Search

Katherine J. Chu

Examiner (ID: 497, Phone: (571)272-7819 , Office: P/3671 )

Most Active Art Unit
3671
Art Unit(s)
3671
Total Applications
613
Issued Applications
274
Pending Applications
69
Abandoned Applications
277

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17257791 [patent_doc_number] => 20210370776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => ROAD PAVER WITH OPERATING UNIT [patent_app_type] => utility [patent_app_number] => 17/331528 [patent_app_country] => US [patent_app_date] => 2021-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17331528 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/331528
ROAD PAVER WITH OPERATING UNIT May 25, 2021 Pending
Array ( [id] => 17243972 [patent_doc_number] => 20210363715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => SYSTEMS AND METHODS FOR VEHICLE BARRIERS [patent_app_type] => utility [patent_app_number] => 17/329040 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17014 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17329040 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329040
SYSTEMS AND METHODS FOR VEHICLE BARRIERS May 23, 2021 Pending
Array ( [id] => 17243970 [patent_doc_number] => 20210363713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => Port-a-Bump Road Construction Safety Device [patent_app_type] => utility [patent_app_number] => 17/327677 [patent_app_country] => US [patent_app_date] => 2021-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17327677 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/327677
Port-a-Bump Road Construction Safety Device May 21, 2021 Abandoned
Array ( [id] => 17990618 [patent_doc_number] => 20220356655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-10 [patent_title] => UTILITY DUCTS AND VAULTS FOR VEHICLE/PEDESTRIAN CROSSINGS [patent_app_type] => utility [patent_app_number] => 17/313588 [patent_app_country] => US [patent_app_date] => 2021-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7731 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17313588 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/313588
UTILITY DUCTS AND VAULTS FOR VEHICLE/PEDESTRIAN CROSSINGS May 5, 2021 Pending
Array ( [id] => 17199873 [patent_doc_number] => 20210339968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => ENCLOSED FOAM RAMP [patent_app_type] => utility [patent_app_number] => 17/244526 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7318 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17244526 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244526
Enclosed foam ramp Apr 28, 2021 Issued
Array ( [id] => 18605030 [patent_doc_number] => 11746486 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => Vehicle escape ramp safety arresting system [patent_app_type] => utility [patent_app_number] => 17/240784 [patent_app_country] => US [patent_app_date] => 2021-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 41 [patent_no_of_words] => 2865 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17240784 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/240784
Vehicle escape ramp safety arresting system Apr 25, 2021 Issued
Array ( [id] => 17156573 [patent_doc_number] => 20210317624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => Anti-Breach Bollard [patent_app_type] => utility [patent_app_number] => 17/229354 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2662 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17229354 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/229354
Anti-Breach Bollard Apr 12, 2021 Abandoned
Array ( [id] => 17930359 [patent_doc_number] => 20220325484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => PORTABLE RAMP [patent_app_type] => utility [patent_app_number] => 17/229018 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17229018 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/229018
PORTABLE RAMP Apr 12, 2021 Abandoned
Array ( [id] => 18666665 [patent_doc_number] => 11773547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Shallow mount bollard [patent_app_type] => utility [patent_app_number] => 17/222277 [patent_app_country] => US [patent_app_date] => 2021-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 6382 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17222277 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/222277
Shallow mount bollard Apr 4, 2021 Issued
Array ( [id] => 17215011 [patent_doc_number] => 20210348348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => Portable Vehicle Barrier [patent_app_type] => utility [patent_app_number] => 17/221167 [patent_app_country] => US [patent_app_date] => 2021-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17221167 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/221167
Portable vehicle barrier Apr 1, 2021 Issued
Array ( [id] => 19066849 [patent_doc_number] => 20240101275 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => PASSENGER BOARDING BRIDGE [patent_app_type] => utility [patent_app_number] => 18/264177 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12533 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18264177 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/264177
PASSENGER BOARDING BRIDGE Mar 29, 2021 Pending
Array ( [id] => 17082605 [patent_doc_number] => 20210277611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => HEATED SCREED RAKING DEVICE AND METHOD FOR RAKING ASPHALT ON A PAVING SURFACE [patent_app_type] => utility [patent_app_number] => 17/207383 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17207383 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/207383
HEATED SCREED RAKING DEVICE AND METHOD FOR RAKING ASPHALT ON A PAVING SURFACE Mar 18, 2021 Pending
Array ( [id] => 18187894 [patent_doc_number] => 11578466 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Traffic barrier and soundwall system [patent_app_type] => utility [patent_app_number] => 17/204586 [patent_app_country] => US [patent_app_date] => 2021-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 3681 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17204586 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/204586
Traffic barrier and soundwall system Mar 16, 2021 Issued
Array ( [id] => 17883253 [patent_doc_number] => 20220298730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => AUTOMATED SPRAY SYSTEM FOR A MILLING MACHINE [patent_app_type] => utility [patent_app_number] => 17/202621 [patent_app_country] => US [patent_app_date] => 2021-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4331 [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] => 17202621 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/202621
AUTOMATED SPRAY SYSTEM FOR A MILLING MACHINE Mar 15, 2021 Abandoned
Array ( [id] => 18326297 [patent_doc_number] => 20230124425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => LOAD-BEARING PLATE WITH CELLULAR STRUCTURE AND ITS MANUFACTURING PROCESS [patent_app_type] => utility [patent_app_number] => 17/910783 [patent_app_country] => US [patent_app_date] => 2021-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2111 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17910783 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/910783
LOAD-BEARING PLATE WITH CELLULAR STRUCTURE AND ITS MANUFACTURING PROCESS Mar 11, 2021 Pending
Array ( [id] => 20201873 [patent_doc_number] => 12404644 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Crash cushion [patent_app_type] => utility [patent_app_number] => 17/188772 [patent_app_country] => US [patent_app_date] => 2021-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 30 [patent_no_of_words] => 2449 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17188772 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/188772
Crash cushion Feb 28, 2021 Issued
Array ( [id] => 17067778 [patent_doc_number] => 20210269993 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => ROAD PAVER WITH A PROJECTOR [patent_app_type] => utility [patent_app_number] => 17/184205 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3323 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17184205 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/184205
ROAD PAVER WITH A PROJECTOR Feb 23, 2021 Pending
Array ( [id] => 17830660 [patent_doc_number] => 20220267964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => Methods for Preparing and Installing A Natural Stone Surface and A Tiled Natural Stone Paving System Therefor [patent_app_type] => utility [patent_app_number] => 17/249216 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4024 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 17249216 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/249216
Methods for Preparing and Installing A Natural Stone Surface and A Tiled Natural Stone Paving System Therefor Feb 23, 2021 Abandoned
Array ( [id] => 16808489 [patent_doc_number] => 20210131042 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => SCREEDING MACHINE WITH COLUMN BLOCK CONTROL USING GYRO SENSOR [patent_app_type] => utility [patent_app_number] => 17/248244 [patent_app_country] => US [patent_app_date] => 2021-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5110 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 410 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17248244 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/248244
Screeding machine with column block control using gyro sensor Jan 14, 2021 Issued
Array ( [id] => 18229997 [patent_doc_number] => 20230068991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-02 [patent_title] => BARRIER ELEMENT TO BLOCK TRAFFIC AND/OR AS A SECURITY PRECAUTION INCLUDING A BALLAST COMPARTMENT [patent_app_type] => utility [patent_app_number] => 17/794462 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2299 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17794462 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/794462
BARRIER ELEMENT TO BLOCK TRAFFIC AND/OR AS A SECURITY PRECAUTION INCLUDING A BALLAST COMPARTMENT Jan 12, 2021 Pending
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