477631 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Dimming method and current driving device [patent_app_type] => utility [patent_app_number] => 18/772377 [patent_app_country] => US [patent_app_date] => 2024-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 1219 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18772377 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/772377
Dimming method and current driving device Jul 14, 2024 Issued
Array ( [id] => 19533818 [patent_doc_number] => 20240357720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => COLOR TEMPERATURE CONTROLLED AND LOW THD LED LIGHTING DEVICES AND SYSTEMS AND METHODS OF DRIVING THE SAME [patent_app_type] => utility [patent_app_number] => 18/760914 [patent_app_country] => US [patent_app_date] => 2024-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13198 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18760914 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/760914
COLOR TEMPERATURE CONTROLLED AND LOW THD LED LIGHTING DEVICES AND SYSTEMS AND METHODS OF DRIVING THE SAME Jun 30, 2024 Pending
Array ( [id] => 19514923 [patent_doc_number] => 20240346609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => INTELLIGENT CIRCUIT BREAKER ELECTRICAL PANEL [patent_app_type] => utility [patent_app_number] => 18/755490 [patent_app_country] => US [patent_app_date] => 2024-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12029 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18755490 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/755490
INTELLIGENT CIRCUIT BREAKER ELECTRICAL PANEL Jun 25, 2024 Pending
Array ( [id] => 20390620 [patent_doc_number] => 12490366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Dimming system based on power line carrier and dimming and color adjusting control method [patent_app_type] => utility [patent_app_number] => 18/751682 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [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] => 18751682 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751682
Dimming system based on power line carrier and dimming and color adjusting control method Jun 23, 2024 Issued
Array ( [id] => 19646965 [patent_doc_number] => 20240421485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => ANTENNA APPARATUS [patent_app_type] => utility [patent_app_number] => 18/746794 [patent_app_country] => US [patent_app_date] => 2024-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18746794 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/746794
ANTENNA APPARATUS Jun 17, 2024 Pending
Array ( [id] => 20508960 [patent_doc_number] => 12543250 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => LED driver, LED lighting system and operating method thereof [patent_app_type] => utility [patent_app_number] => 18/740782 [patent_app_country] => US [patent_app_date] => 2024-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 2159 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18740782 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/740782
LED DRIVER, LED LIGHTING SYSTEM AND OPERATING METHOD THEREOF Jun 11, 2024 Pending
Array ( [id] => 19468759 [patent_doc_number] => 20240322429 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => INTELLIGENT REFLECTING SURFACE [patent_app_type] => utility [patent_app_number] => 18/673910 [patent_app_country] => US [patent_app_date] => 2024-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14872 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18673910 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/673910
INTELLIGENT REFLECTING SURFACE May 23, 2024 Pending
Array ( [id] => 19386740 [patent_doc_number] => 20240276610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => SELF-PROPELLED SENSING SYSTEM FOR GROW OPERATIONS [patent_app_type] => utility [patent_app_number] => 18/644716 [patent_app_country] => US [patent_app_date] => 2024-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4551 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18644716 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/644716
SELF-PROPELLED SENSING SYSTEM FOR GROW OPERATIONS Apr 23, 2024 Abandoned
Array ( [id] => 20457323 [patent_doc_number] => 12520393 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-06 [patent_title] => Light emitting device and control system for the same [patent_app_type] => utility [patent_app_number] => 18/639554 [patent_app_country] => US [patent_app_date] => 2024-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 3675 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18639554 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/639554
Light emitting device and control system for the same Apr 17, 2024 Issued
Array ( [id] => 20299256 [patent_doc_number] => 20250324499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-16 [patent_title] => LIGHT-EMITTING DIODE CIRCUIT WITH SEQUENCE FUNCTION, LIGHT-EMITTING DIODE CIRCUIT PACKAGE, AND LIGHT-EMITTING DIODE LIGHT STRING [patent_app_type] => utility [patent_app_number] => 18/633753 [patent_app_country] => US [patent_app_date] => 2024-04-12 [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] => -17 [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] => 18633753 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633753
LIGHT-EMITTING DIODE CIRCUIT WITH SEQUENCE FUNCTION, LIGHT-EMITTING DIODE CIRCUIT PACKAGE, AND LIGHT-EMITTING DIODE LIGHT STRING Apr 11, 2024 Pending
Array ( [id] => 20285832 [patent_doc_number] => 20250311074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => DRIVING SYSTEM FOR A LIGHTING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/619445 [patent_app_country] => US [patent_app_date] => 2024-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3986 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619445 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619445
DRIVING SYSTEM FOR A LIGHTING APPARATUS Mar 27, 2024 Pending
Array ( [id] => 19548420 [patent_doc_number] => 20240365456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => LIGHTING SYSTEMS AND APPLICATIONS THEREOF [patent_app_type] => utility [patent_app_number] => 18/615542 [patent_app_country] => US [patent_app_date] => 2024-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18615542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/615542
Lighting systems and applications thereof Mar 24, 2024 Issued
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