Search

Lois L. Zheng

Examiner (ID: 10434, Phone: (571)272-1248 , Office: P/1733 )

Most Active Art Unit
1733
Art Unit(s)
1742, 1793, 1733
Total Applications
1149
Issued Applications
663
Pending Applications
149
Abandoned Applications
347

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19830100 [patent_doc_number] => 20250081886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => LAP BAR ROTATIONAL DAMPER [patent_app_type] => utility [patent_app_number] => 18/823835 [patent_app_country] => US [patent_app_date] => 2024-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9879 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18823835 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/823835
LAP BAR ROTATIONAL DAMPER Sep 3, 2024 Pending
Array ( [id] => 20553300 [patent_doc_number] => 20260053079 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-02-26 [patent_title] => DISC MOUNTING ASSEMBLY FOR A VERTICAL TILLAGE IMPLEMENT [patent_app_type] => utility [patent_app_number] => 18/810016 [patent_app_country] => US [patent_app_date] => 2024-08-20 [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] => -18 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18810016 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/810016
DISC MOUNTING ASSEMBLY FOR A VERTICAL TILLAGE IMPLEMENT Aug 19, 2024 Pending
Array ( [id] => 19612175 [patent_doc_number] => 20240397855 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => RIDING MOWING DEVICE [patent_app_type] => utility [patent_app_number] => 18/806045 [patent_app_country] => US [patent_app_date] => 2024-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18806045 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/806045
RIDING MOWING DEVICE Aug 14, 2024 Pending
Array ( [id] => 20427013 [patent_doc_number] => 20250389101 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-25 [patent_title] => DURABLE CUTTING EDGES WITH WEAR RESISTANT WEAR INDICATOR [patent_app_type] => utility [patent_app_number] => 18/750899 [patent_app_country] => US [patent_app_date] => 2024-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7708 [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] => 18750899 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/750899
DURABLE CUTTING EDGES WITH WEAR RESISTANT WEAR INDICATOR Jun 20, 2024 Pending
Array ( [id] => 20390918 [patent_doc_number] => 20250366393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => FOLDABLE HARVESTING MACHINE IMPLEMENT [patent_app_type] => utility [patent_app_number] => 18/732699 [patent_app_country] => US [patent_app_date] => 2024-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18732699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/732699
FOLDABLE HARVESTING MACHINE IMPLEMENT Jun 3, 2024 Pending
Array ( [id] => 19381630 [patent_doc_number] => 20240271500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => METHODS AND APPARATUS FOR REMOVING SECTIONS OF A WELLBORE WALL [patent_app_type] => utility [patent_app_number] => 18/653091 [patent_app_country] => US [patent_app_date] => 2024-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8513 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18653091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/653091
Methods and apparatus for removing sections of a wellbore wall May 1, 2024 Issued
Array ( [id] => 20191419 [patent_doc_number] => 20250268129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => MOWER UNIT AND WORK MACHINE INCLUDING MOWER UNIT [patent_app_type] => utility [patent_app_number] => 18/588742 [patent_app_country] => US [patent_app_date] => 2024-02-27 [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] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18588742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/588742
MOWER UNIT AND WORK MACHINE INCLUDING MOWER UNIT Feb 26, 2024 Pending
Array ( [id] => 19401312 [patent_doc_number] => 20240284823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => FORESTRY MULCHING ROTARY CUTTING DEVICE WITH TILTING FEATURES [patent_app_type] => utility [patent_app_number] => 18/585825 [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] => 11147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18585825 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/585825
FORESTRY MULCHING ROTARY CUTTING DEVICE WITH TILTING FEATURES Feb 22, 2024 Pending
Array ( [id] => 18969529 [patent_doc_number] => 20240049621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => MODULAR SYSTEM FOR AGRICULTURE FIELD OPERATIONS [patent_app_type] => utility [patent_app_number] => 18/449616 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449616 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449616
MODULAR SYSTEM FOR AGRICULTURE FIELD OPERATIONS Aug 13, 2023 Issued
Array ( [id] => 18706571 [patent_doc_number] => 20230329141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => CONVERSION KIT FOR A SEEDING RESIDUE MANAGING DEVICE [patent_app_type] => utility [patent_app_number] => 18/132624 [patent_app_country] => US [patent_app_date] => 2023-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1786 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18132624 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/132624
CONVERSION KIT FOR A SEEDING RESIDUE MANAGING DEVICE Apr 9, 2023 Abandoned
Array ( [id] => 20066078 [patent_doc_number] => 20250204300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => Agricultural Implements and Methods of Folding Agricultural Implements [patent_app_type] => utility [patent_app_number] => 18/851917 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18851917 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851917
Agricultural Implements and Methods of Folding Agricultural Implements Mar 29, 2023 Pending
Array ( [id] => 18706577 [patent_doc_number] => 20230329147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => GROUNDS MAINTENANCE VEHICLE WITH COVER RETENTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/128065 [patent_app_country] => US [patent_app_date] => 2023-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128065 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128065
GROUNDS MAINTENANCE VEHICLE WITH COVER RETENTION SYSTEM Mar 28, 2023 Pending
Array ( [id] => 20134197 [patent_doc_number] => 20250241241 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => A METHOD TO CULTIVATE A PIECE OF FARMLAND WITH AN AUTONOMOUS TRACTOR AND A TRACTOR FOR EMPLOYING THE METHOD [patent_app_type] => utility [patent_app_number] => 18/851175 [patent_app_country] => US [patent_app_date] => 2023-03-27 [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] => -8 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18851175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851175
A METHOD TO CULTIVATE A PIECE OF FARMLAND WITH AN AUTONOMOUS TRACTOR AND A TRACTOR FOR EMPLOYING THE METHOD Mar 26, 2023 Pending
Array ( [id] => 20056231 [patent_doc_number] => 20250194453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => AGRICULTURAL IMPLEMENT [patent_app_type] => utility [patent_app_number] => 18/846906 [patent_app_country] => US [patent_app_date] => 2023-03-16 [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] => -9 [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] => 18846906 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/846906
AGRICULTURAL IMPLEMENT Mar 15, 2023 Pending
Array ( [id] => 18650058 [patent_doc_number] => 20230295889 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => ATTACHMENT FOR SNOW PLOW BLADE [patent_app_type] => utility [patent_app_number] => 18/122485 [patent_app_country] => US [patent_app_date] => 2023-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1949 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18122485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/122485
ATTACHMENT FOR SNOW PLOW BLADE Mar 15, 2023 Abandoned
Array ( [id] => 18646896 [patent_doc_number] => 20230292655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => ROBOTIC GARDEN TOOL WITH IMPLEMENT HEIGHT ADJUSTMENT [patent_app_type] => utility [patent_app_number] => 18/184318 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13070 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18184318 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184318
ROBOTIC GARDEN TOOL WITH IMPLEMENT HEIGHT ADJUSTMENT Mar 14, 2023 Pending
Array ( [id] => 20066106 [patent_doc_number] => 20250204328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => AGRICULTURAL MACHINE FOR WORKING AROUND TRUNKS OF VEGETABLE PLANTS, IN PARTICULAR A SUCKERS REMOVING MACHINE [patent_app_type] => utility [patent_app_number] => 18/851631 [patent_app_country] => US [patent_app_date] => 2023-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4428 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18851631 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/851631
AGRICULTURAL MACHINE FOR WORKING AROUND TRUNKS OF VEGETABLE PLANTS, IN PARTICULAR A SUCKERS REMOVING MACHINE Mar 12, 2023 Pending
Array ( [id] => 20576656 [patent_doc_number] => 12568889 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Beater roller configuration in a harvester vehicle [patent_app_type] => utility [patent_app_number] => 18/118557 [patent_app_country] => US [patent_app_date] => 2023-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3277 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18118557 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/118557
Beater roller configuration in a harvester vehicle Mar 6, 2023 Issued
Array ( [id] => 20633703 [patent_doc_number] => 12594567 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Baler nozzle evaluation system and method [patent_app_type] => utility [patent_app_number] => 18/175157 [patent_app_country] => US [patent_app_date] => 2023-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1115 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18175157 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/175157
Baler nozzle evaluation system and method Feb 26, 2023 Issued
Array ( [id] => 18567715 [patent_doc_number] => 20230258050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => HIGH PRESSURE SWELLABLE PACKER [patent_app_type] => utility [patent_app_number] => 18/169506 [patent_app_country] => US [patent_app_date] => 2023-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169506 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169506
High pressure swellable packer Feb 14, 2023 Issued
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