Search

Len Tran

Supervisory Patent Examiner (ID: 11119, Phone: (571)272-1184 , Office: P/3744 )

Most Active Art Unit
1725
Art Unit(s)
3744, 1725, 3752, 1722, 3763
Total Applications
860
Issued Applications
532
Pending Applications
72
Abandoned Applications
260

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6106126 [patent_doc_number] => 20020170701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-21 [patent_title] => 'Dual drum type continous casting device and method for continuous casting' [patent_app_type] => new [patent_app_number] => 10/069069 [patent_app_country] => US [patent_app_date] => 2002-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 10974 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20020170701.pdf [firstpage_image] =>[orig_patent_app_number] => 10069069 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/069069
Dual drum type continuous casting device and method for continuous casting Jul 18, 2001 Issued
Array ( [id] => 1358992 [patent_doc_number] => 06576859 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-06-10 [patent_title] => 'Resistance welding fastener electrode' [patent_app_type] => B2 [patent_app_number] => 09/902378 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2571 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/576/06576859.pdf [firstpage_image] =>[orig_patent_app_number] => 09902378 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/902378
Resistance welding fastener electrode Jul 9, 2001 Issued
Array ( [id] => 1473580 [patent_doc_number] => 06450396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Method for making weldless magnesium/aluminum bonded components' [patent_app_type] => B1 [patent_app_number] => 09/895371 [patent_app_country] => US [patent_app_date] => 2001-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2837 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/450/06450396.pdf [firstpage_image] =>[orig_patent_app_number] => 09895371 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/895371
Method for making weldless magnesium/aluminum bonded components Jul 1, 2001 Issued
Array ( [id] => 6772234 [patent_doc_number] => 20030015572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Successive integration of multiple devices process and product' [patent_app_type] => new [patent_app_number] => 09/896665 [patent_app_country] => US [patent_app_date] => 2001-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3315 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20030015572.pdf [firstpage_image] =>[orig_patent_app_number] => 09896665 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/896665
Successive integration of multiple devices process and product Jun 28, 2001 Abandoned
Array ( [id] => 1377552 [patent_doc_number] => 06533023 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-03-18 [patent_title] => 'Feeding strip material' [patent_app_type] => B2 [patent_app_number] => 09/894603 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3561 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/533/06533023.pdf [firstpage_image] =>[orig_patent_app_number] => 09894603 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/894603
Feeding strip material Jun 27, 2001 Issued
Array ( [id] => 1152217 [patent_doc_number] => 06770843 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-03 [patent_title] => 'Laser processing apparatus and method' [patent_app_type] => B2 [patent_app_number] => 09/892651 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1953 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/770/06770843.pdf [firstpage_image] =>[orig_patent_app_number] => 09892651 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/892651
Laser processing apparatus and method Jun 27, 2001 Issued
09/807139 Method for aluminothermic joint welding of two rails separated by a cap and casting mold for implementing said method Jun 26, 2001 Abandoned
Array ( [id] => 6576330 [patent_doc_number] => 20020040922 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-11 [patent_title] => 'Multi-modal soldering inspection system' [patent_app_type] => new [patent_app_number] => 09/886470 [patent_app_country] => US [patent_app_date] => 2001-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 7474 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20020040922.pdf [firstpage_image] =>[orig_patent_app_number] => 09886470 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886470
Multi-modal soldering inspection system Jun 21, 2001 Abandoned
Array ( [id] => 1366696 [patent_doc_number] => 06547124 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-04-15 [patent_title] => 'Method for forming a micro column grid array (CGA)' [patent_app_type] => B2 [patent_app_number] => 09/881251 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 2361 [patent_no_of_claims] => 27 [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/06/547/06547124.pdf [firstpage_image] =>[orig_patent_app_number] => 09881251 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/881251
Method for forming a micro column grid array (CGA) Jun 13, 2001 Issued
Array ( [id] => 1333045 [patent_doc_number] => 06581670 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-24 [patent_title] => 'Injection unit for a pressure die casting machine' [patent_app_type] => B1 [patent_app_number] => 09/762047 [patent_app_country] => US [patent_app_date] => 2001-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4107 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/581/06581670.pdf [firstpage_image] =>[orig_patent_app_number] => 09762047 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/762047
Injection unit for a pressure die casting machine Jun 6, 2001 Issued
Array ( [id] => 1364112 [patent_doc_number] => 06550665 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-22 [patent_title] => 'Method for electrically interconnecting large contact arrays using eutectic alloy bumping' [patent_app_type] => B1 [patent_app_number] => 09/876780 [patent_app_country] => US [patent_app_date] => 2001-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 6477 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/550/06550665.pdf [firstpage_image] =>[orig_patent_app_number] => 09876780 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/876780
Method for electrically interconnecting large contact arrays using eutectic alloy bumping Jun 5, 2001 Issued
Array ( [id] => 6401987 [patent_doc_number] => 20020182128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'Devices and methods for performing an analyzing simultaneous chemical reactions' [patent_app_type] => new [patent_app_number] => 09/681779 [patent_app_country] => US [patent_app_date] => 2001-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6671 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0182/20020182128.pdf [firstpage_image] =>[orig_patent_app_number] => 09681779 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/681779
Devices and methods for performing an analyzing simultaneous chemical reactions Jun 3, 2001 Abandoned
Array ( [id] => 1525504 [patent_doc_number] => 06478213 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-12 [patent_title] => 'Fluxless fabrication of a multi-tubular structure' [patent_app_type] => B1 [patent_app_number] => 09/872140 [patent_app_country] => US [patent_app_date] => 2001-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2942 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/478/06478213.pdf [firstpage_image] =>[orig_patent_app_number] => 09872140 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/872140
Fluxless fabrication of a multi-tubular structure May 31, 2001 Issued
Array ( [id] => 7283126 [patent_doc_number] => 20040144517 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-07-29 [patent_title] => 'Vertical boxless mould casting machine' [patent_app_type] => new [patent_app_number] => 10/479437 [patent_app_country] => US [patent_app_date] => 2003-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3041 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0144/20040144517.pdf [firstpage_image] =>[orig_patent_app_number] => 10479437 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/479437
Vertical boxless mould casting machine May 31, 2001 Issued
Array ( [id] => 1498957 [patent_doc_number] => 06463993 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-15 [patent_title] => 'Molding chamber for green sand molds' [patent_app_type] => B1 [patent_app_number] => 09/857014 [patent_app_country] => US [patent_app_date] => 2001-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1659 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/463/06463993.pdf [firstpage_image] =>[orig_patent_app_number] => 09857014 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/857014
Molding chamber for green sand molds May 29, 2001 Issued
Array ( [id] => 7012116 [patent_doc_number] => 20010050155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Method for rapid reproduction of molds and mold components' [patent_app_type] => new [patent_app_number] => 09/873879 [patent_app_country] => US [patent_app_date] => 2001-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3879 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0050/20010050155.pdf [firstpage_image] =>[orig_patent_app_number] => 09873879 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/873879
Method for rapid reproduction of molds and mold components May 28, 2001 Issued
Array ( [id] => 1356417 [patent_doc_number] => 06557617 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-06 [patent_title] => 'Method for process monitoring during die casting or thixoforming of metals' [patent_app_type] => B1 [patent_app_number] => 09/763527 [patent_app_country] => US [patent_app_date] => 2001-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2221 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/557/06557617.pdf [firstpage_image] =>[orig_patent_app_number] => 09763527 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/763527
Method for process monitoring during die casting or thixoforming of metals May 24, 2001 Issued
Array ( [id] => 7129591 [patent_doc_number] => 20040040686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-04 [patent_title] => 'Method for coating a metallic component' [patent_app_type] => new [patent_app_number] => 10/296622 [patent_app_country] => US [patent_app_date] => 2003-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1744 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20040040686.pdf [firstpage_image] =>[orig_patent_app_number] => 10296622 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/296622
Method for coating a metallic component May 21, 2001 Issued
Array ( [id] => 1254056 [patent_doc_number] => 06670575 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-30 [patent_title] => 'Method and apparatus for removing substance from the surface of a workpiece' [patent_app_type] => B1 [patent_app_number] => 09/806353 [patent_app_country] => US [patent_app_date] => 2001-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3045 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/670/06670575.pdf [firstpage_image] =>[orig_patent_app_number] => 09806353 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/806353
Method and apparatus for removing substance from the surface of a workpiece May 17, 2001 Issued
Array ( [id] => 1175233 [patent_doc_number] => 06750420 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-06-15 [patent_title] => 'Method for welding tubes and device for carrying out said method' [patent_app_type] => B1 [patent_app_number] => 09/831801 [patent_app_country] => US [patent_app_date] => 2001-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 3157 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/750/06750420.pdf [firstpage_image] =>[orig_patent_app_number] => 09831801 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/831801
Method for welding tubes and device for carrying out said method May 13, 2001 Issued
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