Search

Wei Chan

Examiner (ID: 10212, Phone: (571)272-5177 , Office: P/2844 )

Most Active Art Unit
2844
Art Unit(s)
2845, 2844
Total Applications
808
Issued Applications
598
Pending Applications
81
Abandoned Applications
151

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20877789 [patent_doc_number] => 20260223277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-07-30 [patent_title] => CYCLOTRON [patent_app_type] => utility [patent_app_number] => 19/140471 [patent_app_country] => US [patent_app_date] => 2023-12-21 [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] => -11 [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] => 19140471 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/140471
CYCLOTRON Jun 17, 2025 Pending
Array ( [id] => 20424321 [patent_doc_number] => 20250386407 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 19/203322 [patent_app_country] => US [patent_app_date] => 2025-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19203322 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/203322
ELECTRONIC DEVICE May 8, 2025 Pending
Array ( [id] => 20198330 [patent_doc_number] => 20250275040 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => REAR TURN LAMP [patent_app_type] => utility [patent_app_number] => 19/197157 [patent_app_country] => US [patent_app_date] => 2025-05-02 [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] => -3 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19197157 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/197157
REAR TURN LAMP May 1, 2025 Pending
Array ( [id] => 20477901 [patent_doc_number] => 20260020122 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-15 [patent_title] => COLOR TEMPERATURE-ADJUSTABLE LAMP DEVICE [patent_app_type] => utility [patent_app_number] => 19/193292 [patent_app_country] => US [patent_app_date] => 2025-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1111 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19193292 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/193292
COLOR TEMPERATURE-ADJUSTABLE LAMP DEVICE Apr 28, 2025 Pending
Array ( [id] => 20544569 [patent_doc_number] => 20260051462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-19 [patent_title] => SEMICONDUCTOR PROCESSING FACILITY AND METHOD OF MANUFACTURING SEMICONDUCTOR PROCESSING FACILITY [patent_app_type] => utility [patent_app_number] => 19/092156 [patent_app_country] => US [patent_app_date] => 2025-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4374 [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] => 19092156 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/092156
SEMICONDUCTOR PROCESSING FACILITY AND METHOD OF MANUFACTURING SEMICONDUCTOR PROCESSING FACILITY Mar 26, 2025 Pending
Array ( [id] => 20394101 [patent_doc_number] => 20250369576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => Adaptive Flashlight Control Module [patent_app_type] => utility [patent_app_number] => 19/087105 [patent_app_country] => US [patent_app_date] => 2025-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21509 [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] => 19087105 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/087105
Adaptive Flashlight Control Module Mar 20, 2025 Pending
Array ( [id] => 20062962 [patent_doc_number] => 20250201184 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => ACTIVE CONTROL OF LIGHT EMITTING DIODES AND LIGHT EMITTING DIODE DISPLAYS [patent_app_type] => utility [patent_app_number] => 19/069965 [patent_app_country] => US [patent_app_date] => 2025-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19069965 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/069965
ACTIVE CONTROL OF LIGHT EMITTING DIODES AND LIGHT EMITTING DIODE DISPLAYS Mar 3, 2025 Pending
Array ( [id] => 20222907 [patent_doc_number] => 20250285838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-11 [patent_title] => FILTER CIRCUIT AND PLASMA PROCESSING APPARATUS [patent_app_type] => utility [patent_app_number] => 19/061185 [patent_app_country] => US [patent_app_date] => 2025-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5452 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 19061185 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/061185
FILTER CIRCUIT AND PLASMA PROCESSING APPARATUS Feb 23, 2025 Pending
Array ( [id] => 20183813 [patent_doc_number] => 20250267771 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-21 [patent_title] => MULTI-FUNCTION, ELECTRICAL RECEPTACLE MOUNTED, LED LIGHT CONTROL MODULE FOR UNDERCABINET LIGHTING SYSTEMS [patent_app_type] => utility [patent_app_number] => 19/058946 [patent_app_country] => US [patent_app_date] => 2025-02-20 [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] => -28 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19058946 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/058946
MULTI-FUNCTION, ELECTRICAL RECEPTACLE MOUNTED, LED LIGHT CONTROL MODULE FOR UNDERCABINET LIGHTING SYSTEMS Feb 19, 2025 Pending
Array ( [id] => 20029807 [patent_doc_number] => 20250168029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => STATE RETENTION LOAD CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 19/027087 [patent_app_country] => US [patent_app_date] => 2025-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 19027087 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/027087
STATE RETENTION LOAD CONTROL SYSTEM Jan 16, 2025 Pending
Array ( [id] => 20002881 [patent_doc_number] => 20250141103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => ANTENNA AND ANTENNA APPARATUS FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 19/006946 [patent_app_country] => US [patent_app_date] => 2024-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3506 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 19006946 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/006946
ANTENNA AND ANTENNA APPARATUS FOR VEHICLE Dec 30, 2024 Pending
Array ( [id] => 20754502 [patent_doc_number] => 20260156735 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-04 [patent_title] => CONTROL CIRCUIT WITH SLOW-START SWITCH AND STAGE LIGHT FIXTURE HAVING SAME [patent_app_type] => utility [patent_app_number] => 19/006412 [patent_app_country] => US [patent_app_date] => 2024-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 19006412 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/006412
CONTROL CIRCUIT WITH SLOW-START SWITCH AND STAGE LIGHT FIXTURE HAVING SAME Dec 30, 2024 Pending
Array ( [id] => 20668648 [patent_doc_number] => 12610437 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-21 [patent_title] => Bidirectional colorful light triggered by power-line pulse signals connected in series and parallel [patent_app_type] => utility [patent_app_number] => 18/961040 [patent_app_country] => US [patent_app_date] => 2024-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 717 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18961040 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/961040
Bidirectional colorful light triggered by power-line pulse signals connected in series and parallel Nov 25, 2024 Issued
Array ( [id] => 20776368 [patent_doc_number] => 12660060 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-16 [patent_title] => Driver circuit for supplying a constant current to an LED arrangement [patent_app_type] => utility [patent_app_number] => 18/956645 [patent_app_country] => US [patent_app_date] => 2024-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18956645 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/956645
Driver circuit for supplying a constant current to an LED arrangement Nov 21, 2024 Issued
Array ( [id] => 19821490 [patent_doc_number] => 20250079697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => ANTENNA MODULE AND COMMUNICATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/951900 [patent_app_country] => US [patent_app_date] => 2024-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18951900 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/951900
ANTENNA MODULE AND COMMUNICATION DEVICE Nov 18, 2024 Pending
Array ( [id] => 19803929 [patent_doc_number] => 20250069854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => MODIFICATION METHOD AND MODIFICATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/947903 [patent_app_country] => US [patent_app_date] => 2024-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18947903 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/947903
MODIFICATION METHOD AND MODIFICATION DEVICE Nov 13, 2024 Pending
Array ( [id] => 20024274 [patent_doc_number] => 20250162496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => EXTERIOR LIGHTING SYSTEM FOR A VEHICLE [patent_app_type] => utility [patent_app_number] => 18/947473 [patent_app_country] => US [patent_app_date] => 2024-11-14 [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] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18947473 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/947473
EXTERIOR LIGHTING SYSTEM FOR A VEHICLE Nov 13, 2024 Pending
Array ( [id] => 19804528 [patent_doc_number] => 20250070453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => Dual Antenna Wireless Communication Device in a Load Control System [patent_app_type] => utility [patent_app_number] => 18/944091 [patent_app_country] => US [patent_app_date] => 2024-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6784 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18944091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/944091
Dual Antenna Wireless Communication Device in a Load Control System Nov 11, 2024 Pending
Array ( [id] => 20020052 [patent_doc_number] => 20250158274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => DEVICE FOR ENABLING MOBILE COMMUNICATION TERMINAL TO EXCHANGE INFORMATION UNDERWATER THROUGH ELECTROMAGNETIC WAVES [patent_app_type] => utility [patent_app_number] => 18/940781 [patent_app_country] => US [patent_app_date] => 2024-11-07 [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] => -19 [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] => 18940781 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/940781
DEVICE FOR ENABLING MOBILE COMMUNICATION TERMINAL TO EXCHANGE INFORMATION UNDERWATER THROUGH ELECTROMAGNETIC WAVES Nov 6, 2024 Pending
Array ( [id] => 20065518 [patent_doc_number] => 20250203740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => LIGHTING SYSTEM WITH ILLUMINATION RANGE ADJUSTMENT FUNCTION BASED ON RADIO FREQUENCY SIGNAL CONTROL [patent_app_type] => utility [patent_app_number] => 18/934269 [patent_app_country] => US [patent_app_date] => 2024-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18934269 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/934269
Lighting system with illumination range adjustment function based on radio frequency signal control Oct 31, 2024 Issued
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