Search

Vivian Chen

Examiner (ID: 14652, Phone: (571)272-1506 , Office: P/1787 )

Most Active Art Unit
1787
Art Unit(s)
1711, 1787, 1794, 1509, 1316, 1754, 1773
Total Applications
2253
Issued Applications
1420
Pending Applications
195
Abandoned Applications
668

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20227482 [patent_doc_number] => 12416126 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Reservoir desilting device having funnel with bivariate normal surface [patent_app_type] => utility [patent_app_number] => 18/273756 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 0 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18273756 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/273756
Reservoir desilting device having funnel with bivariate normal surface Jan 31, 2021 Issued
Array ( [id] => 18325809 [patent_doc_number] => 20230123937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => RESIDUAL CURVATURE METHOD TO MITIGATE PIPELINE BUCKLING [patent_app_type] => utility [patent_app_number] => 17/913930 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2733 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17913930 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/913930
RESIDUAL CURVATURE METHOD TO MITIGATE PIPELINE BUCKLING Jan 28, 2021 Abandoned
Array ( [id] => 18013624 [patent_doc_number] => 11505908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Drilling apparatus and PHC pipe cased pile, and method of drilling with PHC pipe cased pile [patent_app_type] => utility [patent_app_number] => 17/158718 [patent_app_country] => US [patent_app_date] => 2021-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2217 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17158718 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/158718
Drilling apparatus and PHC pipe cased pile, and method of drilling with PHC pipe cased pile Jan 25, 2021 Issued
Array ( [id] => 17497938 [patent_doc_number] => 11286632 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-29 [patent_title] => Shear transfer ring and clamp [patent_app_type] => utility [patent_app_number] => 17/153544 [patent_app_country] => US [patent_app_date] => 2021-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4993 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17153544 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/153544
Shear transfer ring and clamp Jan 19, 2021 Issued
Array ( [id] => 18179562 [patent_doc_number] => 20230040291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => SOIL-DISPLACEMENT DRILL AND METHOD FOR FORMING A SMOOTH FOUNDATION PILE WITH SUCH A SOIL-DISPLACEMENT DRILL [patent_app_type] => utility [patent_app_number] => 17/790084 [patent_app_country] => US [patent_app_date] => 2021-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3958 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17790084 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/790084
Soil-displacement drill and method for forming a smooth foundation pile with such a soil-displacement drill Jan 17, 2021 Issued
Array ( [id] => 17665663 [patent_doc_number] => 11359344 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-14 [patent_title] => Barbed micropiles for soil reinforcement [patent_app_type] => utility [patent_app_number] => 17/134996 [patent_app_country] => US [patent_app_date] => 2020-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7278 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17134996 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/134996
Barbed micropiles for soil reinforcement Dec 27, 2020 Issued
Array ( [id] => 17688438 [patent_doc_number] => 20220195730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => UNDERGROUND BASE FOR A STATIC STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/131822 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5935 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17131822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/131822
Underground base for a static structure Dec 22, 2020 Issued
Array ( [id] => 20316603 [patent_doc_number] => 12455147 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Waterfront barrier system [patent_app_type] => utility [patent_app_number] => 17/782380 [patent_app_country] => US [patent_app_date] => 2020-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17782380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/782380
Waterfront barrier system Dec 18, 2020 Issued
Array ( [id] => 17897554 [patent_doc_number] => 20220307216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => SPECIAL-GROUTING-BASED GROUTING SYSTEM WITH ADJUSTABLE MOVING CAVITY PRESSURE AND GROUTING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/294658 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294658 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294658
SPECIAL-GROUTING-BASED GROUTING SYSTEM WITH ADJUSTABLE MOVING CAVITY PRESSURE AND GROUTING METHOD THEREOF Dec 7, 2020 Abandoned
Array ( [id] => 18399587 [patent_doc_number] => 11661716 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-30 [patent_title] => Erosion control system for preventing shoreline erosion [patent_app_type] => utility [patent_app_number] => 17/114629 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 5802 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17114629 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/114629
Erosion control system for preventing shoreline erosion Dec 7, 2020 Issued
Array ( [id] => 17983109 [patent_doc_number] => 20220349145 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => VIBRO-HAMMER HAVING SIDE GRIP [patent_app_type] => utility [patent_app_number] => 17/251388 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17251388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/251388
Vibro-hammer having side grip Nov 29, 2020 Issued
Array ( [id] => 19793680 [patent_doc_number] => 12234616 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Grouting method [patent_app_type] => utility [patent_app_number] => 17/778484 [patent_app_country] => US [patent_app_date] => 2020-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4793 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17778484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/778484
Grouting method Nov 19, 2020 Issued
Array ( [id] => 17363798 [patent_doc_number] => 11230816 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-25 [patent_title] => Apparatus and method for constructing coastal revetment [patent_app_type] => utility [patent_app_number] => 17/096033 [patent_app_country] => US [patent_app_date] => 2020-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 6225 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17096033 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/096033
Apparatus and method for constructing coastal revetment Nov 11, 2020 Issued
Array ( [id] => 17905872 [patent_doc_number] => 11459719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-04 [patent_title] => Dock leveling system [patent_app_type] => utility [patent_app_number] => 17/089004 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1762 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17089004 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/089004
Dock leveling system Nov 3, 2020 Issued
Array ( [id] => 17208303 [patent_doc_number] => 11168666 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-09 [patent_title] => Jack-up platform with receiving space for a barge and method for offshore installation of a wind turbine [patent_app_type] => utility [patent_app_number] => 17/083550 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 15779 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17083550 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/083550
Jack-up platform with receiving space for a barge and method for offshore installation of a wind turbine Oct 28, 2020 Issued
Array ( [id] => 17845261 [patent_doc_number] => 11434618 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-06 [patent_title] => Method for forming a foundation wall [patent_app_type] => utility [patent_app_number] => 17/082997 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 4247 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17082997 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/082997
Method for forming a foundation wall Oct 27, 2020 Issued
Array ( [id] => 17163312 [patent_doc_number] => 11149401 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-19 [patent_title] => Portable cofferdam system [patent_app_type] => utility [patent_app_number] => 17/062854 [patent_app_country] => US [patent_app_date] => 2020-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 3328 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17062854 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/062854
Portable cofferdam system Oct 4, 2020 Issued
Array ( [id] => 16762807 [patent_doc_number] => 20210108388 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => GROUT PLUG SYSTEMS AND METHODS FOR PLACING PILES [patent_app_type] => utility [patent_app_number] => 17/030150 [patent_app_country] => US [patent_app_date] => 2020-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17030150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/030150
Grout plug systems and methods for placing piles Sep 22, 2020 Issued
Array ( [id] => 17421621 [patent_doc_number] => 11255066 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Method for producing a component free of toe pressure [patent_app_type] => utility [patent_app_number] => 17/022074 [patent_app_country] => US [patent_app_date] => 2020-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6059 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17022074 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/022074
Method for producing a component free of toe pressure Sep 14, 2020 Issued
Array ( [id] => 16506801 [patent_doc_number] => 20200386057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => MOBILE BOOM SYSTEM [patent_app_type] => utility [patent_app_number] => 17/003160 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17003160 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/003160
Mobile boom system Aug 25, 2020 Issued
Menu