Search

David E. Choi

Examiner (ID: 18884, Phone: (571)270-3780 , Office: P/2174 )

Most Active Art Unit
2174
Art Unit(s)
2174, 2173, 2148
Total Applications
778
Issued Applications
591
Pending Applications
55
Abandoned Applications
150

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7647968 [patent_doc_number] => 20110297236 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => 'DYE-SENSITIZED PHOTOVOLTAIC DEVICE, METHOD FOR MAKING THE SAME, ELECTRONIC DEVICE, METHOD FOR MAKING THE SAME, AND ELECTRONIC APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/211717 [patent_app_country] => US [patent_app_date] => 2011-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9098 [patent_no_of_claims] => 20 [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/A1/0297/20110297236.pdf [firstpage_image] =>[orig_patent_app_number] => 13211717 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/211717
DYE-SENSITIZED PHOTOVOLTAIC DEVICE, METHOD FOR MAKING THE SAME, ELECTRONIC DEVICE, METHOD FOR MAKING THE SAME, AND ELECTRONIC APPARATUS Aug 16, 2011 Abandoned
Array ( [id] => 7647962 [patent_doc_number] => 20110297230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => 'RESIN COMPOSITION FOR SOLAR CELL PACKAGE' [patent_app_type] => utility [patent_app_number] => 13/209245 [patent_app_country] => US [patent_app_date] => 2011-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9922 [patent_no_of_claims] => 14 [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/A1/0297/20110297230.pdf [firstpage_image] =>[orig_patent_app_number] => 13209245 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/209245
RESIN COMPOSITION FOR SOLAR CELL PACKAGE Aug 11, 2011 Abandoned
Array ( [id] => 8634012 [patent_doc_number] => 20130025815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-31 [patent_title] => 'DOWN SPRUE CORE FOR USE IN CASTING RAILCAR COUPLER KNUCKLES' [patent_app_type] => utility [patent_app_number] => 13/194601 [patent_app_country] => US [patent_app_date] => 2011-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 42 [patent_no_of_words] => 7309 [patent_no_of_claims] => 80 [patent_no_of_ind_claims] => 31 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13194601 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/194601
DOWN SPRUE CORE FOR USE IN CASTING RAILCAR COUPLER KNUCKLES Jul 28, 2011 Abandoned
Array ( [id] => 8634013 [patent_doc_number] => 20130025816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-31 [patent_title] => 'DIE CASTING SYSTEM AND METHOD' [patent_app_type] => utility [patent_app_number] => 13/193730 [patent_app_country] => US [patent_app_date] => 2011-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2187 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13193730 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/193730
DIE CASTING SYSTEM AND METHOD Jul 28, 2011 Abandoned
Array ( [id] => 8634008 [patent_doc_number] => 20130025811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-31 [patent_title] => 'RIGGING SYSTEM FOR CASTING RAILCAR COUPLER PARTS' [patent_app_type] => utility [patent_app_number] => 13/194704 [patent_app_country] => US [patent_app_date] => 2011-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 42 [patent_no_of_words] => 8400 [patent_no_of_claims] => 93 [patent_no_of_ind_claims] => 17 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13194704 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/194704
RIGGING SYSTEM FOR CASTING RAILCAR COUPLER PARTS Jul 28, 2011 Abandoned
Array ( [id] => 7570315 [patent_doc_number] => 20110265970 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-03 [patent_title] => 'CASTER' [patent_app_type] => utility [patent_app_number] => 13/181719 [patent_app_country] => US [patent_app_date] => 2011-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2111 [patent_no_of_claims] => 1 [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/A1/0265/20110265970.pdf [firstpage_image] =>[orig_patent_app_number] => 13181719 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/181719
CASTER Jul 12, 2011 Abandoned
Array ( [id] => 11230182 [patent_doc_number] => 09457398 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-10-04 [patent_title] => 'Spherical centrifuge' [patent_app_type] => utility [patent_app_number] => 13/134575 [patent_app_country] => US [patent_app_date] => 2011-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 32 [patent_no_of_words] => 20368 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 634 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13134575 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/134575
Spherical centrifuge Jun 9, 2011 Issued
Array ( [id] => 8704743 [patent_doc_number] => 20130062032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-14 [patent_title] => 'METHOD FOR PRODUCING A MONOCRYSTALLINE BODY FROM A MAGNETIC SHAPE MEMORY ALLOY' [patent_app_type] => utility [patent_app_number] => 13/643485 [patent_app_country] => US [patent_app_date] => 2011-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4024 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13643485 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/643485
METHOD FOR PRODUCING A MONOCRYSTALLINE BODY FROM A MAGNETIC SHAPE MEMORY ALLOY May 25, 2011 Abandoned
Array ( [id] => 8954052 [patent_doc_number] => 08499819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-06 [patent_title] => 'Interlock feature for railcar cores' [patent_app_type] => utility [patent_app_number] => 13/112882 [patent_app_country] => US [patent_app_date] => 2011-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 40 [patent_no_of_words] => 8092 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13112882 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/112882
Interlock feature for railcar cores May 19, 2011 Issued
Array ( [id] => 8492573 [patent_doc_number] => 20120291980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-22 [patent_title] => 'METHOD OF MANUFACTURING INTERLOCK FEATURE BETWEEN RAILCAR COUPLER CORES' [patent_app_type] => utility [patent_app_number] => 13/112941 [patent_app_country] => US [patent_app_date] => 2011-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 8131 [patent_no_of_claims] => 7 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13112941 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/112941
METHOD OF MANUFACTURING INTERLOCK FEATURE BETWEEN RAILCAR COUPLER CORES May 19, 2011 Abandoned
Array ( [id] => 10505556 [patent_doc_number] => 09233416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-12 [patent_title] => 'Side frame and bolster for a railway truck and method for manufacturing same' [patent_app_type] => utility [patent_app_number] => 13/109866 [patent_app_country] => US [patent_app_date] => 2011-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 9133 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 567 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13109866 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/109866
Side frame and bolster for a railway truck and method for manufacturing same May 16, 2011 Issued
Array ( [id] => 8492570 [patent_doc_number] => 20120291977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-22 [patent_title] => 'SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME' [patent_app_type] => utility [patent_app_number] => 13/109857 [patent_app_country] => US [patent_app_date] => 2011-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9133 [patent_no_of_claims] => 15 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13109857 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/109857
SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME May 16, 2011 Abandoned
Array ( [id] => 8492255 [patent_doc_number] => 20120291662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-22 [patent_title] => 'SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME' [patent_app_type] => utility [patent_app_number] => 13/109880 [patent_app_country] => US [patent_app_date] => 2011-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9134 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13109880 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/109880
Side frame and bolster for a railway truck and method for manufacturing same May 16, 2011 Issued
Array ( [id] => 8492568 [patent_doc_number] => 20120291976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-11-22 [patent_title] => 'SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME' [patent_app_type] => utility [patent_app_number] => 13/109870 [patent_app_country] => US [patent_app_date] => 2011-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9133 [patent_no_of_claims] => 9 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13109870 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/109870
SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME May 16, 2011 Abandoned
Array ( [id] => 8668454 [patent_doc_number] => 20130042992 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-21 [patent_title] => 'METHOD FOR SURFACE TREATMENT OF A DIE-CASTING DIE' [patent_app_type] => utility [patent_app_number] => 13/634679 [patent_app_country] => US [patent_app_date] => 2011-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4309 [patent_no_of_claims] => 3 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13634679 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/634679
METHOD FOR SURFACE TREATMENT OF A DIE-CASTING DIE May 10, 2011 Abandoned
Array ( [id] => 8862541 [patent_doc_number] => 20130146244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-06-13 [patent_title] => 'Roller device' [patent_app_type] => utility [patent_app_number] => 13/698740 [patent_app_country] => US [patent_app_date] => 2011-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 7927 [patent_no_of_claims] => 23 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13698740 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/698740
Roller device May 10, 2011 Abandoned
Array ( [id] => 7781489 [patent_doc_number] => 20120043045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-23 [patent_title] => 'Device for Casting' [patent_app_type] => utility [patent_app_number] => 13/103743 [patent_app_country] => US [patent_app_date] => 2011-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 6724 [patent_no_of_claims] => 24 [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/A1/0043/20120043045.pdf [firstpage_image] =>[orig_patent_app_number] => 13103743 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/103743
Device for Casting May 8, 2011 Abandoned
Array ( [id] => 8811318 [patent_doc_number] => 20130112363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-09 [patent_title] => 'TEMPERATURE CONTROL DEVICE FOR A DIE CASTING DEVICE AND CORRESPONDING DIE CASTING DEVICE' [patent_app_type] => utility [patent_app_number] => 13/698405 [patent_app_country] => US [patent_app_date] => 2011-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5755 [patent_no_of_claims] => 16 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13698405 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/698405
TEMPERATURE CONTROL DEVICE FOR A DIE CASTING DEVICE AND CORRESPONDING DIE CASTING DEVICE May 3, 2011 Abandoned
Array ( [id] => 8668451 [patent_doc_number] => 20130042989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-21 [patent_title] => 'METHOD AND DEVICE BY WHICH MOULDING COMPOUND TO BE PROCESSED IS KEPT MOIST DURING THE PRODUCTION OF MOULDS OR CORES' [patent_app_type] => utility [patent_app_number] => 13/695446 [patent_app_country] => US [patent_app_date] => 2011-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2892 [patent_no_of_claims] => 13 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13695446 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/695446
METHOD AND DEVICE BY WHICH MOULDING COMPOUND TO BE PROCESSED IS KEPT MOIST DURING THE PRODUCTION OF MOULDS OR CORES Apr 7, 2011 Abandoned
Array ( [id] => 17163930 [patent_doc_number] => 11150021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Systems and methods for casting metallic materials [patent_app_type] => utility [patent_app_number] => 13/081740 [patent_app_country] => US [patent_app_date] => 2011-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 7094 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13081740 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/081740
Systems and methods for casting metallic materials Apr 6, 2011 Issued
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