Search

Hwei-siu C. Payer

Examiner (ID: 6905, Phone: (571)272-4511 , Office: P/3724 )

Most Active Art Unit
3724
Art Unit(s)
3204, 3724, 2899
Total Applications
3785
Issued Applications
2950
Pending Applications
180
Abandoned Applications
677

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20255347 [patent_doc_number] => 12427681 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Multifunctional cutter [patent_app_type] => utility [patent_app_number] => 18/185342 [patent_app_country] => US [patent_app_date] => 2023-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 3442 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 18185342 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/185342
Multifunctional cutter Mar 15, 2023 Issued
Array ( [id] => 18978189 [patent_doc_number] => 11903339 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-20 [patent_title] => Externally windable trimmer head [patent_app_type] => utility [patent_app_number] => 18/121170 [patent_app_country] => US [patent_app_date] => 2023-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 28 [patent_no_of_words] => 9905 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18121170 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/121170
Externally windable trimmer head Mar 13, 2023 Issued
Array ( [id] => 18656706 [patent_doc_number] => 20230302607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => TOOL SHARPENING APPARATUS WITH VARIABLE EDGE ANGLE CONTROL [patent_app_type] => utility [patent_app_number] => 18/180755 [patent_app_country] => US [patent_app_date] => 2023-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19866 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18180755 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/180755
TOOL SHARPENING APPARATUS WITH VARIABLE EDGE ANGLE CONTROL Mar 7, 2023 Pending
Array ( [id] => 20006607 [patent_doc_number] => 20250144829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => HAIR TRIMMER WITH PIVOTAL HEAD, AND LOCKING MECHANISM THEREFOR [patent_app_type] => utility [patent_app_number] => 18/836828 [patent_app_country] => US [patent_app_date] => 2023-02-13 [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] => -13 [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] => 18836828 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/836828
HAIR TRIMMER WITH PIVOTAL HEAD, AND LOCKING MECHANISM THEREFOR Feb 12, 2023 Pending
Array ( [id] => 18878200 [patent_doc_number] => 20240001569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Utility Blades and Combination Blade Holders [patent_app_type] => utility [patent_app_number] => 18/167578 [patent_app_country] => US [patent_app_date] => 2023-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8248 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18167578 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/167578
Utility blades and combination blade holders Feb 9, 2023 Issued
Array ( [id] => 19359955 [patent_doc_number] => 20240261989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => KNIFE WITH REPLACEABLE BLADE [patent_app_type] => utility [patent_app_number] => 18/164381 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3643 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18164381 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164381
KNIFE WITH REPLACEABLE BLADE Feb 2, 2023 Abandoned
Array ( [id] => 19317456 [patent_doc_number] => 20240238996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => FOLDING KNIFE WITH SPRING-ANCHORED PIVOT [patent_app_type] => utility [patent_app_number] => 18/155040 [patent_app_country] => US [patent_app_date] => 2023-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12041 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18155040 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/155040
FOLDING KNIFE WITH SPRING-ANCHORED PIVOT Jan 15, 2023 Pending
Array ( [id] => 20526525 [patent_doc_number] => 12544945 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Razor having a rapid cleaning element [patent_app_type] => utility [patent_app_number] => 18/096513 [patent_app_country] => US [patent_app_date] => 2023-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096513 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096513
Razor having a rapid cleaning element Jan 11, 2023 Issued
Array ( [id] => 18544641 [patent_doc_number] => 11717977 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-08-08 [patent_title] => Paper cutter [patent_app_type] => utility [patent_app_number] => 18/151037 [patent_app_country] => US [patent_app_date] => 2023-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2751 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18151037 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/151037
Paper cutter Jan 5, 2023 Issued
Array ( [id] => 19247559 [patent_doc_number] => 20240198544 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => UTILITY KNIFE BLADE WITH FUNCTIONAL CUTOUTS [patent_app_type] => utility [patent_app_number] => 18/081309 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3556 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18081309 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/081309
UTILITY KNIFE BLADE WITH FUNCTIONAL CUTOUTS Dec 13, 2022 Pending
Array ( [id] => 18824723 [patent_doc_number] => 11839989 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Tactical knife [patent_app_type] => utility [patent_app_number] => 18/080584 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 2559 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080584 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080584
Tactical knife Dec 12, 2022 Issued
Array ( [id] => 20699666 [patent_doc_number] => 12622350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-12 [patent_title] => Grass trimming head and grass trimmer having the same [patent_app_type] => utility [patent_app_number] => 18/078961 [patent_app_country] => US [patent_app_date] => 2022-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 58 [patent_figures_cnt] => 67 [patent_no_of_words] => 23607 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18078961 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078961
Grass trimming head and grass trimmer having the same Dec 10, 2022 Issued
Array ( [id] => 18299316 [patent_doc_number] => 20230109002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => Razor Blade Head and Razor for Use Therewith [patent_app_type] => utility [patent_app_number] => 18/063083 [patent_app_country] => US [patent_app_date] => 2022-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2591 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063083
Razor Blade Head and Razor for Use Therewith Dec 7, 2022 Abandoned
Array ( [id] => 18405066 [patent_doc_number] => 20230166417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => RAZOR CARTRIDGE [patent_app_type] => utility [patent_app_number] => 18/058628 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6149 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18058628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058628
RAZOR CARTRIDGE Nov 22, 2022 Issued
Array ( [id] => 19186922 [patent_doc_number] => 20240165835 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => INDUSTRIAL BOX TOP OPENER [patent_app_type] => utility [patent_app_number] => 18/058592 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058592 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058592
INDUSTRIAL BOX TOP OPENER Nov 22, 2022 Abandoned
Array ( [id] => 18684396 [patent_doc_number] => 11780107 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-10-10 [patent_title] => Movable knife blade cover [patent_app_type] => utility [patent_app_number] => 17/989615 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 5765 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17989615 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/989615
Movable knife blade cover Nov 16, 2022 Issued
Array ( [id] => 20199799 [patent_doc_number] => 12402558 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Trimmer head and trimmer thereof [patent_app_type] => utility [patent_app_number] => 17/988312 [patent_app_country] => US [patent_app_date] => 2022-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17988312 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/988312
Trimmer head and trimmer thereof Nov 15, 2022 Issued
Array ( [id] => 18405061 [patent_doc_number] => 20230166412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => METHOD OF MANUFACTURING A KNIFE BLADE AND KNIFE BLADE [patent_app_type] => utility [patent_app_number] => 17/987278 [patent_app_country] => US [patent_app_date] => 2022-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2440 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17987278 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/987278
METHOD OF MANUFACTURING A KNIFE BLADE AND KNIFE BLADE Nov 14, 2022 Pending
Array ( [id] => 18327692 [patent_doc_number] => 11632903 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-04-25 [patent_title] => Externally windable trimmer head [patent_app_type] => utility [patent_app_number] => 17/981751 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 29 [patent_no_of_words] => 9157 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17981751 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/981751
Externally windable trimmer head Nov 6, 2022 Issued
Array ( [id] => 20761712 [patent_doc_number] => 20260158687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-06-11 [patent_title] => COUPLING AND DECOUPLING A MAIN HOUSING AND A FUNCTIONAL ATTACHMENT OF A HANDHELD PERSONAL CARE DEVICE [patent_app_type] => utility [patent_app_number] => 18/707637 [patent_app_country] => US [patent_app_date] => 2022-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1153 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18707637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/707637
COUPLING AND DECOUPLING A MAIN HOUSING AND A FUNCTIONAL ATTACHMENT OF A HANDHELD PERSONAL CARE DEVICE Nov 2, 2022 Pending
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