Search

Ling Siu Choi

Supervisory Patent Examiner (ID: 12436, Phone: (571)272-1098 , Office: P/1763 )

Most Active Art Unit
1713
Art Unit(s)
1762, 1713, 1763, 1714, 1796
Total Applications
1478
Issued Applications
1218
Pending Applications
36
Abandoned Applications
224

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7189848 [patent_doc_number] => 20040204311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-14 [patent_title] => 'POLYMERIZATION CATALYST SYSTEM CONTAINING POLYETHER-MODIFIED ALUMINOXANE' [patent_app_type] => new [patent_app_number] => 10/795109 [patent_app_country] => US [patent_app_date] => 2004-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2642 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0204/20040204311.pdf [firstpage_image] =>[orig_patent_app_number] => 10795109 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/795109
Polymerization catalyst system containing polyether-modified aluminoxane Mar 4, 2004 Issued
Array ( [id] => 5694934 [patent_doc_number] => 20060155081 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Chromium-based catalysts in mineral oil for production of polyethylene' [patent_app_type] => utility [patent_app_number] => 10/543980 [patent_app_country] => US [patent_app_date] => 2004-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5375 [patent_no_of_claims] => 8 [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/A1/0155/20060155081.pdf [firstpage_image] =>[orig_patent_app_number] => 10543980 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/543980
Chromium-based catalysts in mineral oil for production of polyethylene Mar 3, 2004 Issued
Array ( [id] => 5656772 [patent_doc_number] => 20060142508 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-29 [patent_title] => 'Polymerization of polyethylene having high molecular weight' [patent_app_type] => utility [patent_app_number] => 10/793027 [patent_app_country] => US [patent_app_date] => 2004-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4844 [patent_no_of_claims] => 8 [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/A1/0142/20060142508.pdf [firstpage_image] =>[orig_patent_app_number] => 10793027 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/793027
Polymerization of polyethylene having high molecular weight Mar 3, 2004 Issued
Array ( [id] => 7342588 [patent_doc_number] => 20040191539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-30 [patent_title] => 'Organic-inorganic composite material and laminate, optical waveguide and light transmission structure comprising the same' [patent_app_type] => new [patent_app_number] => 10/791627 [patent_app_country] => US [patent_app_date] => 2004-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8413 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0191/20040191539.pdf [firstpage_image] =>[orig_patent_app_number] => 10791627 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/791627
Organic-inorganic composite material and laminate, optical waveguide and light transmission structure comprising the same Feb 29, 2004 Issued
Array ( [id] => 7183560 [patent_doc_number] => 20050191480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-01 [patent_title] => 'Porous ceramic filters with catalyst coatings' [patent_app_type] => utility [patent_app_number] => 10/788946 [patent_app_country] => US [patent_app_date] => 2004-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5701 [patent_no_of_claims] => 11 [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/A1/0191/20050191480.pdf [firstpage_image] =>[orig_patent_app_number] => 10788946 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/788946
Porous ceramic filters with catalyst coatings Feb 26, 2004 Issued
Array ( [id] => 7469842 [patent_doc_number] => 20040167307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-08-26 [patent_title] => 'Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride plasticizer and a method of making same' [patent_app_type] => new [patent_app_number] => 10/789172 [patent_app_country] => US [patent_app_date] => 2004-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5325 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20040167307.pdf [firstpage_image] =>[orig_patent_app_number] => 10789172 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/789172
Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride plasticizer and a method of making same Feb 26, 2004 Issued
Array ( [id] => 7469827 [patent_doc_number] => 20040167306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-08-26 [patent_title] => 'Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride plasticizer and a method of making same' [patent_app_type] => new [patent_app_number] => 10/789122 [patent_app_country] => US [patent_app_date] => 2004-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5327 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20040167306.pdf [firstpage_image] =>[orig_patent_app_number] => 10789122 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/789122
Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride plasticizer and a method of making same Feb 26, 2004 Issued
Array ( [id] => 7051473 [patent_doc_number] => 20050187360 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-25 [patent_title] => 'Polymerization process' [patent_app_type] => utility [patent_app_number] => 10/783331 [patent_app_country] => US [patent_app_date] => 2004-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5750 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0187/20050187360.pdf [firstpage_image] =>[orig_patent_app_number] => 10783331 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/783331
Polymerization process Feb 19, 2004 Issued
Array ( [id] => 847186 [patent_doc_number] => 07384886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-10 [patent_title] => 'Methods of preparation of an olefin oligomerization catalyst' [patent_app_type] => utility [patent_app_number] => 10/783737 [patent_app_country] => US [patent_app_date] => 2004-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 25084 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/384/07384886.pdf [firstpage_image] =>[orig_patent_app_number] => 10783737 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/783737
Methods of preparation of an olefin oligomerization catalyst Feb 19, 2004 Issued
Array ( [id] => 5620241 [patent_doc_number] => 20060189775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-24 [patent_title] => 'Ethylene polymer and application thereof to moldings' [patent_app_type] => utility [patent_app_number] => 10/542756 [patent_app_country] => US [patent_app_date] => 2004-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 39202 [patent_no_of_claims] => 13 [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/A1/0189/20060189775.pdf [firstpage_image] =>[orig_patent_app_number] => 10542756 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/542756
Ethylene polymer and application thereof to moldings Feb 16, 2004 Issued
Array ( [id] => 7463629 [patent_doc_number] => 20040166346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-08-26 [patent_title] => 'Hydrogenated nitrile butadiene rubber' [patent_app_type] => new [patent_app_number] => 10/778429 [patent_app_country] => US [patent_app_date] => 2004-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2912 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0166/20040166346.pdf [firstpage_image] =>[orig_patent_app_number] => 10778429 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/778429
Hydrogenated nitrile butadiene rubber Feb 12, 2004 Issued
Array ( [id] => 6913145 [patent_doc_number] => 20050176903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-11 [patent_title] => 'End-capped polymer chains and products thereof' [patent_app_type] => utility [patent_app_number] => 10/776681 [patent_app_country] => US [patent_app_date] => 2004-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7674 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0176/20050176903.pdf [firstpage_image] =>[orig_patent_app_number] => 10776681 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/776681
End-capped polymer chains and products thereof Feb 10, 2004 Issued
Array ( [id] => 7297895 [patent_doc_number] => 20040214956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-28 [patent_title] => 'Bisaminophenyl-based curatives and amidine-based curatives and cure accelerators for perfluoroelastomeric compositions' [patent_app_type] => new [patent_app_number] => 10/768838 [patent_app_country] => US [patent_app_date] => 2004-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13131 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0214/20040214956.pdf [firstpage_image] =>[orig_patent_app_number] => 10768838 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/768838
Bisaminophenyl-based curatives and amidine-based curatives and cure accelerators for perfluoroelastomeric compositions Jan 28, 2004 Abandoned
Array ( [id] => 880305 [patent_doc_number] => 07354976 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-04-08 [patent_title] => 'Isobutene polymer functionalization by means of hydroboration' [patent_app_type] => utility [patent_app_number] => 10/543510 [patent_app_country] => US [patent_app_date] => 2004-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4738 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/354/07354976.pdf [firstpage_image] =>[orig_patent_app_number] => 10543510 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/543510
Isobutene polymer functionalization by means of hydroboration Jan 26, 2004 Issued
Array ( [id] => 5705048 [patent_doc_number] => 20060194096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-08-31 [patent_title] => 'Organic-inorganic hybrid material containing a mineral mesoporous phase and an organic phase, a membrane and fuel cell' [patent_app_type] => utility [patent_app_number] => 10/542768 [patent_app_country] => US [patent_app_date] => 2004-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9288 [patent_no_of_claims] => 38 [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/A1/0194/20060194096.pdf [firstpage_image] =>[orig_patent_app_number] => 10542768 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/542768
Organic-inorganic hybrid material comprising a mineral mesoporous phase and an organic phase, a membrane and fuel cell Jan 21, 2004 Issued
Array ( [id] => 7467560 [patent_doc_number] => 20040167015 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-08-26 [patent_title] => 'Production of broad molecular weight polyethylene' [patent_app_type] => new [patent_app_number] => 10/762494 [patent_app_country] => US [patent_app_date] => 2004-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11781 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0167/20040167015.pdf [firstpage_image] =>[orig_patent_app_number] => 10762494 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/762494
Production of broad molecular weight polyethylene Jan 21, 2004 Abandoned
Array ( [id] => 7288724 [patent_doc_number] => 20040147693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-07-29 [patent_title] => 'Process for the oligomerization of alpha-olefins having low unsaturation' [patent_app_type] => new [patent_app_number] => 10/761515 [patent_app_country] => US [patent_app_date] => 2004-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12245 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0147/20040147693.pdf [firstpage_image] =>[orig_patent_app_number] => 10761515 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/761515
Process for the oligomerization of α-olefins having low unsaturation Jan 19, 2004 Issued
Array ( [id] => 6984047 [patent_doc_number] => 20050154117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-14 [patent_title] => 'Polymeric nano-particles of flower-like structure and applications' [patent_app_type] => utility [patent_app_number] => 10/755648 [patent_app_country] => US [patent_app_date] => 2004-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6131 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0154/20050154117.pdf [firstpage_image] =>[orig_patent_app_number] => 10755648 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/755648
Polymeric nano-particles of flower-like structure and applications Jan 11, 2004 Issued
Array ( [id] => 7304518 [patent_doc_number] => 20040140216 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-07-22 [patent_title] => 'Rapid assembly casting system for slab gels' [patent_app_type] => new [patent_app_number] => 10/754336 [patent_app_country] => US [patent_app_date] => 2004-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2505 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0140/20040140216.pdf [firstpage_image] =>[orig_patent_app_number] => 10754336 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/754336
Rapid assembly casting system for slab gels Jan 8, 2004 Issued
Array ( [id] => 7619925 [patent_doc_number] => 06943258 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-09-13 [patent_title] => 'Polymer compounds containing oxetane and cinnamyl functionality' [patent_app_type] => utility [patent_app_number] => 10/752408 [patent_app_country] => US [patent_app_date] => 2004-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1576 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/943/06943258.pdf [firstpage_image] =>[orig_patent_app_number] => 10752408 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/752408
Polymer compounds containing oxetane and cinnamyl functionality Jan 5, 2004 Issued
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