Search

Len Tran

Supervisory Patent Examiner (ID: 13971, Phone: (571)272-1184 , Office: P/3744 )

Most Active Art Unit
1725
Art Unit(s)
3752, 3744, 3763, 1725, 1722
Total Applications
876
Issued Applications
534
Pending Applications
80
Abandoned Applications
263

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5837613 [patent_doc_number] => 20060118271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-08 [patent_title] => 'Continuously casting steel strip' [patent_app_type] => utility [patent_app_number] => 11/005722 [patent_app_country] => US [patent_app_date] => 2004-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7327 [patent_no_of_claims] => 63 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0118/20060118271.pdf [firstpage_image] =>[orig_patent_app_number] => 11005722 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/005722
Continuously casting steel strip Dec 6, 2004 Issued
Array ( [id] => 685529 [patent_doc_number] => 07077304 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-18 [patent_title] => 'Bonding tool with polymer coating' [patent_app_type] => utility [patent_app_number] => 11/004504 [patent_app_country] => US [patent_app_date] => 2004-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 2462 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/077/07077304.pdf [firstpage_image] =>[orig_patent_app_number] => 11004504 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/004504
Bonding tool with polymer coating Dec 2, 2004 Issued
Array ( [id] => 5745167 [patent_doc_number] => 20060108091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-25 [patent_title] => 'DIE-CASTING DEVICE' [patent_app_type] => utility [patent_app_number] => 10/994375 [patent_app_country] => US [patent_app_date] => 2004-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1512 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0108/20060108091.pdf [firstpage_image] =>[orig_patent_app_number] => 10994375 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/994375
Die-casting device Nov 22, 2004 Issued
Array ( [id] => 937432 [patent_doc_number] => 06971437 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-12-06 [patent_title] => 'Lost foam casting pattern' [patent_app_type] => utility [patent_app_number] => 10/996185 [patent_app_country] => US [patent_app_date] => 2004-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3831 [patent_no_of_claims] => 8 [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/06/971/06971437.pdf [firstpage_image] =>[orig_patent_app_number] => 10996185 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/996185
Lost foam casting pattern Nov 22, 2004 Issued
Array ( [id] => 688183 [patent_doc_number] => 07073561 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-07-11 [patent_title] => 'Solid freeform fabrication system and method' [patent_app_type] => utility [patent_app_number] => 10/988821 [patent_app_country] => US [patent_app_date] => 2004-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 8111 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/073/07073561.pdf [firstpage_image] =>[orig_patent_app_number] => 10988821 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/988821
Solid freeform fabrication system and method Nov 14, 2004 Issued
Array ( [id] => 5862603 [patent_doc_number] => 20060096733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'Near liquidus injection molding process' [patent_app_type] => utility [patent_app_number] => 10/985879 [patent_app_country] => US [patent_app_date] => 2004-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 8438 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0096/20060096733.pdf [firstpage_image] =>[orig_patent_app_number] => 10985879 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/985879
Near liquidus injection molding process Nov 9, 2004 Issued
Array ( [id] => 638124 [patent_doc_number] => 07126079 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-10-24 [patent_title] => 'Method for repairing a hole in a metallic workpiece' [patent_app_type] => utility [patent_app_number] => 10/982274 [patent_app_country] => US [patent_app_date] => 2004-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2937 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/126/07126079.pdf [firstpage_image] =>[orig_patent_app_number] => 10982274 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/982274
Method for repairing a hole in a metallic workpiece Nov 4, 2004 Issued
Array ( [id] => 6914896 [patent_doc_number] => 20050092457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-05 [patent_title] => 'Device for cooling die casting metallic pattern' [patent_app_type] => utility [patent_app_number] => 10/983224 [patent_app_country] => US [patent_app_date] => 2004-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2356 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0092/20050092457.pdf [firstpage_image] =>[orig_patent_app_number] => 10983224 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/983224
Device for cooling die casting metallic pattern Nov 3, 2004 Issued
Array ( [id] => 7196077 [patent_doc_number] => 20050051293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-10 [patent_title] => 'Molding machine and a pattern carrier used therefor' [patent_app_type] => utility [patent_app_number] => 10/968999 [patent_app_country] => US [patent_app_date] => 2004-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5408 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0051/20050051293.pdf [firstpage_image] =>[orig_patent_app_number] => 10968999 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/968999
Molding machine and a pattern carrier used therefor Oct 20, 2004 Issued
Array ( [id] => 618431 [patent_doc_number] => 07140414 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-11-28 [patent_title] => 'Method of removing a gate remnant from a casting' [patent_app_type] => utility [patent_app_number] => 10/969618 [patent_app_country] => US [patent_app_date] => 2004-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 22 [patent_no_of_words] => 8470 [patent_no_of_claims] => 20 [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/07/140/07140414.pdf [firstpage_image] =>[orig_patent_app_number] => 10969618 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/969618
Method of removing a gate remnant from a casting Oct 19, 2004 Issued
Array ( [id] => 5810242 [patent_doc_number] => 20060081350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-04-20 [patent_title] => 'Method of improving the removal of investment casting shells' [patent_app_type] => utility [patent_app_number] => 10/964903 [patent_app_country] => US [patent_app_date] => 2004-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3771 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0081/20060081350.pdf [firstpage_image] =>[orig_patent_app_number] => 10964903 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/964903
Method of improving the removal of investment casting shells Oct 13, 2004 Abandoned
Array ( [id] => 431993 [patent_doc_number] => 07264766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-09-04 [patent_title] => 'Feed apparatus and portable dust collector' [patent_app_type] => utility [patent_app_number] => 10/952401 [patent_app_country] => US [patent_app_date] => 2004-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 4700 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/264/07264766.pdf [firstpage_image] =>[orig_patent_app_number] => 10952401 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/952401
Feed apparatus and portable dust collector Sep 27, 2004 Issued
Array ( [id] => 611643 [patent_doc_number] => 07147035 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-12 [patent_title] => 'Strip casting apparatus' [patent_app_type] => utility [patent_app_number] => 10/950773 [patent_app_country] => US [patent_app_date] => 2004-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 6370 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/147/07147035.pdf [firstpage_image] =>[orig_patent_app_number] => 10950773 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/950773
Strip casting apparatus Sep 26, 2004 Issued
Array ( [id] => 7188770 [patent_doc_number] => 20050039877 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-24 [patent_title] => 'Positioning Tool for Ceramic Cores' [patent_app_type] => utility [patent_app_number] => 10/711519 [patent_app_country] => US [patent_app_date] => 2004-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2768 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20050039877.pdf [firstpage_image] =>[orig_patent_app_number] => 10711519 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/711519
Positioning Tool for Ceramic Cores Sep 22, 2004 Abandoned
Array ( [id] => 6969381 [patent_doc_number] => 20050035091 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-02-17 [patent_title] => 'Process for manufacturing a tie rod housing' [patent_app_type] => utility [patent_app_number] => 10/947984 [patent_app_country] => US [patent_app_date] => 2004-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1793 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0035/20050035091.pdf [firstpage_image] =>[orig_patent_app_number] => 10947984 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/947984
Process for manufacturing a tie rod housing Sep 22, 2004 Issued
Array ( [id] => 472041 [patent_doc_number] => 07225857 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-06-05 [patent_title] => 'Apparatus for manufacture of directionally solidified columnar grained article thereof' [patent_app_type] => utility [patent_app_number] => 10/929692 [patent_app_country] => US [patent_app_date] => 2004-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 5778 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/225/07225857.pdf [firstpage_image] =>[orig_patent_app_number] => 10929692 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/929692
Apparatus for manufacture of directionally solidified columnar grained article thereof Aug 30, 2004 Issued
Array ( [id] => 608050 [patent_doc_number] => 07150310 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-19 [patent_title] => 'Automated clamping mechanism and mold flask incorporating same' [patent_app_type] => utility [patent_app_number] => 10/935065 [patent_app_country] => US [patent_app_date] => 2004-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 4242 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/150/07150310.pdf [firstpage_image] =>[orig_patent_app_number] => 10935065 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/935065
Automated clamping mechanism and mold flask incorporating same Aug 30, 2004 Issued
Array ( [id] => 5037568 [patent_doc_number] => 20070089850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-26 [patent_title] => 'INVESTMENT CASTING CORE METHODS' [patent_app_type] => utility [patent_app_number] => 10/926476 [patent_app_country] => US [patent_app_date] => 2004-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5992 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0089/20070089850.pdf [firstpage_image] =>[orig_patent_app_number] => 10926476 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/926476
Investment casting core methods Aug 25, 2004 Issued
Array ( [id] => 7079626 [patent_doc_number] => 20050045303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-03-03 [patent_title] => 'Method for producing ultra low carbon steel slab' [patent_app_type] => utility [patent_app_number] => 10/921434 [patent_app_country] => US [patent_app_date] => 2004-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11675 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0045/20050045303.pdf [firstpage_image] =>[orig_patent_app_number] => 10921434 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/921434
Method for producing ultra low carbon steel slab Aug 18, 2004 Abandoned
Array ( [id] => 519655 [patent_doc_number] => 07178578 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-02-20 [patent_title] => 'Continuous casting roll' [patent_app_type] => utility [patent_app_number] => 10/918013 [patent_app_country] => US [patent_app_date] => 2004-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1525 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/178/07178578.pdf [firstpage_image] =>[orig_patent_app_number] => 10918013 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/918013
Continuous casting roll Aug 12, 2004 Issued
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