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] => 3100088 [patent_doc_number] => 05464152 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Method and apparatus for electrically isolating a rail in a precast concrete grade crossing' [patent_app_type] => 1 [patent_app_number] => 8/179144 [patent_app_country] => US [patent_app_date] => 1994-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1794 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464152.pdf [firstpage_image] =>[orig_patent_app_number] => 179144 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/179144
Method and apparatus for electrically isolating a rail in a precast concrete grade crossing Jan 6, 1994 Issued
Array ( [id] => 3099109 [patent_doc_number] => 05379700 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-10 [patent_title] => 'Two machine arrangement for track tamping in switches having track lifting units mounted only on first machine' [patent_app_type] => 1 [patent_app_number] => 8/177423 [patent_app_country] => US [patent_app_date] => 1994-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3031 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/379/05379700.pdf [firstpage_image] =>[orig_patent_app_number] => 177423 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/177423
Two machine arrangement for track tamping in switches having track lifting units mounted only on first machine Jan 4, 1994 Issued
Array ( [id] => 3468401 [patent_doc_number] => 05445083 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Lock and coupler for a railway ramp car' [patent_app_type] => 1 [patent_app_number] => 8/177150 [patent_app_country] => US [patent_app_date] => 1994-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 7221 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/445/05445083.pdf [firstpage_image] =>[orig_patent_app_number] => 177150 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/177150
Lock and coupler for a railway ramp car Jan 3, 1994 Issued
Array ( [id] => 3475879 [patent_doc_number] => 05438935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-08 [patent_title] => 'Railroad car hatch cover mechanism with dual latch positions for safely venting hatch' [patent_app_type] => 1 [patent_app_number] => 8/177320 [patent_app_country] => US [patent_app_date] => 1994-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 1716 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/438/05438935.pdf [firstpage_image] =>[orig_patent_app_number] => 177320 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/177320
Railroad car hatch cover mechanism with dual latch positions for safely venting hatch Jan 3, 1994 Issued
Array ( [id] => 3446514 [patent_doc_number] => 05390607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-21 [patent_title] => 'Non-metallic polymer longitudinal hood collar' [patent_app_type] => 1 [patent_app_number] => 8/176661 [patent_app_country] => US [patent_app_date] => 1994-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 1560 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/390/05390607.pdf [firstpage_image] =>[orig_patent_app_number] => 176661 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/176661
Non-metallic polymer longitudinal hood collar Jan 2, 1994 Issued
08/176384 TRACK FOR SORTATION HANDLING EQUIPMENT Jan 2, 1994 Abandoned
Array ( [id] => 2977446 [patent_doc_number] => 05357868 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-25 [patent_title] => 'Trolley apparatus with reinforced plastic wheels and interlocking plastic bushings' [patent_app_type] => 1 [patent_app_number] => 8/176498 [patent_app_country] => US [patent_app_date] => 1993-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3284 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/357/05357868.pdf [firstpage_image] =>[orig_patent_app_number] => 176498 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/176498
Trolley apparatus with reinforced plastic wheels and interlocking plastic bushings Dec 29, 1993 Issued
Array ( [id] => 3596273 [patent_doc_number] => 05564340 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-15 [patent_title] => 'Coke oven rail car with drive control system for positioning the car and door extractor which compensates for thermal distortion of oven jambs' [patent_app_type] => 1 [patent_app_number] => 8/175291 [patent_app_country] => US [patent_app_date] => 1993-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 34 [patent_no_of_words] => 13902 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 21 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/564/05564340.pdf [firstpage_image] =>[orig_patent_app_number] => 175291 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/175291
Coke oven rail car with drive control system for positioning the car and door extractor which compensates for thermal distortion of oven jambs Dec 28, 1993 Issued
08/174253 TRANSPORTATION SYSTEM AND METHOD FOR RIDER PROPELLED VEHICLES Dec 27, 1993 Abandoned
Array ( [id] => 3024118 [patent_doc_number] => 05375796 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-27 [patent_title] => 'Railway switch stand having slide block actuator and two independent operating mechanisms' [patent_app_type] => 1 [patent_app_number] => 8/174671 [patent_app_country] => US [patent_app_date] => 1993-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2087 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/375/05375796.pdf [firstpage_image] =>[orig_patent_app_number] => 174671 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/174671
Railway switch stand having slide block actuator and two independent operating mechanisms Dec 27, 1993 Issued
Array ( [id] => 3525154 [patent_doc_number] => 05479862 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-02 [patent_title] => 'Overhead conveyor with supplemental wheel and rail for increasing driving traction' [patent_app_type] => 1 [patent_app_number] => 8/172610 [patent_app_country] => US [patent_app_date] => 1993-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1919 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/479/05479862.pdf [firstpage_image] =>[orig_patent_app_number] => 172610 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/172610
Overhead conveyor with supplemental wheel and rail for increasing driving traction Dec 21, 1993 Issued
Array ( [id] => 3398109 [patent_doc_number] => 05437231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-01 [patent_title] => 'Overhead conveyor system having a pusher device with overload and blockage protection' [patent_app_type] => 1 [patent_app_number] => 8/168845 [patent_app_country] => US [patent_app_date] => 1993-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2721 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/437/05437231.pdf [firstpage_image] =>[orig_patent_app_number] => 168845 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/168845
Overhead conveyor system having a pusher device with overload and blockage protection Dec 16, 1993 Issued
Array ( [id] => 3427161 [patent_doc_number] => 05429055 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Drive element for the load carrier of an overhead conveyor system' [patent_app_type] => 1 [patent_app_number] => 8/169671 [patent_app_country] => US [patent_app_date] => 1993-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2023 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/429/05429055.pdf [firstpage_image] =>[orig_patent_app_number] => 169671 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/169671
Drive element for the load carrier of an overhead conveyor system Dec 16, 1993 Issued
Array ( [id] => 3843137 [patent_doc_number] => 05704570 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-06 [patent_title] => 'Welded nose rail used for crossing' [patent_app_type] => 1 [patent_app_number] => 8/167094 [patent_app_country] => US [patent_app_date] => 1993-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 32 [patent_no_of_words] => 7853 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/704/05704570.pdf [firstpage_image] =>[orig_patent_app_number] => 167094 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/167094
Welded nose rail used for crossing Dec 15, 1993 Issued
08/167284 METHOD AND APPARATUS FOR CONTROLLING RAILWAY TRUCK HUNTING AND A RAILWAY CAR BODY SUPPORTED THEREBY Dec 13, 1993 Abandoned
Array ( [id] => 3564499 [patent_doc_number] => 05579695 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-03 [patent_title] => 'Assembly line system having puck guided pallets and track engaging brake members' [patent_app_type] => 1 [patent_app_number] => 8/164722 [patent_app_country] => US [patent_app_date] => 1993-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 3875 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/579/05579695.pdf [firstpage_image] =>[orig_patent_app_number] => 164722 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/164722
Assembly line system having puck guided pallets and track engaging brake members Dec 9, 1993 Issued
Array ( [id] => 3404790 [patent_doc_number] => 05477788 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-26 [patent_title] => 'Magnetic levitating apparatus' [patent_app_type] => 1 [patent_app_number] => 8/162980 [patent_app_country] => US [patent_app_date] => 1993-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 29 [patent_no_of_words] => 13766 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 355 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/477/05477788.pdf [firstpage_image] =>[orig_patent_app_number] => 162980 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/162980
Magnetic levitating apparatus Dec 6, 1993 Issued
Array ( [id] => 3096602 [patent_doc_number] => 05463961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Motorized track guided vehicle for infants with soothing track bumps' [patent_app_type] => 1 [patent_app_number] => 8/161413 [patent_app_country] => US [patent_app_date] => 1993-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 1596 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/463/05463961.pdf [firstpage_image] =>[orig_patent_app_number] => 161413 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/161413
Motorized track guided vehicle for infants with soothing track bumps Dec 5, 1993 Issued
Array ( [id] => 3464612 [patent_doc_number] => 05398617 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-21 [patent_title] => 'Overhead rail conveyor system with improved traction having elastically deforming wheel or rail portions' [patent_app_type] => 1 [patent_app_number] => 8/160273 [patent_app_country] => US [patent_app_date] => 1993-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 1916 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/398/05398617.pdf [firstpage_image] =>[orig_patent_app_number] => 160273 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/160273
Overhead rail conveyor system with improved traction having elastically deforming wheel or rail portions Dec 1, 1993 Issued
Array ( [id] => 3474150 [patent_doc_number] => 05469792 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-28 [patent_title] => 'Railborne vehicle having articulated beam connection system between carriages' [patent_app_type] => 1 [patent_app_number] => 8/161303 [patent_app_country] => US [patent_app_date] => 1993-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2450 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/469/05469792.pdf [firstpage_image] =>[orig_patent_app_number] => 161303 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/161303
Railborne vehicle having articulated beam connection system between carriages Dec 1, 1993 Issued
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