Search

C. Caixia Lu

Examiner (ID: 18278)

Most Active Art Unit
1765
Art Unit(s)
1713, 1765, 1796, 1763, 1712
Total Applications
2103
Issued Applications
1681
Pending Applications
45
Abandoned Applications
379

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18478268 [patent_doc_number] => 11691998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => 1,2-phenylene bridged 1-indenyl-2-indenyl metallocene complexes for olefin polymerisation [patent_app_type] => utility [patent_app_number] => 17/985254 [patent_app_country] => US [patent_app_date] => 2022-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10280 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17985254 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/985254
1,2-phenylene bridged 1-indenyl-2-indenyl metallocene complexes for olefin polymerisation Nov 10, 2022 Issued
Array ( [id] => 19397154 [patent_doc_number] => 12071502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Method of making an ethylene-propylene copolymer [patent_app_type] => utility [patent_app_number] => 17/970011 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9908 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970011
Method of making an ethylene-propylene copolymer Oct 19, 2022 Issued
Array ( [id] => 19397154 [patent_doc_number] => 12071502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => Method of making an ethylene-propylene copolymer [patent_app_type] => utility [patent_app_number] => 17/970011 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9908 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17970011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/970011
Method of making an ethylene-propylene copolymer Oct 19, 2022 Issued
Array ( [id] => 18793982 [patent_doc_number] => 11827734 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-28 [patent_title] => Method of making a polyolefin [patent_app_type] => utility [patent_app_number] => 17/941600 [patent_app_country] => US [patent_app_date] => 2022-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 8103 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17941600 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/941600
Method of making a polyolefin Sep 8, 2022 Issued
Array ( [id] => 18955249 [patent_doc_number] => 20240043576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Carbonate Compounds as Activity Limiting Agents in Ziegler-Natta Catalyst Compositions for Olefin Polymerization [patent_app_type] => utility [patent_app_number] => 17/882774 [patent_app_country] => US [patent_app_date] => 2022-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4249 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17882774 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/882774
Carbonate Compounds as Activity Limiting Agents in Ziegler-Natta Catalyst Compositions for Olefin Polymerization Aug 7, 2022 Abandoned
Array ( [id] => 18604714 [patent_doc_number] => 11746164 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-05 [patent_title] => Method of making a polyolefin nanocomposite [patent_app_type] => utility [patent_app_number] => 17/877468 [patent_app_country] => US [patent_app_date] => 2022-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7413 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17877468 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/877468
Method of making a polyolefin nanocomposite Jul 28, 2022 Issued
Array ( [id] => 19491663 [patent_doc_number] => 12110359 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Continuous process for metallocene preliminary polymerization for gas-phase polymerization process [patent_app_type] => utility [patent_app_number] => 17/866410 [patent_app_country] => US [patent_app_date] => 2022-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 9925 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17866410 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/866410
Continuous process for metallocene preliminary polymerization for gas-phase polymerization process Jul 14, 2022 Issued
Array ( [id] => 18620460 [patent_doc_number] => 11753488 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-12 [patent_title] => Processes for preparing metallocene-based catalyst systems with an alcohol compound [patent_app_type] => utility [patent_app_number] => 17/848478 [patent_app_country] => US [patent_app_date] => 2022-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13533 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17848478 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/848478
Processes for preparing metallocene-based catalyst systems with an alcohol compound Jun 23, 2022 Issued
Array ( [id] => 19105848 [patent_doc_number] => 11958929 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-16 [patent_title] => Organometallic complex, catalyst composition employing the same, and method for preparing polyolefin [patent_app_type] => utility [patent_app_number] => 17/849408 [patent_app_country] => US [patent_app_date] => 2022-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7244 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17849408 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/849408
Organometallic complex, catalyst composition employing the same, and method for preparing polyolefin Jun 23, 2022 Issued
Array ( [id] => 17929884 [patent_doc_number] => 20220325009 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => NEW CATALYST SYSTEM FOR PRODUCING POLYETHYLENE COPOLYMERS IN A HIGH TEMPERATURE SOLUTION POLYMERIZATION PROCESS [patent_app_type] => utility [patent_app_number] => 17/847363 [patent_app_country] => US [patent_app_date] => 2022-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8881 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17847363 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/847363
Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process Jun 22, 2022 Issued
Array ( [id] => 19373214 [patent_doc_number] => 12064754 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Titanium catalyst and synthesizing polyester resins [patent_app_type] => utility [patent_app_number] => 17/741029 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5889 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17741029 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/741029
Titanium catalyst and synthesizing polyester resins May 9, 2022 Issued
Array ( [id] => 18824604 [patent_doc_number] => 11839870 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Modified supported chromium catalysts and ethylene-based polymers produced therefrom [patent_app_type] => utility [patent_app_number] => 17/737150 [patent_app_country] => US [patent_app_date] => 2022-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 19718 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737150
Modified supported chromium catalysts and ethylene-based polymers produced therefrom May 4, 2022 Issued
Array ( [id] => 18020679 [patent_doc_number] => 20220372178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => Polyolefins Prepared with Binuclear Metallocene Catalysts [patent_app_type] => utility [patent_app_number] => 17/728200 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12057 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17728200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/728200
Polyolefins prepared with binuclear metallocene catalysts Apr 24, 2022 Issued
Array ( [id] => 17776627 [patent_doc_number] => 20220242976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => PROCESS FOR PREPARING CATALYSTS AND CATALYST COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/659790 [patent_app_country] => US [patent_app_date] => 2022-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 64700 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17659790 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/659790
Process for preparing catalysts and catalyst compositions Apr 18, 2022 Issued
Array ( [id] => 17761543 [patent_doc_number] => 20220235155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => HAFNOCENE-TITANOCENE CATALYST SYSTEM [patent_app_type] => utility [patent_app_number] => 17/721082 [patent_app_country] => US [patent_app_date] => 2022-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12560 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17721082 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/721082
HAFNOCENE-TITANOCENE CATALYST SYSTEM Apr 13, 2022 Abandoned
Array ( [id] => 19368308 [patent_doc_number] => 12060378 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Solid catalyst component for olefin polymerization, method for producing solid catalyst component for olefin polymerization, method for producing catalyst for olefin polymerization and method for producing polymer of olefin [patent_app_type] => utility [patent_app_number] => 17/715343 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12848 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17715343 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/715343
Solid catalyst component for olefin polymerization, method for producing solid catalyst component for olefin polymerization, method for producing catalyst for olefin polymerization and method for producing polymer of olefin Apr 6, 2022 Issued
Array ( [id] => 17928820 [patent_doc_number] => 20220323945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => INHIBITORS OF HYDROSILYLATION CATALYSTS [patent_app_type] => utility [patent_app_number] => 17/714624 [patent_app_country] => US [patent_app_date] => 2022-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17714624 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/714624
Inhibitors of hydrosilylation catalysts Apr 5, 2022 Issued
Array ( [id] => 17913282 [patent_doc_number] => 20220315677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => Metallocene Catalyzed Propylene Oligomerisation Without Separation of Alkane and Olefin [patent_app_type] => utility [patent_app_number] => 17/709579 [patent_app_country] => US [patent_app_date] => 2022-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1640 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17709579 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/709579
Metallocene Catalyzed Propylene Oligomerisation Without Separation of Alkane and Olefin Mar 30, 2022 Abandoned
Array ( [id] => 17913284 [patent_doc_number] => 20220315679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => POLYOLEFIN RESIN AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/706016 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17706016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/706016
Polyolefin resin and preparation method thereof Mar 27, 2022 Issued
Array ( [id] => 17929882 [patent_doc_number] => 20220325007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => PROCESS FOR PRODUCING POLYETHYLENE [patent_app_type] => utility [patent_app_number] => 17/702957 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8580 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17702957 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/702957
Process for producing polyethylene Mar 23, 2022 Issued
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