
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 732691
[patent_doc_number] => 07032647
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-04-25
[patent_title] => 'Pressure casting using a supported shell mold'
[patent_app_type] => utility
[patent_app_number] => 10/849297
[patent_app_country] => US
[patent_app_date] => 2004-05-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 3532
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 87
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/032/07032647.pdf
[firstpage_image] =>[orig_patent_app_number] => 10849297
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/849297 | Pressure casting using a supported shell mold | May 19, 2004 | Issued |
Array
(
[id] => 638129
[patent_doc_number] => 07126084
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-10-24
[patent_title] => 'Welder'
[patent_app_type] => utility
[patent_app_number] => 10/850539
[patent_app_country] => US
[patent_app_date] => 2004-05-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 15
[patent_no_of_words] => 3760
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/126/07126084.pdf
[firstpage_image] =>[orig_patent_app_number] => 10850539
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/850539 | Welder | May 19, 2004 | Issued |
Array
(
[id] => 7290813
[patent_doc_number] => 20040211542
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-10-28
[patent_title] => 'Apparatus for and method of producing slurry material without stirring for application in semi-solid forming'
[patent_app_type] => new
[patent_app_number] => 10/847404
[patent_app_country] => US
[patent_app_date] => 2004-05-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
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[patent_no_of_words] => 9780
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0211/20040211542.pdf
[firstpage_image] =>[orig_patent_app_number] => 10847404
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/847404 | Apparatus for and method of producing slurry material without stirring for application in semi-solid forming | May 16, 2004 | Abandoned |
Array
(
[id] => 7403791
[patent_doc_number] => 20040226679
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-11-18
[patent_title] => 'Electromagnetic drive-type die casting decompression valve, drive method for such a valve, and a die casting unit'
[patent_app_type] => new
[patent_app_number] => 10/845390
[patent_app_country] => US
[patent_app_date] => 2004-05-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 5199
[patent_no_of_claims] => 8
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[pdf_file] => publications/A1/0226/20040226679.pdf
[firstpage_image] =>[orig_patent_app_number] => 10845390
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/845390 | Electromagnetic drive-type die casting decompression valve, drive method for such a valve, and a die casting unit | May 13, 2004 | Issued |
Array
(
[id] => 7290820
[patent_doc_number] => 20040211545
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-10-28
[patent_title] => 'Apparatus for producing a metallic slurry material for use in semi-solid forming of shaped parts'
[patent_app_type] => new
[patent_app_number] => 10/845311
[patent_app_country] => US
[patent_app_date] => 2004-05-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
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[pdf_file] => publications/A1/0211/20040211545.pdf
[firstpage_image] =>[orig_patent_app_number] => 10845311
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/845311 | Apparatus for producing a metallic slurry material for use in semi-solid forming of shaped parts | May 12, 2004 | Abandoned |
Array
(
[id] => 724460
[patent_doc_number] => 07040377
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-05-09
[patent_title] => 'Injection system and casting method of die casting machine'
[patent_app_type] => utility
[patent_app_number] => 10/840507
[patent_app_country] => US
[patent_app_date] => 2004-05-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 4716
[patent_no_of_claims] => 4
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[pdf_file] => patents/07/040/07040377.pdf
[firstpage_image] =>[orig_patent_app_number] => 10840507
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/840507 | Injection system and casting method of die casting machine | May 6, 2004 | Issued |
Array
(
[id] => 491565
[patent_doc_number] => 07207375
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-04-24
[patent_title] => 'Investment casting'
[patent_app_type] => utility
[patent_app_number] => 10/840706
[patent_app_country] => US
[patent_app_date] => 2004-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 3220
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 4
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[pdf_file] => patents/07/207/07207375.pdf
[firstpage_image] =>[orig_patent_app_number] => 10840706
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/840706 | Investment casting | May 5, 2004 | Issued |
Array
(
[id] => 7313785
[patent_doc_number] => 20040222198
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-11-11
[patent_title] => 'Local heatsink welding device and welding method thereof'
[patent_app_type] => new
[patent_app_number] => 10/838304
[patent_app_country] => US
[patent_app_date] => 2004-05-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3161
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0222/20040222198.pdf
[firstpage_image] =>[orig_patent_app_number] => 10838304
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/838304 | Local heatsink welding device and welding method thereof | May 4, 2004 | Issued |
Array
(
[id] => 7043074
[patent_doc_number] => 20050247678
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-11-10
[patent_title] => 'Method of metallurgically bonding articles and article therefor'
[patent_app_type] => utility
[patent_app_number] => 10/838608
[patent_app_country] => US
[patent_app_date] => 2004-05-04
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[pdf_file] => publications/A1/0247/20050247678.pdf
[firstpage_image] =>[orig_patent_app_number] => 10838608
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/838608 | Method of metallurgically bonding articles and article therefor | May 3, 2004 | Issued |
Array
(
[id] => 7043088
[patent_doc_number] => 20050247687
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-11-10
[patent_title] => 'Method of metallurgically bonding articles and article therefor'
[patent_app_type] => utility
[patent_app_number] => 10/838607
[patent_app_country] => US
[patent_app_date] => 2004-05-04
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[firstpage_image] =>[orig_patent_app_number] => 10838607
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/838607 | Method of metallurgically bonding articles and article therefor | May 3, 2004 | Issued |
Array
(
[id] => 749304
[patent_doc_number] => 07017647
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-03-28
[patent_title] => 'Method for casting objects with an improved hub core assembly'
[patent_app_type] => utility
[patent_app_number] => 10/845898
[patent_app_country] => US
[patent_app_date] => 2004-04-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[pdf_file] => patents/07/017/07017647.pdf
[firstpage_image] =>[orig_patent_app_number] => 10845898
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/845898 | Method for casting objects with an improved hub core assembly | Apr 28, 2004 | Issued |
Array
(
[id] => 537777
[patent_doc_number] => 07173209
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-02-06
[patent_title] => 'Method and apparatus for welding sheet overlaps'
[patent_app_type] => utility
[patent_app_number] => 10/831806
[patent_app_country] => US
[patent_app_date] => 2004-04-26
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[pdf_file] => patents/07/173/07173209.pdf
[firstpage_image] =>[orig_patent_app_number] => 10831806
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/831806 | Method and apparatus for welding sheet overlaps | Apr 25, 2004 | Issued |
Array
(
[id] => 401889
[patent_doc_number] => 07292111
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-11-06
[patent_title] => 'Middle layer of die structure that comprises a cavity that holds an alkali metal'
[patent_app_type] => utility
[patent_app_number] => 10/831812
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[pdf_file] => patents/07/292/07292111.pdf
[firstpage_image] =>[orig_patent_app_number] => 10831812
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/831812 | Middle layer of die structure that comprises a cavity that holds an alkali metal | Apr 25, 2004 | Issued |
Array
(
[id] => 7230555
[patent_doc_number] => 20040256080
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-23
[patent_title] => 'Method and device for optimizing the cooling capacity of a continuous casting mold for liquid metals, particularly for liquid steel'
[patent_app_type] => new
[patent_app_number] => 10/493080
[patent_app_country] => US
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[firstpage_image] =>[orig_patent_app_number] => 10493080
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/493080 | Method and device for optimizing the cooling capacity of a continuous casting mold for liquid metals, particularly for liquid steel | Apr 14, 2004 | Abandoned |
Array
(
[id] => 7216604
[patent_doc_number] => 20040154779
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-08-12
[patent_title] => 'Apparatus and method for producing toe caps for safety shoes'
[patent_app_type] => new
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[firstpage_image] =>[orig_patent_app_number] => 10477094
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/477094 | Apparatus and method for producing toe caps for safety shoes | Apr 11, 2004 | Abandoned |
Array
(
[id] => 7333202
[patent_doc_number] => 20040188395
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-09-30
[patent_title] => 'Laser-hybrid welding with beam oscillation'
[patent_app_type] => new
[patent_app_number] => 10/821734
[patent_app_country] => US
[patent_app_date] => 2004-04-08
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[pdf_file] => publications/A1/0188/20040188395.pdf
[firstpage_image] =>[orig_patent_app_number] => 10821734
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/821734 | Laser-hybrid welding with beam oscillation | Apr 7, 2004 | Issued |
Array
(
[id] => 7172021
[patent_doc_number] => 20040200596
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-10-14
[patent_title] => 'Chill assembly'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 10/820608 | Chill assembly | Apr 7, 2004 | Issued |
Array
(
[id] => 460826
[patent_doc_number] => 07241972
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[patent_issue_date] => 2007-07-10
[patent_title] => 'Miniature welding gun'
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[firstpage_image] =>[orig_patent_app_number] => 10818955
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/818955 | Miniature welding gun | Apr 5, 2004 | Issued |
Array
(
[id] => 733812
[patent_doc_number] => 07038168
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-05-02
[patent_title] => 'Spindle and spool for welding gun'
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[pdf_file] => patents/07/038/07038168.pdf
[firstpage_image] =>[orig_patent_app_number] => 10818949
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/818949 | Spindle and spool for welding gun | Apr 5, 2004 | Issued |
Array
(
[id] => 7119798
[patent_doc_number] => 20050011627
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[patent_title] => 'Method and apparatus for centrifugal casting of metal'
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[pdf_file] => publications/A1/0011/20050011627.pdf
[firstpage_image] =>[orig_patent_app_number] => 10815945
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/815945 | Method and apparatus for centrifugal casting of metal | Apr 1, 2004 | Issued |