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] => 1601717 [patent_doc_number] => 06476173 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-05 [patent_title] => 'Propylene homopolymers and methods of making the same' [patent_app_type] => B1 [patent_app_number] => 09/707650 [patent_app_country] => US [patent_app_date] => 2000-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8279 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/476/06476173.pdf [firstpage_image] =>[orig_patent_app_number] => 09707650 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/707650
Propylene homopolymers and methods of making the same Nov 6, 2000 Issued
Array ( [id] => 1419374 [patent_doc_number] => 06518384 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-02-11 [patent_title] => 'Preparation of highly branched, liquid polymers of ethylene and/or -olefins in the presence of aluminum-based catalyst systems' [patent_app_type] => B1 [patent_app_number] => 09/704340 [patent_app_country] => US [patent_app_date] => 2000-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3016 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/518/06518384.pdf [firstpage_image] =>[orig_patent_app_number] => 09704340 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/704340
Preparation of highly branched, liquid polymers of ethylene and/or -olefins in the presence of aluminum-based catalyst systems Oct 31, 2000 Issued
Array ( [id] => 1043727 [patent_doc_number] => 06867160 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-03-15 [patent_title] => 'High activity catalyst for high molecular weight polyolefins' [patent_app_type] => utility [patent_app_number] => 09/703545 [patent_app_country] => US [patent_app_date] => 2000-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4638 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/867/06867160.pdf [firstpage_image] =>[orig_patent_app_number] => 09703545 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/703545
High activity catalyst for high molecular weight polyolefins Oct 31, 2000 Issued
Array ( [id] => 1596936 [patent_doc_number] => 06492476 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-10 [patent_title] => 'Catalyst based on rare earth metal compounds' [patent_app_type] => B1 [patent_app_number] => 09/697567 [patent_app_country] => US [patent_app_date] => 2000-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1844 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/492/06492476.pdf [firstpage_image] =>[orig_patent_app_number] => 09697567 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/697567
Catalyst based on rare earth metal compounds Oct 25, 2000 Issued
Array ( [id] => 1028087 [patent_doc_number] => 06881804 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-04-19 [patent_title] => 'Porous, molecularly imprinted polymer and a process for the preparation thereof' [patent_app_type] => utility [patent_app_number] => 10/111816 [patent_app_country] => US [patent_app_date] => 2000-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6406 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/881/06881804.pdf [firstpage_image] =>[orig_patent_app_number] => 10111816 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/111816
Porous, molecularly imprinted polymer and a process for the preparation thereof Oct 25, 2000 Issued
Array ( [id] => 1282612 [patent_doc_number] => 06642339 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-04 [patent_title] => 'Low density copolymers of ethylene and alpha-olefins' [patent_app_type] => B1 [patent_app_number] => 09/695915 [patent_app_country] => US [patent_app_date] => 2000-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7312 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/642/06642339.pdf [firstpage_image] =>[orig_patent_app_number] => 09695915 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/695915
Low density copolymers of ethylene and alpha-olefins Oct 25, 2000 Issued
Array ( [id] => 1040218 [patent_doc_number] => 06869514 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-03-22 [patent_title] => 'Rapid assembly casting system for slab gels' [patent_app_type] => utility [patent_app_number] => 09/696537 [patent_app_country] => US [patent_app_date] => 2000-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2502 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/869/06869514.pdf [firstpage_image] =>[orig_patent_app_number] => 09696537 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/696537
Rapid assembly casting system for slab gels Oct 24, 2000 Issued
Array ( [id] => 1496003 [patent_doc_number] => 06403737 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Elastomeric copolymers of ethylene with -olefins and process for their preparation' [patent_app_type] => B1 [patent_app_number] => 09/694160 [patent_app_country] => US [patent_app_date] => 2000-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5085 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 432 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/403/06403737.pdf [firstpage_image] =>[orig_patent_app_number] => 09694160 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/694160
Elastomeric copolymers of ethylene with -olefins and process for their preparation Oct 23, 2000 Issued
09/530558 Poly(aryl vinylene)s Oct 22, 2000 Abandoned
Array ( [id] => 1059728 [patent_doc_number] => 06852818 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-08 [patent_title] => 'Molecularly imprinted polymers produced by template polymerization' [patent_app_type] => utility [patent_app_number] => 10/110235 [patent_app_country] => US [patent_app_date] => 2000-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 4662 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/852/06852818.pdf [firstpage_image] =>[orig_patent_app_number] => 10110235 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/110235
Molecularly imprinted polymers produced by template polymerization Oct 22, 2000 Issued
Array ( [id] => 7609734 [patent_doc_number] => 06998455 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-02-14 [patent_title] => 'Laminate and process for producing the same' [patent_app_type] => utility [patent_app_number] => 10/110316 [patent_app_country] => US [patent_app_date] => 2000-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6765 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/998/06998455.pdf [firstpage_image] =>[orig_patent_app_number] => 10110316 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/110316
Laminate and process for producing the same Oct 19, 2000 Issued
Array ( [id] => 1421980 [patent_doc_number] => 06506867 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-14 [patent_title] => 'Elastic substantially linear ethylene polymers' [patent_app_type] => B1 [patent_app_number] => 09/691014 [patent_app_country] => US [patent_app_date] => 2000-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 19758 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/506/06506867.pdf [firstpage_image] =>[orig_patent_app_number] => 09691014 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/691014
Elastic substantially linear ethylene polymers Oct 17, 2000 Issued
09/685173 CATALYST COMPOSITION AND PROCESS FOR OLEFIN POLYMERIZATION AND COPOLYMERIZATION USING SUPPORTED METALLOCENE CATALYST SYSTEMS Oct 9, 2000 Abandoned
Array ( [id] => 1601711 [patent_doc_number] => 06476171 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-05 [patent_title] => 'Easy processing linear low density polyethylene' [patent_app_type] => B1 [patent_app_number] => 09/677756 [patent_app_country] => US [patent_app_date] => 2000-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5399 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/476/06476171.pdf [firstpage_image] =>[orig_patent_app_number] => 09677756 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/677756
Easy processing linear low density polyethylene Oct 2, 2000 Issued
Array ( [id] => 1421885 [patent_doc_number] => 06506860 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-14 [patent_title] => 'Regio-regular copolymer and methods of forming same' [patent_app_type] => B1 [patent_app_number] => 09/671163 [patent_app_country] => US [patent_app_date] => 2000-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7387 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/506/06506860.pdf [firstpage_image] =>[orig_patent_app_number] => 09671163 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/671163
Regio-regular copolymer and methods of forming same Sep 27, 2000 Issued
Array ( [id] => 1535488 [patent_doc_number] => 06489427 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-03 [patent_title] => 'Polymer compositions' [patent_app_type] => B1 [patent_app_number] => 09/668350 [patent_app_country] => US [patent_app_date] => 2000-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3266 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/489/06489427.pdf [firstpage_image] =>[orig_patent_app_number] => 09668350 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/668350
Polymer compositions Sep 24, 2000 Issued
Array ( [id] => 1440529 [patent_doc_number] => 06495639 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-17 [patent_title] => 'Solid catalyst component for olefin polymerization, catalyst for olefin polymerization, and method for producing olefin polymers' [patent_app_type] => B1 [patent_app_number] => 09/665051 [patent_app_country] => US [patent_app_date] => 2000-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5842 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/495/06495639.pdf [firstpage_image] =>[orig_patent_app_number] => 09665051 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/665051
Solid catalyst component for olefin polymerization, catalyst for olefin polymerization, and method for producing olefin polymers Sep 18, 2000 Issued
Array ( [id] => 1402357 [patent_doc_number] => 06538053 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-03-25 [patent_title] => 'Watertight roofing panels of a bituminous composition' [patent_app_type] => B1 [patent_app_number] => 09/664217 [patent_app_country] => US [patent_app_date] => 2000-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2263 [patent_no_of_claims] => 10 [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/06/538/06538053.pdf [firstpage_image] =>[orig_patent_app_number] => 09664217 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/664217
Watertight roofing panels of a bituminous composition Sep 17, 2000 Issued
Array ( [id] => 1261584 [patent_doc_number] => 06664208 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-16 [patent_title] => 'Modified aluminum oxy compound, polymerization catalyst and process for producing olefin polymer and alkenyl aromatic hydrocarbon polymer' [patent_app_type] => B1 [patent_app_number] => 09/661626 [patent_app_country] => US [patent_app_date] => 2000-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 26942 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/664/06664208.pdf [firstpage_image] =>[orig_patent_app_number] => 09661626 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/661626
Modified aluminum oxy compound, polymerization catalyst and process for producing olefin polymer and alkenyl aromatic hydrocarbon polymer Sep 12, 2000 Issued
Array ( [id] => 1391324 [patent_doc_number] => 06544921 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-08 [patent_title] => 'Solid catalyst component and catalyst for olefin polymerization, process for producing olefin polymer and process for producing solid catalyst component for olefin polymerization' [patent_app_type] => B1 [patent_app_number] => 09/661296 [patent_app_country] => US [patent_app_date] => 2000-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6008 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/544/06544921.pdf [firstpage_image] =>[orig_patent_app_number] => 09661296 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/661296
Solid catalyst component and catalyst for olefin polymerization, process for producing olefin polymer and process for producing solid catalyst component for olefin polymerization Sep 12, 2000 Issued
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