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] => 1180222 [patent_doc_number] => 06740617 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-25 [patent_title] => 'One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization' [patent_app_type] => B2 [patent_app_number] => 10/161537 [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] => 5304 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/740/06740617.pdf [firstpage_image] =>[orig_patent_app_number] => 10161537 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/161537
One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization Jun 2, 2002 Issued
Array ( [id] => 6788257 [patent_doc_number] => 20030139496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-24 [patent_title] => 'Curable resin composition' [patent_app_type] => new [patent_app_number] => 10/156788 [patent_app_country] => US [patent_app_date] => 2002-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7833 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0139/20030139496.pdf [firstpage_image] =>[orig_patent_app_number] => 10156788 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/156788
Curable resin composition May 29, 2002 Abandoned
Array ( [id] => 6702344 [patent_doc_number] => 20030225224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-04 [patent_title] => 'Polymerization' [patent_app_type] => new [patent_app_number] => 10/156686 [patent_app_country] => US [patent_app_date] => 2002-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26248 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0225/20030225224.pdf [firstpage_image] =>[orig_patent_app_number] => 10156686 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/156686
Polymerization May 27, 2002 Abandoned
Array ( [id] => 6822270 [patent_doc_number] => 20030220431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-11-27 [patent_title] => ' Anti-reflective coatings and dual damascene fill compositions comprising styrene-allyl alcohol copolymers' [patent_app_type] => new [patent_app_number] => 10/154338 [patent_app_country] => US [patent_app_date] => 2002-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4742 [patent_no_of_claims] => 57 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0220/20030220431.pdf [firstpage_image] =>[orig_patent_app_number] => 10154338 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/154338
Anti-reflective coatings and dual damascene fill compositions comprising styrene-allyl alcohol copolymers May 22, 2002 Issued
Array ( [id] => 7177186 [patent_doc_number] => 20050123778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-09 [patent_title] => 'Polyolefins made by catalyst comprising a noncoordinating anion and articles comprising them' [patent_app_type] => utility [patent_app_number] => 10/481521 [patent_app_country] => US [patent_app_date] => 2002-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 20251 [patent_no_of_claims] => 71 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0123/20050123778.pdf [firstpage_image] =>[orig_patent_app_number] => 10481521 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/481521
Polyolefins made by catalyst comprising a noncoordinating anion and articles comprising them May 15, 2002 Issued
Array ( [id] => 545699 [patent_doc_number] => 07163990 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-01-16 [patent_title] => 'Polymerization catalyst' [patent_app_type] => utility [patent_app_number] => 10/477734 [patent_app_country] => US [patent_app_date] => 2002-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9222 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/163/07163990.pdf [firstpage_image] =>[orig_patent_app_number] => 10477734 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/477734
Polymerization catalyst May 13, 2002 Issued
Array ( [id] => 7612670 [patent_doc_number] => 06903165 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-06-07 [patent_title] => 'Process for producing epoxidized diene polymer' [patent_app_type] => utility [patent_app_number] => 10/468659 [patent_app_country] => US [patent_app_date] => 2002-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11809 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/903/06903165.pdf [firstpage_image] =>[orig_patent_app_number] => 10468659 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/468659
Process for producing epoxidized diene polymer May 12, 2002 Issued
Array ( [id] => 7676976 [patent_doc_number] => 20040152850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-08-05 [patent_title] => 'Method for the production of olefin polymers and selected catalysts' [patent_app_type] => new [patent_app_number] => 10/476959 [patent_app_country] => US [patent_app_date] => 2003-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4504 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20040152850.pdf [firstpage_image] =>[orig_patent_app_number] => 10476959 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/476959
Method for the production of olefin polymers and selected catalysts May 6, 2002 Issued
Array ( [id] => 6048859 [patent_doc_number] => 20020169260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-14 [patent_title] => 'Process for the preparation of ligands for metallocene catalysts' [patent_app_type] => new [patent_app_number] => 10/140469 [patent_app_country] => US [patent_app_date] => 2002-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10975 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 19 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0169/20020169260.pdf [firstpage_image] =>[orig_patent_app_number] => 10140469 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/140469
Process for the preparation of ligands for metallocene catalysts May 5, 2002 Abandoned
Array ( [id] => 951430 [patent_doc_number] => 06960635 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-11-01 [patent_title] => 'Isotactic propylene copolymers, their preparation and use' [patent_app_type] => utility [patent_app_number] => 10/139786 [patent_app_country] => US [patent_app_date] => 2002-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 39 [patent_no_of_words] => 45307 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/960/06960635.pdf [firstpage_image] =>[orig_patent_app_number] => 10139786 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/139786
Isotactic propylene copolymers, their preparation and use May 4, 2002 Issued
Array ( [id] => 6452467 [patent_doc_number] => 20020177679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-28 [patent_title] => 'Electroactive fluorene polymers having perfluoroalkyl groups, process for preparing such polymers and devices made with such polymers' [patent_app_type] => new [patent_app_number] => 10/139002 [patent_app_country] => US [patent_app_date] => 2002-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6852 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0177/20020177679.pdf [firstpage_image] =>[orig_patent_app_number] => 10139002 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/139002
Electroactive fluorene polymers having perfluoroalkyl groups, process for preparing such polymers and devices made with such polymers May 2, 2002 Issued
Array ( [id] => 733353 [patent_doc_number] => 07038000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-05-02 [patent_title] => 'Process for preparing propylene copolymers' [patent_app_type] => utility [patent_app_number] => 10/476626 [patent_app_country] => US [patent_app_date] => 2002-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4724 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/038/07038000.pdf [firstpage_image] =>[orig_patent_app_number] => 10476626 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/476626
Process for preparing propylene copolymers May 2, 2002 Issued
Array ( [id] => 6716586 [patent_doc_number] => 20030027934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-06 [patent_title] => 'Electroactive fluorene copolymers and devices made with such polymers' [patent_app_type] => new [patent_app_number] => 10/137898 [patent_app_country] => US [patent_app_date] => 2002-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6635 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 566 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0027/20030027934.pdf [firstpage_image] =>[orig_patent_app_number] => 10137898 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/137898
Electroactive fluorene copolymers and devices made with such polymers May 1, 2002 Issued
Array ( [id] => 1282563 [patent_doc_number] => 06642332 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-04 [patent_title] => 'Organic semiconductors based on statistical copolymers' [patent_app_type] => B1 [patent_app_number] => 09/959670 [patent_app_country] => US [patent_app_date] => 2002-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 7006 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/642/06642332.pdf [firstpage_image] =>[orig_patent_app_number] => 09959670 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/959670
Organic semiconductors based on statistical copolymers Apr 29, 2002 Issued
Array ( [id] => 1275229 [patent_doc_number] => 06649713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-18 [patent_title] => 'Process for preparation of polyolefin/inorganic component nanocomposite by in-situ polymerization' [patent_app_type] => B2 [patent_app_number] => 10/128948 [patent_app_country] => US [patent_app_date] => 2002-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3774 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 414 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/649/06649713.pdf [firstpage_image] =>[orig_patent_app_number] => 10128948 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/128948
Process for preparation of polyolefin/inorganic component nanocomposite by in-situ polymerization Apr 23, 2002 Issued
Array ( [id] => 785475 [patent_doc_number] => 06989425 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-24 [patent_title] => 'Process for cross-linking a polymer' [patent_app_type] => utility [patent_app_number] => 10/476665 [patent_app_country] => US [patent_app_date] => 2002-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3835 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/989/06989425.pdf [firstpage_image] =>[orig_patent_app_number] => 10476665 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/476665
Process for cross-linking a polymer Apr 23, 2002 Issued
Array ( [id] => 6652439 [patent_doc_number] => 20030105201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-05 [patent_title] => 'Pigment compositions with modified block copolymer dispersants' [patent_app_type] => new [patent_app_number] => 10/128836 [patent_app_country] => US [patent_app_date] => 2002-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17176 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0105/20030105201.pdf [firstpage_image] =>[orig_patent_app_number] => 10128836 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/128836
Pigment compositions with modified block copolymer dispersants Apr 22, 2002 Issued
Array ( [id] => 788217 [patent_doc_number] => 06987149 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-17 [patent_title] => 'Isostatic polypropylene crosslinking in the presence of peroxide' [patent_app_type] => utility [patent_app_number] => 10/473351 [patent_app_country] => US [patent_app_date] => 2002-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 768 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/987/06987149.pdf [firstpage_image] =>[orig_patent_app_number] => 10473351 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/473351
Isostatic polypropylene crosslinking in the presence of peroxide Apr 21, 2002 Issued
Array ( [id] => 1292243 [patent_doc_number] => 06630544 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-07 [patent_title] => 'Propylene polymerization process with enhanced catalyst activity' [patent_app_type] => B1 [patent_app_number] => 10/125757 [patent_app_country] => US [patent_app_date] => 2002-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3318 [patent_no_of_claims] => 18 [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/06/630/06630544.pdf [firstpage_image] =>[orig_patent_app_number] => 10125757 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/125757
Propylene polymerization process with enhanced catalyst activity Apr 17, 2002 Issued
Array ( [id] => 6555083 [patent_doc_number] => 20020111443 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-15 [patent_title] => 'Solution feed of multiple catalysts' [patent_app_type] => new [patent_app_number] => 10/122778 [patent_app_country] => US [patent_app_date] => 2002-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 17088 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0111/20020111443.pdf [firstpage_image] =>[orig_patent_app_number] => 10122778 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/122778
Solution feed of multiple catalysts Apr 14, 2002 Issued
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