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] => 18739309 [patent_doc_number] => 20230348230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => GUIDE DEVIATION DETECTION DEVICE FOR ELEVATORS [patent_app_type] => utility [patent_app_number] => 18/020636 [patent_app_country] => US [patent_app_date] => 2020-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 18020636 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/020636
Guide deviation detection device for elevators Nov 3, 2020 Issued
Array ( [id] => 16807572 [patent_doc_number] => 20210130125 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => STABILIZING DEVICE OF ELEVATOR CAR AND AN ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/086962 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5731 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17086962 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/086962
Stabilizing device of elevator car and an elevator system Nov 1, 2020 Issued
Array ( [id] => 16807582 [patent_doc_number] => 20210130135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => COUPLING DEVICE BETWEEN AN ELEVATOR CAR DOOR AND A LANDING DOOR AND ELEVATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 17/085108 [patent_app_country] => US [patent_app_date] => 2020-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4479 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17085108 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/085108
Coupling device between an elevator car door and a landing door and elevator system Oct 29, 2020 Issued
Array ( [id] => 17570932 [patent_doc_number] => 11319189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Elevator [patent_app_type] => utility [patent_app_number] => 17/072235 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 29 [patent_no_of_words] => 10642 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072235 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072235
Elevator Oct 15, 2020 Issued
Array ( [id] => 17520317 [patent_doc_number] => 20220106166 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => ROPELESS ELEVATOR WHEEL FORCE RELEASING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/062042 [patent_app_country] => US [patent_app_date] => 2020-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17062042 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/062042
Ropeless elevator wheel force releasing system Oct 1, 2020 Issued
Array ( [id] => 16570376 [patent_doc_number] => 20210009382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-14 [patent_title] => ROPE FOR A HOISTING DEVICE, ELEVATOR AND USE [patent_app_type] => utility [patent_app_number] => 17/039315 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9408 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17039315 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/039315
Rope for a hoisting device, elevator and use Sep 29, 2020 Issued
Array ( [id] => 18349807 [patent_doc_number] => 20230137918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-04 [patent_title] => A PNEUMATIC FLOW CONTROLLING DEVICE FOR A PNEUMATIC VACUUM ELEVATOR AND A METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/928630 [patent_app_country] => US [patent_app_date] => 2020-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17928630 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/928630
Pneumatic flow controlling device for a pneumatic vacuum elevator and a method thereof Sep 9, 2020 Issued
Array ( [id] => 17875377 [patent_doc_number] => 11447377 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-20 [patent_title] => Multi-field scanning tools in materials handling vehicles [patent_app_type] => utility [patent_app_number] => 17/013909 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 6436 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [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] => 17013909 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/013909
Multi-field scanning tools in materials handling vehicles Sep 7, 2020 Issued
Array ( [id] => 18995711 [patent_doc_number] => 11912535 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Brake device [patent_app_type] => utility [patent_app_number] => 17/754065 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 6810 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17754065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/754065
Brake device Sep 3, 2020 Issued
Array ( [id] => 17385372 [patent_doc_number] => 20220033224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => ELEVATOR SYSTEM INCLUDING A MOTORIZED MODULE [patent_app_type] => utility [patent_app_number] => 16/945833 [patent_app_country] => US [patent_app_date] => 2020-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16945833 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/945833
Elevator system including a motorized module Jul 31, 2020 Issued
Array ( [id] => 17385370 [patent_doc_number] => 20220033222 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => Attic Lift System [patent_app_type] => utility [patent_app_number] => 16/945421 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2749 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16945421 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/945421
Attic Lift System Jul 30, 2020 Abandoned
Array ( [id] => 17385369 [patent_doc_number] => 20220033221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => BEAM CLIMBER BATTERY CHARGING IN TRANSFER STATION [patent_app_type] => utility [patent_app_number] => 16/944804 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6946 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16944804 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/944804
Beam climber battery charging in transfer station Jul 30, 2020 Issued
Array ( [id] => 18216268 [patent_doc_number] => 11591188 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => Elevator system roping arrangement [patent_app_type] => utility [patent_app_number] => 16/944998 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2711 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16944998 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/944998
Elevator system roping arrangement Jul 30, 2020 Issued
Array ( [id] => 17385374 [patent_doc_number] => 20220033226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => AUTONOMOUS ELEVATOR CAR MOVERS AND TRACTION SURFACES THEREFOR, CONFIGURED WITH TRACTION INCREASING AND GUIDANCE ENHANCING IMPLEMENTS [patent_app_type] => utility [patent_app_number] => 16/943049 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7593 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16943049 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/943049
Autonomous elevator car movers and traction surfaces therefor, configured with traction increasing and guidance enhancing implements Jul 29, 2020 Issued
Array ( [id] => 17369672 [patent_doc_number] => 20220024724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => ELEVATOR CAR WITH FOLDABLE WORKING PLATFORM [patent_app_type] => utility [patent_app_number] => 16/937112 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13579 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16937112 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/937112
Elevator car with foldable working platform Jul 22, 2020 Issued
Array ( [id] => 18029348 [patent_doc_number] => 11512524 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-11-29 [patent_title] => Fire-rated elevator door frame and transom flush with door [patent_app_type] => utility [patent_app_number] => 16/934973 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 28 [patent_no_of_words] => 5869 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16934973 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934973
Fire-rated elevator door frame and transom flush with door Jul 20, 2020 Issued
Array ( [id] => 18566903 [patent_doc_number] => 20230257231 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Elevator Device [patent_app_type] => utility [patent_app_number] => 18/010507 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3957 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18010507 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010507
Elevator device Jun 28, 2020 Issued
Array ( [id] => 17314242 [patent_doc_number] => 20210403290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => NARROW GROOVE ELEVATOR DOORSILL [patent_app_type] => utility [patent_app_number] => 16/912147 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2579 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16912147 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/912147
Narrow groove elevator doorsill Jun 24, 2020 Issued
Array ( [id] => 17314230 [patent_doc_number] => 20210403278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => ELECTRONIC ACTUATION MODULE FOR ELEVATOR SAFETY BRAKE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/910211 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8754 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16910211 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910211
Electronic actuation module for elevator safety brake system Jun 23, 2020 Issued
Array ( [id] => 18910226 [patent_doc_number] => 11873194 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-16 [patent_title] => Braking device with automatic releasability in all operating situations [patent_app_type] => utility [patent_app_number] => 17/621047 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 6617 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 331 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17621047 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/621047
Braking device with automatic releasability in all operating situations Jun 16, 2020 Issued
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