Search

Thang Xuan Le

Examiner (ID: 14493, Phone: (571)272-9349 , Office: P/2867 )

Most Active Art Unit
2867
Art Unit(s)
2858, 2867
Total Applications
1293
Issued Applications
1124
Pending Applications
86
Abandoned Applications
115

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2765222 [patent_doc_number] => 05092249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-03 [patent_title] => 'Electric overhead trolley system with auxiliary rail and driven auxiliary wheel for traction' [patent_app_type] => 1 [patent_app_number] => 7/729840 [patent_app_country] => US [patent_app_date] => 1991-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2633 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/092/05092249.pdf [firstpage_image] =>[orig_patent_app_number] => 729840 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/729840
Electric overhead trolley system with auxiliary rail and driven auxiliary wheel for traction Jul 11, 1991 Issued
Array ( [id] => 2904371 [patent_doc_number] => 05191838 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-09 [patent_title] => 'Rail clip applicator and method of applying rail clips' [patent_app_type] => 1 [patent_app_number] => 7/709640 [patent_app_country] => US [patent_app_date] => 1991-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 32 [patent_no_of_words] => 7680 [patent_no_of_claims] => 57 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/191/05191838.pdf [firstpage_image] =>[orig_patent_app_number] => 709640 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/709640
Rail clip applicator and method of applying rail clips Jun 29, 1991 Issued
Array ( [id] => 2953367 [patent_doc_number] => 05193461 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-16 [patent_title] => 'Tie exchange machine with a tie exchange device which both removes old ties and inserts new ties' [patent_app_type] => 1 [patent_app_number] => 7/719771 [patent_app_country] => US [patent_app_date] => 1991-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4177 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/193/05193461.pdf [firstpage_image] =>[orig_patent_app_number] => 719771 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/719771
Tie exchange machine with a tie exchange device which both removes old ties and inserts new ties Jun 23, 1991 Issued
Array ( [id] => 2872871 [patent_doc_number] => 05209166 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Aerodynamic self cleaning hopper car' [patent_app_type] => 1 [patent_app_number] => 7/715726 [patent_app_country] => US [patent_app_date] => 1991-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2761 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/209/05209166.pdf [firstpage_image] =>[orig_patent_app_number] => 715726 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/715726
Aerodynamic self cleaning hopper car Jun 16, 1991 Issued
Array ( [id] => 3001928 [patent_doc_number] => 05287813 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-22 [patent_title] => 'Coach body construction for rail vehicles having extruded aluminum profiles with undercut nut-receiving grooves for ease of asssembly' [patent_app_type] => 1 [patent_app_number] => 7/716631 [patent_app_country] => US [patent_app_date] => 1991-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2652 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/287/05287813.pdf [firstpage_image] =>[orig_patent_app_number] => 716631 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/716631
Coach body construction for rail vehicles having extruded aluminum profiles with undercut nut-receiving grooves for ease of asssembly Jun 16, 1991 Issued
Array ( [id] => 2776766 [patent_doc_number] => 05142991 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-01 [patent_title] => 'Inclined rail trolley safety device with lever operated cable shieve for taking up slack in the cable to control trolley drive' [patent_app_type] => 1 [patent_app_number] => 7/715461 [patent_app_country] => US [patent_app_date] => 1991-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2113 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142991.pdf [firstpage_image] =>[orig_patent_app_number] => 715461 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/715461
Inclined rail trolley safety device with lever operated cable shieve for taking up slack in the cable to control trolley drive Jun 13, 1991 Issued
Array ( [id] => 2955569 [patent_doc_number] => 05224425 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-06 [patent_title] => 'Cable skydiving' [patent_app_type] => 1 [patent_app_number] => 7/717882 [patent_app_country] => US [patent_app_date] => 1991-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4157 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/224/05224425.pdf [firstpage_image] =>[orig_patent_app_number] => 717882 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/717882
Cable skydiving Jun 11, 1991 Issued
Array ( [id] => 2737972 [patent_doc_number] => 05058509 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-22 [patent_title] => 'Railway car with vented bolster to facilitate the thawing of lading' [patent_app_type] => 1 [patent_app_number] => 7/710874 [patent_app_country] => US [patent_app_date] => 1991-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 808 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/058/05058509.pdf [firstpage_image] =>[orig_patent_app_number] => 710874 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/710874
Railway car with vented bolster to facilitate the thawing of lading Jun 5, 1991 Issued
Array ( [id] => 2849051 [patent_doc_number] => 05152226 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-06 [patent_title] => 'Track switch with dual shaft pivot and rotatable hub connected to switch components and mounted on an outer pivot shaft having a greater preset length' [patent_app_type] => 1 [patent_app_number] => 7/705311 [patent_app_country] => US [patent_app_date] => 1991-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2757 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/152/05152226.pdf [firstpage_image] =>[orig_patent_app_number] => 705311 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/705311
Track switch with dual shaft pivot and rotatable hub connected to switch components and mounted on an outer pivot shaft having a greater preset length May 23, 1991 Issued
Array ( [id] => 2786143 [patent_doc_number] => 05146854 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-15 [patent_title] => 'Suspended personnel carrier with articulated front and rear portions steerable independently of track curvature and telescopic shock absorbing strut for transferring drive force' [patent_app_type] => 1 [patent_app_number] => 7/699141 [patent_app_country] => US [patent_app_date] => 1991-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 2643 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/146/05146854.pdf [firstpage_image] =>[orig_patent_app_number] => 699141 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/699141
Suspended personnel carrier with articulated front and rear portions steerable independently of track curvature and telescopic shock absorbing strut for transferring drive force May 12, 1991 Issued
07/697101 TRANSPORTATION SYSTEM FOR CITY TRANSPORTATION WITH TRACTION CABLE AND RAIL SYSTEM May 7, 1991 Abandoned
Array ( [id] => 2858110 [patent_doc_number] => 05158022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-27 [patent_title] => 'Hatch vent assembly for railroad cars with baffle and screen mesh to prevent entry of contaminants' [patent_app_type] => 1 [patent_app_number] => 7/695902 [patent_app_country] => US [patent_app_date] => 1991-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 12 [patent_no_of_words] => 2218 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/158/05158022.pdf [firstpage_image] =>[orig_patent_app_number] => 695902 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/695902
Hatch vent assembly for railroad cars with baffle and screen mesh to prevent entry of contaminants May 5, 1991 Issued
Array ( [id] => 2959521 [patent_doc_number] => 05181474 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-26 [patent_title] => 'Wood chip railway car constructed by converting a standard box car and method of conversion' [patent_app_type] => 1 [patent_app_number] => 7/692950 [patent_app_country] => US [patent_app_date] => 1991-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 2980 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/181/05181474.pdf [firstpage_image] =>[orig_patent_app_number] => 692950 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/692950
Wood chip railway car constructed by converting a standard box car and method of conversion Apr 28, 1991 Issued
Array ( [id] => 2959488 [patent_doc_number] => 05203265 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'Self-propelling, multi-route transport for movement along both horizontal and vertical sections of track' [patent_app_type] => 1 [patent_app_number] => 7/691861 [patent_app_country] => US [patent_app_date] => 1991-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 25 [patent_no_of_words] => 3921 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/203/05203265.pdf [firstpage_image] =>[orig_patent_app_number] => 691861 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/691861
Self-propelling, multi-route transport for movement along both horizontal and vertical sections of track Apr 25, 1991 Issued
Array ( [id] => 2783928 [patent_doc_number] => 05139161 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-18 [patent_title] => 'Automatic actuator for coupler knuckle-assembly of a railway passenger car' [patent_app_type] => 1 [patent_app_number] => 7/691222 [patent_app_country] => US [patent_app_date] => 1991-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2756 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/139/05139161.pdf [firstpage_image] =>[orig_patent_app_number] => 691222 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/691222
Automatic actuator for coupler knuckle-assembly of a railway passenger car Apr 24, 1991 Issued
Array ( [id] => 2873732 [patent_doc_number] => 05176083 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-05 [patent_title] => 'Railroad car truck damping member with open cavity and support rib construction' [patent_app_type] => 1 [patent_app_number] => 7/689492 [patent_app_country] => US [patent_app_date] => 1991-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1824 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/176/05176083.pdf [firstpage_image] =>[orig_patent_app_number] => 689492 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/689492
Railroad car truck damping member with open cavity and support rib construction Apr 22, 1991 Issued
Array ( [id] => 2919432 [patent_doc_number] => 05246135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Limited slack railcar connector having elastic space member' [patent_app_type] => 1 [patent_app_number] => 7/687560 [patent_app_country] => US [patent_app_date] => 1991-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1804 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/246/05246135.pdf [firstpage_image] =>[orig_patent_app_number] => 687560 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/687560
Limited slack railcar connector having elastic space member Apr 18, 1991 Issued
Array ( [id] => 2754895 [patent_doc_number] => 05131330 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-21 [patent_title] => 'Cylindrical linear transportation system with linear motor propulsion' [patent_app_type] => 1 [patent_app_number] => 7/686560 [patent_app_country] => US [patent_app_date] => 1991-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1162 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/131/05131330.pdf [firstpage_image] =>[orig_patent_app_number] => 686560 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/686560
Cylindrical linear transportation system with linear motor propulsion Apr 16, 1991 Issued
Array ( [id] => 2773899 [patent_doc_number] => 05135117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-04 [patent_title] => 'Combination railway car draft gear stop and bolster spacer plate apparatus' [patent_app_type] => 1 [patent_app_number] => 7/684571 [patent_app_country] => US [patent_app_date] => 1991-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3390 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 469 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/135/05135117.pdf [firstpage_image] =>[orig_patent_app_number] => 684571 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/684571
Combination railway car draft gear stop and bolster spacer plate apparatus Apr 11, 1991 Issued
Array ( [id] => 2836460 [patent_doc_number] => 05133265 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-28 [patent_title] => 'Visual indicator with aligning ridges for indicating the status of a carriage lock for a mobile storage system having a rotatable lock actuator knob' [patent_app_type] => 1 [patent_app_number] => 7/681922 [patent_app_country] => US [patent_app_date] => 1991-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3467 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/133/05133265.pdf [firstpage_image] =>[orig_patent_app_number] => 681922 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/681922
Visual indicator with aligning ridges for indicating the status of a carriage lock for a mobile storage system having a rotatable lock actuator knob Apr 7, 1991 Issued
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