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] => 1221021 [patent_doc_number] => 06703458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Catalyst components for the polymerization of olefins' [patent_app_type] => B2 [patent_app_number] => 10/182038 [patent_app_country] => US [patent_app_date] => 2002-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6110 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/703/06703458.pdf [firstpage_image] =>[orig_patent_app_number] => 10182038 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/182038
Catalyst components for the polymerization of olefins Jul 23, 2002 Issued
Array ( [id] => 630511 [patent_doc_number] => 07132472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-07 [patent_title] => 'Intrinsically-viscous clear-lacquer slurry, method for production and use thereof' [patent_app_type] => utility [patent_app_number] => 10/479918 [patent_app_country] => US [patent_app_date] => 2002-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10365 [patent_no_of_claims] => 17 [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/07/132/07132472.pdf [firstpage_image] =>[orig_patent_app_number] => 10479918 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/479918
Intrinsically-viscous clear-lacquer slurry, method for production and use thereof Jul 22, 2002 Issued
Array ( [id] => 1151190 [patent_doc_number] => 06770718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-03 [patent_title] => 'Continuous process for the preparation of solid catalyst components for the polymerization of -olefins' [patent_app_type] => B2 [patent_app_number] => 10/181336 [patent_app_country] => US [patent_app_date] => 2002-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3843 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/770/06770718.pdf [firstpage_image] =>[orig_patent_app_number] => 10181336 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/181336
Continuous process for the preparation of solid catalyst components for the polymerization of -olefins Jul 16, 2002 Issued
Array ( [id] => 1193372 [patent_doc_number] => 06730751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-04 [patent_title] => 'Polymerization of polyethylene having high molecular weight' [patent_app_type] => B2 [patent_app_number] => 10/196614 [patent_app_country] => US [patent_app_date] => 2002-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4839 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/730/06730751.pdf [firstpage_image] =>[orig_patent_app_number] => 10196614 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/196614
Polymerization of polyethylene having high molecular weight Jul 15, 2002 Issued
Array ( [id] => 7451180 [patent_doc_number] => 20040010100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-15 [patent_title] => 'Spray-dried polymerization catalyst and polymerization processes employing same' [patent_app_type] => new [patent_app_number] => 10/196663 [patent_app_country] => US [patent_app_date] => 2002-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 13408 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0010/20040010100.pdf [firstpage_image] =>[orig_patent_app_number] => 10196663 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/196663
Method for preparing a spray-dried composition for use as a polymerization catalyst Jul 14, 2002 Issued
Array ( [id] => 1142891 [patent_doc_number] => 06777516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-17 [patent_title] => 'Substrates carrying polymers of linked sandwich coordination compounds and methods of use thereof' [patent_app_type] => B2 [patent_app_number] => 10/193827 [patent_app_country] => US [patent_app_date] => 2002-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 46 [patent_figures_cnt] => 52 [patent_no_of_words] => 40378 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/777/06777516.pdf [firstpage_image] =>[orig_patent_app_number] => 10193827 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/193827
Substrates carrying polymers of linked sandwich coordination compounds and methods of use thereof Jul 11, 2002 Issued
Array ( [id] => 1245800 [patent_doc_number] => 06677266 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-01-13 [patent_title] => 'Process for preparing a vanadium/titanium catalyst and use in olefin polymerization' [patent_app_type] => B1 [patent_app_number] => 10/191096 [patent_app_country] => US [patent_app_date] => 2002-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8078 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/677/06677266.pdf [firstpage_image] =>[orig_patent_app_number] => 10191096 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/191096
Process for preparing a vanadium/titanium catalyst and use in olefin polymerization Jul 8, 2002 Issued
Array ( [id] => 6693160 [patent_doc_number] => 20030040592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-27 [patent_title] => 'Hydrocarbon resin with ethylidene group and rubber composition including the same' [patent_app_type] => new [patent_app_number] => 10/190376 [patent_app_country] => US [patent_app_date] => 2002-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5005 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20030040592.pdf [firstpage_image] =>[orig_patent_app_number] => 10190376 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/190376
Hydrocarbon resin with ethylidene group and rubber composition including the same Jul 2, 2002 Abandoned
Array ( [id] => 6048883 [patent_doc_number] => 20020169262 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-14 [patent_title] => 'Functionalized catalyst supports and supported catalyst systems' [patent_app_type] => new [patent_app_number] => 10/185521 [patent_app_country] => US [patent_app_date] => 2002-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10733 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0169/20020169262.pdf [firstpage_image] =>[orig_patent_app_number] => 10185521 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/185521
Functionalized catalyst supports and supported catalyst systems Jun 26, 2002 Abandoned
Array ( [id] => 7409084 [patent_doc_number] => 20040176242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-09 [patent_title] => 'Catalyst for olefin polymerization and method of polymerization of olefin' [patent_app_type] => new [patent_app_number] => 10/480650 [patent_app_country] => US [patent_app_date] => 2003-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16192 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0176/20040176242.pdf [firstpage_image] =>[orig_patent_app_number] => 10480650 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/480650
Catalyst for olefin polymerization and method of polymerization of olefin Jun 25, 2002 Issued
Array ( [id] => 925689 [patent_doc_number] => 07316987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-01-08 [patent_title] => 'Components and catalysts for the polymerization of olefins' [patent_app_type] => utility [patent_app_number] => 10/362695 [patent_app_country] => US [patent_app_date] => 2002-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6425 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/316/07316987.pdf [firstpage_image] =>[orig_patent_app_number] => 10362695 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/362695
Components and catalysts for the polymerization of olefins Jun 23, 2002 Issued
Array ( [id] => 6792678 [patent_doc_number] => 20030088022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-08 [patent_title] => 'Polypropylene compositions methods of making the same' [patent_app_type] => new [patent_app_number] => 10/177073 [patent_app_country] => US [patent_app_date] => 2002-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8267 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0088/20030088022.pdf [firstpage_image] =>[orig_patent_app_number] => 10177073 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/177073
Polypropylene compositions methods of making the same Jun 19, 2002 Issued
Array ( [id] => 1292260 [patent_doc_number] => 06630547 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-07 [patent_title] => 'Use of silanes to control molecular weight in olefin polymerizations' [patent_app_type] => B1 [patent_app_number] => 10/166934 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2816 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/630/06630547.pdf [firstpage_image] =>[orig_patent_app_number] => 10166934 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/166934
Use of silanes to control molecular weight in olefin polymerizations Jun 10, 2002 Issued
Array ( [id] => 7601683 [patent_doc_number] => 07385019 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-10 [patent_title] => 'Polymer solutions with shear reversible properties' [patent_app_type] => utility [patent_app_number] => 10/481148 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5184 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/385/07385019.pdf [firstpage_image] =>[orig_patent_app_number] => 10481148 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/481148
Polymer solutions with shear reversible properties Jun 10, 2002 Issued
Array ( [id] => 6689018 [patent_doc_number] => 20030032743 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-13 [patent_title] => 'Catalyst for addition polymerization and process for producing an addition polymer' [patent_app_type] => new [patent_app_number] => 10/166379 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 15312 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0032/20030032743.pdf [firstpage_image] =>[orig_patent_app_number] => 10166379 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/166379
Catalyst for addition polymerization and process for producing an addition polymer Jun 10, 2002 Issued
Array ( [id] => 1093435 [patent_doc_number] => 06825309 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-11-30 [patent_title] => 'Catalyst components for the polymerization of olefins' [patent_app_type] => B2 [patent_app_number] => 10/149306 [patent_app_country] => US [patent_app_date] => 2002-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6244 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/825/06825309.pdf [firstpage_image] =>[orig_patent_app_number] => 10149306 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/149306
Catalyst components for the polymerization of olefins Jun 9, 2002 Issued
Array ( [id] => 7361351 [patent_doc_number] => 20040014597 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-22 [patent_title] => 'Components and catalysts for the (co) polymerization of olefins' [patent_app_type] => new [patent_app_number] => 10/344616 [patent_app_country] => US [patent_app_date] => 2003-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4002 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0014/20040014597.pdf [firstpage_image] =>[orig_patent_app_number] => 10344616 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/344616
Components and catalysts for the (co)polymerization of olefins Jun 9, 2002 Issued
Array ( [id] => 6679030 [patent_doc_number] => 20030229171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-11 [patent_title] => 'Low-VOC aqueous coating compositions with excellent freeze-thaw stability' [patent_app_type] => new [patent_app_number] => 10/163953 [patent_app_country] => US [patent_app_date] => 2002-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5480 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0229/20030229171.pdf [firstpage_image] =>[orig_patent_app_number] => 10163953 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/163953
Low-VOC aqueous coating compositions with excellent freeze-thaw stability Jun 5, 2002 Issued
Array ( [id] => 6805543 [patent_doc_number] => 20030232937 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-18 [patent_title] => 'Process for the oligomerization of alpha-olefins having low unsaturation' [patent_app_type] => new [patent_app_number] => 10/163132 [patent_app_country] => US [patent_app_date] => 2002-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12223 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0232/20030232937.pdf [firstpage_image] =>[orig_patent_app_number] => 10163132 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/163132
Process for the oligomerization of -olefins having low unsaturation Jun 3, 2002 Issued
Array ( [id] => 1209493 [patent_doc_number] => 06713425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-30 [patent_title] => 'One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization' [patent_app_type] => B2 [patent_app_number] => 10/161534 [patent_app_country] => US [patent_app_date] => 2002-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 5390 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/713/06713425.pdf [firstpage_image] =>[orig_patent_app_number] => 10161534 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/161534
One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization Jun 2, 2002 Issued
Menu