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] => 3714177 [patent_doc_number] => 05664502 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'Wheel assembly capable of maintaining engagement with a rail having an uneven portion therein' [patent_app_type] => 1 [patent_app_number] => 8/280895 [patent_app_country] => US [patent_app_date] => 1994-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3947 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/664/05664502.pdf [firstpage_image] =>[orig_patent_app_number] => 280895 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/280895
Wheel assembly capable of maintaining engagement with a rail having an uneven portion therein Jul 26, 1994 Issued
Array ( [id] => 3403374 [patent_doc_number] => 05433151 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-18 [patent_title] => 'Railway car body structures and methods of making them using welded honeycomb panels connected in an edge to edge relation' [patent_app_type] => 1 [patent_app_number] => 8/274740 [patent_app_country] => US [patent_app_date] => 1994-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 8858 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/433/05433151.pdf [firstpage_image] =>[orig_patent_app_number] => 274740 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/274740
Railway car body structures and methods of making them using welded honeycomb panels connected in an edge to edge relation Jul 17, 1994 Issued
Array ( [id] => 3646045 [patent_doc_number] => 05590855 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => 'Train detection device for railroad models and train crossing control apparatus utilizing the train detection device' [patent_app_type] => 1 [patent_app_number] => 8/274623 [patent_app_country] => US [patent_app_date] => 1994-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 9289 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/590/05590855.pdf [firstpage_image] =>[orig_patent_app_number] => 274623 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/274623
Train detection device for railroad models and train crossing control apparatus utilizing the train detection device Jul 11, 1994 Issued
Array ( [id] => 3509022 [patent_doc_number] => 05485955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-23 [patent_title] => 'Rail-tie fastening assembly for concrete tie' [patent_app_type] => 1 [patent_app_number] => 8/273063 [patent_app_country] => US [patent_app_date] => 1994-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 9023 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/485/05485955.pdf [firstpage_image] =>[orig_patent_app_number] => 273063 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/273063
Rail-tie fastening assembly for concrete tie Jul 10, 1994 Issued
Array ( [id] => 3545281 [patent_doc_number] => 05542719 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Stationary standby sand spreading unit for roadways' [patent_app_type] => 1 [patent_app_number] => 8/272222 [patent_app_country] => US [patent_app_date] => 1994-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3299 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/542/05542719.pdf [firstpage_image] =>[orig_patent_app_number] => 272222 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/272222
Stationary standby sand spreading unit for roadways Jul 7, 1994 Issued
Array ( [id] => 3481963 [patent_doc_number] => 05507434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-16 [patent_title] => 'Clamp mount for concrete ties' [patent_app_type] => 1 [patent_app_number] => 8/261000 [patent_app_country] => US [patent_app_date] => 1994-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 1672 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/507/05507434.pdf [firstpage_image] =>[orig_patent_app_number] => 261000 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/261000
Clamp mount for concrete ties Jun 15, 1994 Issued
Array ( [id] => 3584737 [patent_doc_number] => 05487480 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-30 [patent_title] => 'Hydro-pneumatic cushioning device' [patent_app_type] => 1 [patent_app_number] => 8/257704 [patent_app_country] => US [patent_app_date] => 1994-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2181 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 468 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/487/05487480.pdf [firstpage_image] =>[orig_patent_app_number] => 257704 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/257704
Hydro-pneumatic cushioning device Jun 9, 1994 Issued
Array ( [id] => 3555406 [patent_doc_number] => 05482231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-09 [patent_title] => 'Rail switch point assist apparatus' [patent_app_type] => 1 [patent_app_number] => 8/254924 [patent_app_country] => US [patent_app_date] => 1994-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2244 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/482/05482231.pdf [firstpage_image] =>[orig_patent_app_number] => 254924 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/254924
Rail switch point assist apparatus Jun 6, 1994 Issued
Array ( [id] => 3396832 [patent_doc_number] => 05460100 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-24 [patent_title] => 'Service bypass apparatus for automatic door operator on a passenger railway vehicle' [patent_app_type] => 1 [patent_app_number] => 8/249710 [patent_app_country] => US [patent_app_date] => 1994-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 3619 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/460/05460100.pdf [firstpage_image] =>[orig_patent_app_number] => 249710 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/249710
Service bypass apparatus for automatic door operator on a passenger railway vehicle May 25, 1994 Issued
Array ( [id] => 3529153 [patent_doc_number] => 05494243 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-27 [patent_title] => 'Railroad switch stand with foot operated handle latch' [patent_app_type] => 1 [patent_app_number] => 8/248668 [patent_app_country] => US [patent_app_date] => 1994-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1639 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/494/05494243.pdf [firstpage_image] =>[orig_patent_app_number] => 248668 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/248668
Railroad switch stand with foot operated handle latch May 24, 1994 Issued
Array ( [id] => 3646258 [patent_doc_number] => 05666883 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Method and apparatus for use of alternating current in primary suspension magnets for electrodynamic guidance with superconducting fields' [patent_app_type] => 1 [patent_app_number] => 8/248327 [patent_app_country] => US [patent_app_date] => 1994-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 34 [patent_no_of_words] => 17485 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/666/05666883.pdf [firstpage_image] =>[orig_patent_app_number] => 248327 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/248327
Method and apparatus for use of alternating current in primary suspension magnets for electrodynamic guidance with superconducting fields May 23, 1994 Issued
Array ( [id] => 3605806 [patent_doc_number] => 05592883 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-14 [patent_title] => 'Monorail transportation system and vehicle for traveling thereon' [patent_app_type] => 1 [patent_app_number] => 8/243257 [patent_app_country] => US [patent_app_date] => 1994-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6533 [patent_no_of_claims] => 66 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/592/05592883.pdf [firstpage_image] =>[orig_patent_app_number] => 243257 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/243257
Monorail transportation system and vehicle for traveling thereon May 15, 1994 Issued
Array ( [id] => 3497173 [patent_doc_number] => 05562267 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-08 [patent_title] => 'Cross-ties for railroad track systems' [patent_app_type] => 1 [patent_app_number] => 8/237365 [patent_app_country] => US [patent_app_date] => 1994-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3805 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/562/05562267.pdf [firstpage_image] =>[orig_patent_app_number] => 237365 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/237365
Cross-ties for railroad track systems May 4, 1994 Issued
Array ( [id] => 3574105 [patent_doc_number] => 05515791 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Inside lining of a passage, with bellows, between two vehicles' [patent_app_type] => 1 [patent_app_number] => 8/237121 [patent_app_country] => US [patent_app_date] => 1994-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 3862 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/515/05515791.pdf [firstpage_image] =>[orig_patent_app_number] => 237121 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/237121
Inside lining of a passage, with bellows, between two vehicles May 2, 1994 Issued
Array ( [id] => 3411398 [patent_doc_number] => 05402732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Railroad car conversion apparatus having adjustable framework for supporting material receiving bladders' [patent_app_type] => 1 [patent_app_number] => 8/236705 [patent_app_country] => US [patent_app_date] => 1994-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 8440 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/402/05402732.pdf [firstpage_image] =>[orig_patent_app_number] => 236705 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/236705
Railroad car conversion apparatus having adjustable framework for supporting material receiving bladders May 1, 1994 Issued
Array ( [id] => 3409389 [patent_doc_number] => 05421266 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-06 [patent_title] => 'Device for the installation of beacons for power lines' [patent_app_type] => 1 [patent_app_number] => 8/236173 [patent_app_country] => US [patent_app_date] => 1994-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2157 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/421/05421266.pdf [firstpage_image] =>[orig_patent_app_number] => 236173 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/236173
Device for the installation of beacons for power lines May 1, 1994 Issued
Array ( [id] => 3109331 [patent_doc_number] => 05435486 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Ballast-free permanent rail way having recessed tie with central fastening element' [patent_app_type] => 1 [patent_app_number] => 8/230771 [patent_app_country] => US [patent_app_date] => 1994-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1502 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/435/05435486.pdf [firstpage_image] =>[orig_patent_app_number] => 230771 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/230771
Ballast-free permanent rail way having recessed tie with central fastening element Apr 20, 1994 Issued
Array ( [id] => 3588879 [patent_doc_number] => 05577662 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'Embedded railway track system' [patent_app_type] => 1 [patent_app_number] => 8/230393 [patent_app_country] => US [patent_app_date] => 1994-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3616 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/577/05577662.pdf [firstpage_image] =>[orig_patent_app_number] => 230393 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/230393
Embedded railway track system Apr 19, 1994 Issued
Array ( [id] => 4071043 [patent_doc_number] => 06095055 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Separable rail transport unit for carrying a load, particularly a road unit' [patent_app_type] => 1 [patent_app_number] => 8/193203 [patent_app_country] => US [patent_app_date] => 1994-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 47 [patent_no_of_words] => 8931 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/095/06095055.pdf [firstpage_image] =>[orig_patent_app_number] => 193203 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/193203
Separable rail transport unit for carrying a load, particularly a road unit Apr 17, 1994 Issued
Array ( [id] => 3408427 [patent_doc_number] => 05458065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-17 [patent_title] => 'Tool for installing a spring rail fastener' [patent_app_type] => 1 [patent_app_number] => 8/167922 [patent_app_country] => US [patent_app_date] => 1994-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1133 [patent_no_of_claims] => 3 [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/05/458/05458065.pdf [firstpage_image] =>[orig_patent_app_number] => 167922 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/167922
Tool for installing a spring rail fastener Apr 6, 1994 Issued
Menu