Search

Hai Phan

Supervisory Patent Examiner (ID: 18880, Phone: (571)272-6338 , Office: P/2685 )

Most Active Art Unit
2614
Art Unit(s)
2614, 2654, 2734, 2685
Total Applications
530
Issued Applications
277
Pending Applications
94
Abandoned Applications
161

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18793747 [patent_doc_number] => 11827497 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Work vehicle [patent_app_type] => utility [patent_app_number] => 17/434136 [patent_app_country] => US [patent_app_date] => 2020-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6713 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17434136 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/434136
Work vehicle Feb 20, 2020 Issued
Array ( [id] => 16971140 [patent_doc_number] => 11067105 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-07-20 [patent_title] => Flange mount cylinder sensor [patent_app_type] => utility [patent_app_number] => 16/797957 [patent_app_country] => US [patent_app_date] => 2020-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2958 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16797957 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/797957
Flange mount cylinder sensor Feb 20, 2020 Issued
Array ( [id] => 17378491 [patent_doc_number] => 11236491 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Working machine [patent_app_type] => utility [patent_app_number] => 16/793364 [patent_app_country] => US [patent_app_date] => 2020-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 14811 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [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] => 16793364 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/793364
Working machine Feb 17, 2020 Issued
Array ( [id] => 17436523 [patent_doc_number] => 11261841 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Hydrostatic axial piston machine with through drive [patent_app_type] => utility [patent_app_number] => 16/792516 [patent_app_country] => US [patent_app_date] => 2020-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2982 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [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] => 16792516 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/792516
Hydrostatic axial piston machine with through drive Feb 16, 2020 Issued
Array ( [id] => 18213039 [patent_doc_number] => 20230059303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => Actuator Device and Method for Operating an Actuator Device of This Type [patent_app_type] => utility [patent_app_number] => 17/798195 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 452 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17798195 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/798195
Actuator device and method for operating an actuator device of this type Feb 13, 2020 Issued
Array ( [id] => 17534079 [patent_doc_number] => 20220112688 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => HYDRAULIC CONTROL CIRCUIT FOR WORKING MACHINE [patent_app_type] => utility [patent_app_number] => 17/431860 [patent_app_country] => US [patent_app_date] => 2020-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6073 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431860 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431860
Hydraulic control circuit for working machine Feb 12, 2020 Issued
Array ( [id] => 17588365 [patent_doc_number] => 11326626 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Prime mover system and methods utilizing balanced flow within bi-directional power units [patent_app_type] => utility [patent_app_number] => 16/786067 [patent_app_country] => US [patent_app_date] => 2020-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 32 [patent_no_of_words] => 16656 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16786067 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/786067
Prime mover system and methods utilizing balanced flow within bi-directional power units Feb 9, 2020 Issued
Array ( [id] => 17750401 [patent_doc_number] => 20220228606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => ENERGY STORAGE SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/615379 [patent_app_country] => US [patent_app_date] => 2020-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6650 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17615379 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/615379
Energy storage systems Jan 23, 2020 Issued
Array ( [id] => 16978165 [patent_doc_number] => 20210222402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => HYDRAULIC SHIFT CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/745957 [patent_app_country] => US [patent_app_date] => 2020-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16745957 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/745957
HYDRAULIC SHIFT CONTROL SYSTEM Jan 16, 2020 Abandoned
Array ( [id] => 18560437 [patent_doc_number] => 11725673 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Drive device for hydraulic cylinder in work machine [patent_app_type] => utility [patent_app_number] => 17/423746 [patent_app_country] => US [patent_app_date] => 2020-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 10380 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17423746 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/423746
Drive device for hydraulic cylinder in work machine Jan 14, 2020 Issued
Array ( [id] => 17468175 [patent_doc_number] => 11274648 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-15 [patent_title] => Pumped storage system with waterfall control subsystem [patent_app_type] => utility [patent_app_number] => 16/741753 [patent_app_country] => US [patent_app_date] => 2020-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 19349 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16741753 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/741753
Pumped storage system with waterfall control subsystem Jan 13, 2020 Issued
Array ( [id] => 16862034 [patent_doc_number] => 11020761 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-01 [patent_title] => Piston rod sleeve mounting for fluid sprayer pump [patent_app_type] => utility [patent_app_number] => 16/740968 [patent_app_country] => US [patent_app_date] => 2020-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 9256 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16740968 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/740968
Piston rod sleeve mounting for fluid sprayer pump Jan 12, 2020 Issued
Array ( [id] => 16113201 [patent_doc_number] => 20200208623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => Pneumatic Motor Comprising Active Stroke-Switching System [patent_app_type] => utility [patent_app_number] => 16/732773 [patent_app_country] => US [patent_app_date] => 2020-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16732773 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/732773
Pneumatic Motor Comprising Active Stroke-Switching System Jan 1, 2020 Abandoned
Array ( [id] => 16705047 [patent_doc_number] => 10954970 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-23 [patent_title] => Hydraulic drive device for industrial vehicle [patent_app_type] => utility [patent_app_number] => 16/722682 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6627 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 530 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16722682 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/722682
Hydraulic drive device for industrial vehicle Dec 19, 2019 Issued
Array ( [id] => 18125666 [patent_doc_number] => 20230011283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => A HYDRAULIC SYSTEM AND A METHOD FOR CONTROLLING A HYDRAULIC SYSTEM OF A WORKING MACHINE [patent_app_type] => utility [patent_app_number] => 17/784658 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7492 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17784658 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784658
Hydraulic system and a method for controlling a hydraulic system of a working machine Dec 11, 2019 Issued
Array ( [id] => 18153673 [patent_doc_number] => 11566640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-31 [patent_title] => Hydraulic control circuit for a construction machine [patent_app_type] => utility [patent_app_number] => 17/312224 [patent_app_country] => US [patent_app_date] => 2019-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 11052 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17312224 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/312224
Hydraulic control circuit for a construction machine Dec 11, 2019 Issued
Array ( [id] => 18452592 [patent_doc_number] => 20230193871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => METHOD AND DEVICE FOR STORING ENERGY [patent_app_type] => utility [patent_app_number] => 17/425121 [patent_app_country] => US [patent_app_date] => 2019-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4125 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17425121 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/425121
Method and device for storing energy Dec 10, 2019 Issued
Array ( [id] => 16665449 [patent_doc_number] => 10934686 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Working machine [patent_app_type] => utility [patent_app_number] => 16/711017 [patent_app_country] => US [patent_app_date] => 2019-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7909 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16711017 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/711017
Working machine Dec 10, 2019 Issued
Array ( [id] => 16712785 [patent_doc_number] => 20210079932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => HYDRAULIC ACTUATOR END STROKE STOP PRESSURE/LOAD CONTROL [patent_app_type] => utility [patent_app_number] => 16/709397 [patent_app_country] => US [patent_app_date] => 2019-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2434 [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] => 16709397 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/709397
Hydraulic actuator end stroke stop pressure/load control Dec 9, 2019 Issued
Array ( [id] => 19275038 [patent_doc_number] => 12025159 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-02 [patent_title] => Hydraulic power system for downhole device and downhole device [patent_app_type] => utility [patent_app_number] => 17/630653 [patent_app_country] => US [patent_app_date] => 2019-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 10408 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 682 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17630653 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/630653
Hydraulic power system for downhole device and downhole device Dec 2, 2019 Issued
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