
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] => 6671659
[patent_doc_number] => 20030057262
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-03-27
[patent_title] => 'Method for connecting two components by means of friction welding and a machine element produced according to said method'
[patent_app_type] => new
[patent_app_number] => 10/182274
[patent_app_country] => US
[patent_app_date] => 2002-10-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3487
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 141
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0057/20030057262.pdf
[firstpage_image] =>[orig_patent_app_number] => 10182274
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/182274 | Method for connecting two components by means of friction welding and a machine element produced according to said method | Oct 8, 2002 | Abandoned |
Array
(
[id] => 7431297
[patent_doc_number] => 20040065642
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-08
[patent_title] => 'Resistance welding electrode'
[patent_app_type] => new
[patent_app_number] => 10/266233
[patent_app_country] => US
[patent_app_date] => 2002-10-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1574
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 92
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0065/20040065642.pdf
[firstpage_image] =>[orig_patent_app_number] => 10266233
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/266233 | Resistance welding electrode | Oct 7, 2002 | Issued |
Array
(
[id] => 1148712
[patent_doc_number] => 06761208
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-07-13
[patent_title] => 'Method and apparatus for die-casting a V-block for an internal combustion engine'
[patent_app_type] => B2
[patent_app_number] => 10/264151
[patent_app_country] => US
[patent_app_date] => 2002-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 10
[patent_no_of_words] => 4209
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 132
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/761/06761208.pdf
[firstpage_image] =>[orig_patent_app_number] => 10264151
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/264151 | Method and apparatus for die-casting a V-block for an internal combustion engine | Oct 2, 2002 | Issued |
Array
(
[id] => 7632825
[patent_doc_number] => 06664509
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-12-16
[patent_title] => 'Method for securing sheet piles'
[patent_app_type] => B2
[patent_app_number] => 10/240254
[patent_app_country] => US
[patent_app_date] => 2002-09-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 9
[patent_no_of_words] => 3721
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 12
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/664/06664509.pdf
[firstpage_image] =>[orig_patent_app_number] => 10240254
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/240254 | Method for securing sheet piles | Sep 26, 2002 | Issued |
Array
(
[id] => 1172625
[patent_doc_number] => 06736189
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-05-18
[patent_title] => 'Guide segment fitted with rollers on a continuous casting installation'
[patent_app_type] => B2
[patent_app_number] => 10/182283
[patent_app_country] => US
[patent_app_date] => 2002-09-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1734
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 170
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/736/06736189.pdf
[firstpage_image] =>[orig_patent_app_number] => 10182283
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/182283 | Guide segment fitted with rollers on a continuous casting installation | Sep 26, 2002 | Issued |
Array
(
[id] => 1205060
[patent_doc_number] => 06716554
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-04-06
[patent_title] => 'Battery case, cover, and feedthrough'
[patent_app_type] => B2
[patent_app_number] => 10/256122
[patent_app_country] => US
[patent_app_date] => 2002-09-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 11
[patent_no_of_words] => 3414
[patent_no_of_claims] => 55
[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/06/716/06716554.pdf
[firstpage_image] =>[orig_patent_app_number] => 10256122
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/256122 | Battery case, cover, and feedthrough | Sep 25, 2002 | Issued |
Array
(
[id] => 1132852
[patent_doc_number] => 06779585
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-08-24
[patent_title] => 'Method for controlling ladle motion to reduce aluminum oxide formation'
[patent_app_type] => B2
[patent_app_number] => 10/254195
[patent_app_country] => US
[patent_app_date] => 2002-09-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 1997
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 176
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/779/06779585.pdf
[firstpage_image] =>[orig_patent_app_number] => 10254195
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/254195 | Method for controlling ladle motion to reduce aluminum oxide formation | Sep 24, 2002 | Issued |
Array
(
[id] => 7267483
[patent_doc_number] => 20040056001
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-03-25
[patent_title] => 'Deformation resistance welding of sheet metal, tubes, and similar shapes'
[patent_app_type] => new
[patent_app_number] => 10/253099
[patent_app_country] => US
[patent_app_date] => 2002-09-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3557
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 69
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0056/20040056001.pdf
[firstpage_image] =>[orig_patent_app_number] => 10253099
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/253099 | Deformation resistance welding of sheet metal, tubes, and similar shapes | Sep 23, 2002 | Abandoned |
Array
(
[id] => 1039026
[patent_doc_number] => 06868896
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-03-22
[patent_title] => 'Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes'
[patent_app_type] => utility
[patent_app_number] => 10/251030
[patent_app_country] => US
[patent_app_date] => 2002-09-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 21
[patent_figures_cnt] => 21
[patent_no_of_words] => 9255
[patent_no_of_claims] => 50
[patent_no_of_ind_claims] => 11
[patent_words_short_claim] => 70
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/868/06868896.pdf
[firstpage_image] =>[orig_patent_app_number] => 10251030
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/251030 | Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes | Sep 19, 2002 | Issued |
Array
(
[id] => 7267164
[patent_doc_number] => 20040055730
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-03-25
[patent_title] => 'Method and apparatus for alternating pouring from common hearth in plasma furnace'
[patent_app_type] => new
[patent_app_number] => 10/251029
[patent_app_country] => US
[patent_app_date] => 2002-09-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 22
[patent_figures_cnt] => 22
[patent_no_of_words] => 9410
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0055/20040055730.pdf
[firstpage_image] =>[orig_patent_app_number] => 10251029
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/251029 | Method and apparatus for alternating pouring from common hearth in plasma furnace | Sep 19, 2002 | Issued |
Array
(
[id] => 491121
[patent_doc_number] => 07214905
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-05-08
[patent_title] => 'Cover for a welding-type power source'
[patent_app_type] => utility
[patent_app_number] => 10/251390
[patent_app_country] => US
[patent_app_date] => 2002-09-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 10
[patent_no_of_words] => 2264
[patent_no_of_claims] => 30
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 44
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/214/07214905.pdf
[firstpage_image] =>[orig_patent_app_number] => 10251390
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/251390 | Cover for a welding-type power source | Sep 19, 2002 | Issued |
Array
(
[id] => 1051558
[patent_doc_number] => 06857464
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-02-22
[patent_title] => 'Adjustable casting mold'
[patent_app_type] => utility
[patent_app_number] => 10/246765
[patent_app_country] => US
[patent_app_date] => 2002-09-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 19
[patent_no_of_words] => 8592
[patent_no_of_claims] => 48
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 318
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/857/06857464.pdf
[firstpage_image] =>[orig_patent_app_number] => 10246765
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/246765 | Adjustable casting mold | Sep 18, 2002 | Issued |
Array
(
[id] => 1119858
[patent_doc_number] => 06793004
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-09-21
[patent_title] => 'Temperature control unit and temperature control apparatus using it for raw molding sand or resin-coated sand for shell mold'
[patent_app_type] => B2
[patent_app_number] => 10/244754
[patent_app_country] => US
[patent_app_date] => 2002-09-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 4732
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 63
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/793/06793004.pdf
[firstpage_image] =>[orig_patent_app_number] => 10244754
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/244754 | Temperature control unit and temperature control apparatus using it for raw molding sand or resin-coated sand for shell mold | Sep 16, 2002 | Issued |
Array
(
[id] => 7442623
[patent_doc_number] => 20040050823
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-03-18
[patent_title] => 'Welding torch having integral gas lens and collet and method of operating same'
[patent_app_type] => new
[patent_app_number] => 10/244302
[patent_app_country] => US
[patent_app_date] => 2002-09-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 2792
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0050/20040050823.pdf
[firstpage_image] =>[orig_patent_app_number] => 10244302
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/244302 | Welding torch having integral gas lens and collet and method of operating same | Sep 15, 2002 | Issued |
Array
(
[id] => 1104643
[patent_doc_number] => 06808007
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-10-26
[patent_title] => 'Die opening/closing apparatus for die-casting systems and machines and methods for opening dies using such die opening/closing apparatus'
[patent_app_type] => B2
[patent_app_number] => 10/244305
[patent_app_country] => US
[patent_app_date] => 2002-09-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 4849
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 93
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/808/06808007.pdf
[firstpage_image] =>[orig_patent_app_number] => 10244305
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/244305 | Die opening/closing apparatus for die-casting systems and machines and methods for opening dies using such die opening/closing apparatus | Sep 15, 2002 | Issued |
Array
(
[id] => 1016265
[patent_doc_number] => 06889745
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-05-10
[patent_title] => 'Method of heating casting mold'
[patent_app_type] => utility
[patent_app_number] => 10/241819
[patent_app_country] => US
[patent_app_date] => 2002-09-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 5225
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 70
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/889/06889745.pdf
[firstpage_image] =>[orig_patent_app_number] => 10241819
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/241819 | Method of heating casting mold | Sep 9, 2002 | Issued |
Array
(
[id] => 770601
[patent_doc_number] => 07000677
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-02-21
[patent_title] => 'Electromagnetic braking device for the ingot in a continuous casting unit'
[patent_app_type] => utility
[patent_app_number] => 10/490511
[patent_app_country] => US
[patent_app_date] => 2002-09-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1276
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/000/07000677.pdf
[firstpage_image] =>[orig_patent_app_number] => 10490511
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/490511 | Electromagnetic braking device for the ingot in a continuous casting unit | Sep 6, 2002 | Issued |
Array
(
[id] => 1116504
[patent_doc_number] => 06796362
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-09-28
[patent_title] => 'Apparatus for producing a metallic slurry material for use in semi-solid forming of shaped parts'
[patent_app_type] => B2
[patent_app_number] => 10/234008
[patent_app_country] => US
[patent_app_date] => 2002-09-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 20
[patent_no_of_words] => 17529
[patent_no_of_claims] => 43
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 84
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/796/06796362.pdf
[firstpage_image] =>[orig_patent_app_number] => 10234008
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/234008 | Apparatus for producing a metallic slurry material for use in semi-solid forming of shaped parts | Sep 2, 2002 | Issued |
Array
(
[id] => 1205892
[patent_doc_number] => 06712119
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2004-03-30
[patent_title] => 'Collected sand processing method'
[patent_app_type] => B2
[patent_app_number] => 10/220340
[patent_app_country] => US
[patent_app_date] => 2002-08-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4795
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 120
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/712/06712119.pdf
[firstpage_image] =>[orig_patent_app_number] => 10220340
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/220340 | Collected sand processing method | Aug 29, 2002 | Issued |
Array
(
[id] => 1019241
[patent_doc_number] => 06886621
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2005-05-03
[patent_title] => 'Sprue for a lost foam casting system for biasing a directional fill rate from a bottom portion of a metal casting'
[patent_app_type] => utility
[patent_app_number] => 10/230588
[patent_app_country] => US
[patent_app_date] => 2002-08-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 6868
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 203
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/886/06886621.pdf
[firstpage_image] =>[orig_patent_app_number] => 10230588
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/230588 | Sprue for a lost foam casting system for biasing a directional fill rate from a bottom portion of a metal casting | Aug 28, 2002 | Issued |