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] => 1005557 [patent_doc_number] => 06906154 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-06-14 [patent_title] => 'Catalyst for the polymerization of olefins' [patent_app_type] => utility [patent_app_number] => 10/181170 [patent_app_country] => US [patent_app_date] => 2001-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6639 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/906/06906154.pdf [firstpage_image] =>[orig_patent_app_number] => 10181170 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/181170
Catalyst for the polymerization of olefins Nov 11, 2001 Issued
Array ( [id] => 953964 [patent_doc_number] => 06958378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-10-25 [patent_title] => 'Method for producing homo-and co-polymers of ethylene' [patent_app_type] => utility [patent_app_number] => 10/416382 [patent_app_country] => US [patent_app_date] => 2001-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4392 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/958/06958378.pdf [firstpage_image] =>[orig_patent_app_number] => 10416382 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/416382
Method for producing homo-and co-polymers of ethylene Nov 8, 2001 Issued
Array ( [id] => 7281498 [patent_doc_number] => 20040063875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-01 [patent_title] => 'Method for producing homo-and co-polymers of ethylene' [patent_app_type] => new [patent_app_number] => 10/416359 [patent_app_country] => US [patent_app_date] => 2003-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4431 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0063/20040063875.pdf [firstpage_image] =>[orig_patent_app_number] => 10416359 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/416359
Method for producing homo- and co-polymers of ethylene Nov 8, 2001 Issued
09/980975 Substrates for optical storage media Nov 7, 2001 Abandoned
Array ( [id] => 6555099 [patent_doc_number] => 20020111444 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-15 [patent_title] => 'Alpha olefin polymer products and catalyst systems' [patent_app_type] => new [patent_app_number] => 10/045462 [patent_app_country] => US [patent_app_date] => 2001-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4992 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0111/20020111444.pdf [firstpage_image] =>[orig_patent_app_number] => 10045462 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/045462
Alpha olefin polymer products and catalyst systems Nov 6, 2001 Issued
Array ( [id] => 6674107 [patent_doc_number] => 20030059710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-27 [patent_title] => 'Monomer having electron-withdrawing group and process for preparing the same' [patent_app_type] => new [patent_app_number] => 10/181830 [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] => 27219 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 25 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0059/20030059710.pdf [firstpage_image] =>[orig_patent_app_number] => 10181830 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/181830
Monomer having electron-withdrawing group and process for preparing the same Oct 30, 2001 Issued
Array ( [id] => 6624124 [patent_doc_number] => 20020065379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-30 [patent_title] => 'Catalyst for the production of olefin polymers' [patent_app_type] => new [patent_app_number] => 10/001381 [patent_app_country] => US [patent_app_date] => 2001-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9287 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0065/20020065379.pdf [firstpage_image] =>[orig_patent_app_number] => 10001381 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/001381
Catalyst for the production of olefin polymers Oct 23, 2001 Issued
Array ( [id] => 7281194 [patent_doc_number] => 20040063571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-01 [patent_title] => 'Prepolymerization method of alpha-olefin' [patent_app_type] => new [patent_app_number] => 10/416399 [patent_app_country] => US [patent_app_date] => 2003-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2025 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0063/20040063571.pdf [firstpage_image] =>[orig_patent_app_number] => 10416399 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/416399
Prepolymerization method of α-olefin Oct 17, 2001 Issued
Array ( [id] => 6409521 [patent_doc_number] => 20020037988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-28 [patent_title] => 'Functionalized ethylene/vinyl or vinylidene aromatic interpolymers' [patent_app_type] => new [patent_app_number] => 09/974102 [patent_app_country] => US [patent_app_date] => 2001-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21224 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0037/20020037988.pdf [firstpage_image] =>[orig_patent_app_number] => 09974102 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/974102
Functionalized ethylene/vinyl or vinylidene aromatic interpolymers Oct 9, 2001 Abandoned
Array ( [id] => 6818414 [patent_doc_number] => 20030069372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-10 [patent_title] => 'Olefin polymerization catalyst and process for preparing polyolefins with said catalyst' [patent_app_type] => new [patent_app_number] => 09/973396 [patent_app_country] => US [patent_app_date] => 2001-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8914 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0069/20030069372.pdf [firstpage_image] =>[orig_patent_app_number] => 09973396 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/973396
Olefin polymerization catalyst and process for preparing polyolefins with said catalyst Oct 8, 2001 Abandoned
Array ( [id] => 6075850 [patent_doc_number] => 20020079490 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-27 [patent_title] => 'Structure, method of manufacturing the structure, and DNA separation device using the structure' [patent_app_type] => new [patent_app_number] => 09/969792 [patent_app_country] => US [patent_app_date] => 2001-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5067 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0079/20020079490.pdf [firstpage_image] =>[orig_patent_app_number] => 09969792 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/969792
Structure, method of manufacturing the structure, and DNA separation device using the structure Oct 3, 2001 Abandoned
Array ( [id] => 1206258 [patent_doc_number] => 06716939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-06 [patent_title] => 'Components and catalysts for the polymerization of olefins' [patent_app_type] => B2 [patent_app_number] => 09/937884 [patent_app_country] => US [patent_app_date] => 2001-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3760 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/716/06716939.pdf [firstpage_image] =>[orig_patent_app_number] => 09937884 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/937884
Components and catalysts for the polymerization of olefins Sep 30, 2001 Issued
Array ( [id] => 6774775 [patent_doc_number] => 20030018113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Method of testing rubber composition for kneaded state and process for producing rubber composition' [patent_app_type] => new [patent_app_number] => 09/937599 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 15034 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20030018113.pdf [firstpage_image] =>[orig_patent_app_number] => 09937599 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/937599
Method of testing rubber composition for kneaded state and process for producing rubber composition Sep 27, 2001 Abandoned
Array ( [id] => 6000825 [patent_doc_number] => 20020028898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-07 [patent_title] => 'Crystalline polypropylene and its moldings and films' [patent_app_type] => new [patent_app_number] => 09/963591 [patent_app_country] => US [patent_app_date] => 2001-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10297 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0028/20020028898.pdf [firstpage_image] =>[orig_patent_app_number] => 09963591 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/963591
Crystalline polypropylene and its moldings and films Sep 26, 2001 Issued
Array ( [id] => 1142896 [patent_doc_number] => 06777517 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-08-17 [patent_title] => 'Copolymers based on unsaturated mono-or dicarboxylic acid derivatives and oxyalkylene glycol alkenyl ethers, method for the production and use thereof' [patent_app_type] => B1 [patent_app_number] => 09/937810 [patent_app_country] => US [patent_app_date] => 2001-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6402 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 358 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/777/06777517.pdf [firstpage_image] =>[orig_patent_app_number] => 09937810 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/937810
Copolymers based on unsaturated mono-or dicarboxylic acid derivatives and oxyalkylene glycol alkenyl ethers, method for the production and use thereof Sep 26, 2001 Issued
Array ( [id] => 6671492 [patent_doc_number] => 20030057095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-27 [patent_title] => 'Electrophoresis separator' [patent_app_type] => new [patent_app_number] => 09/963564 [patent_app_country] => US [patent_app_date] => 2001-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 3179 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0057/20030057095.pdf [firstpage_image] =>[orig_patent_app_number] => 09963564 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/963564
Electrophoresis separator Sep 26, 2001 Issued
Array ( [id] => 1021620 [patent_doc_number] => 06887818 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-05-03 [patent_title] => 'Supported titanium catalyst system' [patent_app_type] => utility [patent_app_number] => 10/381478 [patent_app_country] => US [patent_app_date] => 2001-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5828 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/887/06887818.pdf [firstpage_image] =>[orig_patent_app_number] => 10381478 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/381478
Supported titanium catalyst system Sep 26, 2001 Issued
Array ( [id] => 6600317 [patent_doc_number] => 20020042489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-11 [patent_title] => 'Silylene catalysis of olefin polymerization' [patent_app_type] => new [patent_app_number] => 09/965167 [patent_app_country] => US [patent_app_date] => 2001-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3460 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20020042489.pdf [firstpage_image] =>[orig_patent_app_number] => 09965167 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/965167
Silylene catalysis of olefin polymerization Sep 26, 2001 Issued
Array ( [id] => 1341976 [patent_doc_number] => 06590053 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-08 [patent_title] => 'Supercritical fluid pressure sensitive adhesive polymers and their preparation' [patent_app_type] => B2 [patent_app_number] => 09/964096 [patent_app_country] => US [patent_app_date] => 2001-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2625 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/590/06590053.pdf [firstpage_image] =>[orig_patent_app_number] => 09964096 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/964096
Supercritical fluid pressure sensitive adhesive polymers and their preparation Sep 25, 2001 Issued
Array ( [id] => 1282552 [patent_doc_number] => 06642330 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-04 [patent_title] => 'Supercritical fluid pressure sensitive adhesive polymers and their preparation' [patent_app_type] => B2 [patent_app_number] => 09/964091 [patent_app_country] => US [patent_app_date] => 2001-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2623 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/642/06642330.pdf [firstpage_image] =>[orig_patent_app_number] => 09964091 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/964091
Supercritical fluid pressure sensitive adhesive polymers and their preparation Sep 25, 2001 Issued
Menu