Search

William B. Perkey

Examiner (ID: 254, Phone: (571)272-2126 , Office: P/2852 )

Most Active Art Unit
2101
Art Unit(s)
2852, 2899, 3504, 2608, 2101, 1506, 2862, 2851
Total Applications
4799
Issued Applications
4134
Pending Applications
49
Abandoned Applications
630

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20127733 [patent_doc_number] => 12370032 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Oral care device and control method thereof [patent_app_type] => utility [patent_app_number] => 18/938493 [patent_app_country] => US [patent_app_date] => 2024-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 2597 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18938493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/938493
Oral care device and control method thereof Nov 5, 2024 Issued
Array ( [id] => 19799715 [patent_doc_number] => 20250065640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => METHOD FOR FEEDBACK CONTROL OF THE TEMPERATURE OF AN INK IN INKJET PRINTING [patent_app_type] => utility [patent_app_number] => 18/810769 [patent_app_country] => US [patent_app_date] => 2024-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4682 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18810769 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/810769
Method for feedback control of the temperature of an ink in inkjet printing Aug 20, 2024 Issued
Array ( [id] => 19448102 [patent_doc_number] => 20240308232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => LIQUID CONSUMPTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/614878 [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] => 7810 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614878 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614878
Liquid consumption device Mar 24, 2024 Issued
Array ( [id] => 19346698 [patent_doc_number] => 20240255661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => SATELLITE-ENABLED NODE FOR AMBIENT NOISE TOMOGRAPHY [patent_app_type] => utility [patent_app_number] => 18/592916 [patent_app_country] => US [patent_app_date] => 2024-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17349 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18592916 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/592916
Satellite-enabled node for ambient noise tomography Feb 29, 2024 Issued
Array ( [id] => 19232943 [patent_doc_number] => 20240190135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => INK REFILL CONTAINER, INK REFILL SYSTEM, AND INK REFILL ADAPTER [patent_app_type] => utility [patent_app_number] => 18/585420 [patent_app_country] => US [patent_app_date] => 2024-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17000 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585420 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585420
Ink refill container, ink refill system, and ink refill adapter Feb 22, 2024 Issued
Array ( [id] => 20493444 [patent_doc_number] => 12535310 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Estimating tracking sensor parametrization using known surface constraints [patent_app_type] => utility [patent_app_number] => 18/583303 [patent_app_country] => US [patent_app_date] => 2024-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2402 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583303 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583303
ESTIMATING TRACKING SENSOR PARAMETRIZATION USING KNOWN SURFACE CONSTRAINTS Feb 20, 2024 Pending
Array ( [id] => 19903613 [patent_doc_number] => 12280601 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Ink refill container and ink refill system [patent_app_type] => utility [patent_app_number] => 18/434459 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 15663 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18434459 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/434459
Ink refill container and ink refill system Feb 5, 2024 Issued
Array ( [id] => 19290977 [patent_doc_number] => 12030320 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Liquid discharging device [patent_app_type] => utility [patent_app_number] => 18/425078 [patent_app_country] => US [patent_app_date] => 2024-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 22230 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18425078 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/425078
Liquid discharging device Jan 28, 2024 Issued
Array ( [id] => 19160163 [patent_doc_number] => 20240152870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => Method And Device For Determining An Area Cut With A Cutting Roll By At Least One Construction Machine Or Mining Machine [patent_app_type] => utility [patent_app_number] => 18/512148 [patent_app_country] => US [patent_app_date] => 2023-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3543 [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] => 18512148 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/512148
Method And Device For Determining An Area Cut With A Cutting Roll By At Least One Construction Machine Or Mining Machine Nov 16, 2023 Pending
Array ( [id] => 19473243 [patent_doc_number] => 12103311 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Ink circuit with several modular units [patent_app_type] => utility [patent_app_number] => 18/496485 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 34 [patent_no_of_words] => 19350 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [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] => 18496485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496485
Ink circuit with several modular units Oct 26, 2023 Issued
Array ( [id] => 19004874 [patent_doc_number] => 20240068945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => Textile Brightness Measurement System [patent_app_type] => utility [patent_app_number] => 18/496340 [patent_app_country] => US [patent_app_date] => 2023-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4692 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18496340 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/496340
Textile brightness measurement system Oct 26, 2023 Issued
Array ( [id] => 19565930 [patent_doc_number] => 12140697 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Self-position estimation device, self-position estimation method, program, and recording medium [patent_app_type] => utility [patent_app_number] => 18/485185 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 9857 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18485185 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/485185
Self-position estimation device, self-position estimation method, program, and recording medium Oct 10, 2023 Issued
Array ( [id] => 19099105 [patent_doc_number] => 20240118333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => DIAGNOSIS AND PROGNOSIS OF IGBT MODULES [patent_app_type] => utility [patent_app_number] => 18/465207 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12276 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18465207 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465207
DIAGNOSIS AND PROGNOSIS OF IGBT MODULES Sep 11, 2023 Pending
Array ( [id] => 19143418 [patent_doc_number] => 20240142287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => Volume Determination System, a Vehicle Having a Volume Determination System, and Methods of Operating Such a Vehicle [patent_app_type] => utility [patent_app_number] => 18/462808 [patent_app_country] => US [patent_app_date] => 2023-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18462808 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/462808
Volume Determination System, a Vehicle Having a Volume Determination System, and Methods of Operating Such a Vehicle Sep 6, 2023 Pending
Array ( [id] => 19005448 [patent_doc_number] => 20240069519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD [patent_app_type] => utility [patent_app_number] => 18/237796 [patent_app_country] => US [patent_app_date] => 2023-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12153 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237796 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/237796
INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD Aug 23, 2023 Pending
Array ( [id] => 19504389 [patent_doc_number] => 12115796 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Member including pad electrode, ink cartridge, recording apparatus [patent_app_type] => utility [patent_app_number] => 18/453873 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 55838 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453873
Member including pad electrode, ink cartridge, recording apparatus Aug 21, 2023 Issued
Array ( [id] => 18922178 [patent_doc_number] => 20240025182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => LIQUID EJECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 18/357284 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19548 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18357284 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/357284
Liquid ejection apparatus Jul 23, 2023 Issued
Array ( [id] => 19947727 [patent_doc_number] => 12319068 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Liquid discharging head and liquid discharging apparatus [patent_app_type] => utility [patent_app_number] => 18/355267 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6045 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18355267 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/355267
Liquid discharging head and liquid discharging apparatus Jul 18, 2023 Issued
Array ( [id] => 18987105 [patent_doc_number] => 20240059074 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/355024 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8423 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18355024 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/355024
Image forming apparatus Jul 18, 2023 Issued
Array ( [id] => 20271346 [patent_doc_number] => 12441113 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Printing apparatus and method for controlling printing apparatus [patent_app_type] => utility [patent_app_number] => 18/353849 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 24 [patent_no_of_words] => 7290 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18353849 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/353849
Printing apparatus and method for controlling printing apparatus Jul 16, 2023 Issued
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