Search

Diem M. Tran

Examiner (ID: 934, Phone: (571)270-7825 , Office: P/3654 )

Most Active Art Unit
3654
Art Unit(s)
3654
Total Applications
690
Issued Applications
520
Pending Applications
44
Abandoned Applications
147

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20158051 [patent_doc_number] => 12384660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Structure for constructing an elevator shaft [patent_app_type] => utility [patent_app_number] => 18/374076 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18374076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/374076
Structure for constructing an elevator shaft Sep 27, 2023 Issued
Array ( [id] => 20158051 [patent_doc_number] => 12384660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Structure for constructing an elevator shaft [patent_app_type] => utility [patent_app_number] => 18/374076 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18374076 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/374076
Structure for constructing an elevator shaft Sep 27, 2023 Issued
Array ( [id] => 19871196 [patent_doc_number] => 12264039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Suspension arrangement to absorb stress acting on an elevator cabin during landing [patent_app_type] => utility [patent_app_number] => 18/374089 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3014 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18374089 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/374089
Suspension arrangement to absorb stress acting on an elevator cabin during landing Sep 27, 2023 Issued
Array ( [id] => 19871196 [patent_doc_number] => 12264039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Suspension arrangement to absorb stress acting on an elevator cabin during landing [patent_app_type] => utility [patent_app_number] => 18/374089 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3014 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18374089 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/374089
Suspension arrangement to absorb stress acting on an elevator cabin during landing Sep 27, 2023 Issued
Array ( [id] => 18902479 [patent_doc_number] => 20240017964 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => CONSTRUCTION ELEVATOR ARRANGEMENT AND A METHOD FOR PRODUCING THE SAME [patent_app_type] => utility [patent_app_number] => 18/474045 [patent_app_country] => US [patent_app_date] => 2023-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18474045 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/474045
Construction elevator arrangement and a method for producing the same Sep 24, 2023 Issued
Array ( [id] => 19019994 [patent_doc_number] => 20240076165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Elevator Mounting Assembly with Side Mount Hanger [patent_app_type] => utility [patent_app_number] => 18/467341 [patent_app_country] => US [patent_app_date] => 2023-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18467341 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/467341
Elevator mounting assembly with side mount hanger Sep 13, 2023 Issued
Array ( [id] => 19004109 [patent_doc_number] => 20240068180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => CONCRETE REMOVAL DEVICE AND SYSTEM [patent_app_type] => utility [patent_app_number] => 18/237198 [patent_app_country] => US [patent_app_date] => 2023-08-23 [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] => -18 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237198 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/237198
Concrete removal device and system Aug 22, 2023 Issued
Array ( [id] => 20227069 [patent_doc_number] => 12415711 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-16 [patent_title] => Transport vehicle, connecting part, distance specifying method, and recording medium [patent_app_type] => utility [patent_app_number] => 18/450387 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 28 [patent_no_of_words] => 1168 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [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] => 18450387 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/450387
Transport vehicle, connecting part, distance specifying method, and recording medium Aug 14, 2023 Issued
Array ( [id] => 19651101 [patent_doc_number] => 12172869 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Elevator and a method of maintaining an elevator [patent_app_type] => utility [patent_app_number] => 18/365386 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2062 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365386 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365386
Elevator and a method of maintaining an elevator Aug 3, 2023 Issued
Array ( [id] => 19325854 [patent_doc_number] => 12043518 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-07-23 [patent_title] => Tension equalizing traction sheave assembly for elevator assemblies [patent_app_type] => utility [patent_app_number] => 18/227607 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 7866 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18227607 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/227607
Tension equalizing traction sheave assembly for elevator assemblies Jul 27, 2023 Issued
Array ( [id] => 19172232 [patent_doc_number] => 20240158206 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => ELEVATOR CAR DOOR LOCKING DEVICE AND ELEVATOR EQUIPMENT [patent_app_type] => utility [patent_app_number] => 18/360104 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18360104 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/360104
Elevator car door locking device and elevator equipment Jul 26, 2023 Issued
Array ( [id] => 19709065 [patent_doc_number] => 20250019207 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => MAGNETIC DOOR COUPLER [patent_app_type] => utility [patent_app_number] => 18/349461 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3883 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18349461 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349461
Magnetic door coupler Jul 9, 2023 Issued
Array ( [id] => 19411606 [patent_doc_number] => 12077410 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => Electronic actuation module for elevator safety brake system [patent_app_type] => utility [patent_app_number] => 18/335746 [patent_app_country] => US [patent_app_date] => 2023-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 22 [patent_no_of_words] => 8785 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18335746 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/335746
Electronic actuation module for elevator safety brake system Jun 14, 2023 Issued
Array ( [id] => 18825168 [patent_doc_number] => 11840437 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-12-12 [patent_title] => Fork assembly for autonomous mobile robots and automated guided vehicles [patent_app_type] => utility [patent_app_number] => 18/334587 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 7869 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 477 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18334587 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/334587
Fork assembly for autonomous mobile robots and automated guided vehicles Jun 13, 2023 Issued
Array ( [id] => 19210543 [patent_doc_number] => 11999591 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-06-04 [patent_title] => Elevator system including sensor assembly for person detection [patent_app_type] => utility [patent_app_number] => 18/333258 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5187 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18333258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/333258
Elevator system including sensor assembly for person detection Jun 11, 2023 Issued
Array ( [id] => 19120879 [patent_doc_number] => 11964848 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-23 [patent_title] => Elevator pit monitoring and integrity check of monitoring system [patent_app_type] => utility [patent_app_number] => 18/333134 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 4040 [patent_no_of_claims] => 18 [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] => 18333134 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/333134
Elevator pit monitoring and integrity check of monitoring system Jun 11, 2023 Issued
Array ( [id] => 19922807 [patent_doc_number] => 12297077 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Construction arrangement of an elevator [patent_app_type] => utility [patent_app_number] => 18/330828 [patent_app_country] => US [patent_app_date] => 2023-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [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] => 18330828 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/330828
Construction arrangement of an elevator Jun 6, 2023 Issued
Array ( [id] => 20033052 [patent_doc_number] => 20250171274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => HOISTWAY MODULE FOR FORMING A HOISTWAY COMPOSED OF STACKED HOISTWAY MODULES FOR AN ELEVATOR INSTALLATION [patent_app_type] => utility [patent_app_number] => 18/872852 [patent_app_country] => US [patent_app_date] => 2023-06-02 [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] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18872852 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/872852
HOISTWAY MODULE FOR FORMING A HOISTWAY COMPOSED OF STACKED HOISTWAY MODULES FOR AN ELEVATOR INSTALLATION Jun 1, 2023 Pending
Array ( [id] => 18657459 [patent_doc_number] => 20230303362 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => ROPE ANCHOR AND ELEVATOR ARRANGEMENT AND METHOD FOR CONSTRUCTING ELEVATOR [patent_app_type] => utility [patent_app_number] => 18/328221 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6771 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18328221 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/328221
Rope anchor and elevator arrangement and method for constructing elevator Jun 1, 2023 Issued
Array ( [id] => 19550853 [patent_doc_number] => 12134549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Restraint spline for pivoting arm of vehicle lift [patent_app_type] => utility [patent_app_number] => 18/323525 [patent_app_country] => US [patent_app_date] => 2023-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 27 [patent_no_of_words] => 14613 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18323525 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/323525
Restraint spline for pivoting arm of vehicle lift May 24, 2023 Issued
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