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] => 19692936 [patent_doc_number] => 20250011481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => CONTROLLING LONG-CHAIN BRANCH CONTENT WITH DUAL ACTIVATOR-SUPPORTS [patent_app_type] => utility [patent_app_number] => 18/882898 [patent_app_country] => US [patent_app_date] => 2024-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11890 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18882898 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/882898
Controlling long-chain branch content with dual activator-supports Sep 11, 2024 Issued
Array ( [id] => 19367609 [patent_doc_number] => 12059672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Modified supported chromium catalysts and ethylene-based polymers produced therefrom [patent_app_type] => utility [patent_app_number] => 18/395824 [patent_app_country] => US [patent_app_date] => 2023-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 19769 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18395824 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/395824
Modified supported chromium catalysts and ethylene-based polymers produced therefrom Dec 25, 2023 Issued
Array ( [id] => 19564802 [patent_doc_number] => 12139564 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Process for producing polyethylene [patent_app_type] => utility [patent_app_number] => 18/389430 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8611 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389430
Process for producing polyethylene Nov 13, 2023 Issued
Array ( [id] => 18971981 [patent_doc_number] => 20240052073 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => DUAL METALLOCENE POLYETHYLENE WITH IMPROVED PROCESSABILITY FOR LIGHTWEIGHT BLOW MOLDED PRODUCTS [patent_app_type] => utility [patent_app_number] => 18/487175 [patent_app_country] => US [patent_app_date] => 2023-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19433 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18487175 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487175
Dual metallocene polyethylene with improved processability for lightweight blow molded products Oct 15, 2023 Issued
Array ( [id] => 19594271 [patent_doc_number] => 12152101 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Process for preparing catalysts and catalyst compositions [patent_app_type] => utility [patent_app_number] => 18/484553 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 64724 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484553 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/484553
Process for preparing catalysts and catalyst compositions Oct 10, 2023 Issued
Array ( [id] => 19840204 [patent_doc_number] => 12252574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Bis-phenyl-phenoxy polyolefin procatalysts having two anthracenyl ligands [patent_app_type] => utility [patent_app_number] => 18/472617 [patent_app_country] => US [patent_app_date] => 2023-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17168 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18472617 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/472617
Bis-phenyl-phenoxy polyolefin procatalysts having two anthracenyl ligands Oct 9, 2023 Issued
Array ( [id] => 19731185 [patent_doc_number] => 12209176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Ethylene-cyclic mono olefin copolymerizations [patent_app_type] => utility [patent_app_number] => 18/483198 [patent_app_country] => US [patent_app_date] => 2023-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6649 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18483198 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/483198
Ethylene-cyclic mono olefin copolymerizations Oct 8, 2023 Issued
Array ( [id] => 18868190 [patent_doc_number] => 20230422627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => PIEZOELECTRIC BODY FILM, PIEZOELECTRIC BODY FILM PRODUCTION METHOD, AND PIEZOELECTRIC BODY DEVICE [patent_app_type] => utility [patent_app_number] => 18/464745 [patent_app_country] => US [patent_app_date] => 2023-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6117 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18464745 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/464745
Piezoelectric body film, piezoelectric body film production method, and piezoelectric body device Sep 10, 2023 Issued
Array ( [id] => 19311618 [patent_doc_number] => 12037421 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Processes for preparing metallocene-based catalyst systems with an alcohol compound [patent_app_type] => utility [patent_app_number] => 18/357209 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13567 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18357209 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/357209
Processes for preparing metallocene-based catalyst systems with an alcohol compound Jul 23, 2023 Issued
Array ( [id] => 18769825 [patent_doc_number] => 20230364595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => Modified Supported Chromium Catalysts and Ethylene-Based Polymers Produced Therefrom [patent_app_type] => utility [patent_app_number] => 18/353149 [patent_app_country] => US [patent_app_date] => 2023-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19696 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18353149 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/353149
Modified supported chromium catalysts and ethylene-based polymers produced therefrom Jul 16, 2023 Issued
Array ( [id] => 18844575 [patent_doc_number] => 20230406979 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => ELECTRO-RESPONSIVE HYDROGEL FOR RESERVOIR AND DOWNHOLE APPLICATION [patent_app_type] => utility [patent_app_number] => 18/340586 [patent_app_country] => US [patent_app_date] => 2023-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5950 [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] => 18340586 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/340586
Electro-responsive hydrogel for reservoir and downhole application Jun 22, 2023 Issued
Array ( [id] => 18612427 [patent_doc_number] => 20230279159 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => CATALYST AND PREPARATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/196110 [patent_app_country] => US [patent_app_date] => 2023-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8343 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18196110 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/196110
Catalyst and preparation thereof May 10, 2023 Issued
Array ( [id] => 19027344 [patent_doc_number] => 11926691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Method for making and using a supported zinc aluminum layered double hydroxide catalyst [patent_app_type] => utility [patent_app_number] => 18/312849 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7432 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312849 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312849
Method for making and using a supported zinc aluminum layered double hydroxide catalyst May 4, 2023 Issued
Array ( [id] => 19624164 [patent_doc_number] => 12162968 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Catalyst systems and processes for poly alpha-olefin having high vinylidene content [patent_app_type] => utility [patent_app_number] => 18/311971 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 43595 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18311971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311971
Catalyst systems and processes for poly alpha-olefin having high vinylidene content May 3, 2023 Issued
Array ( [id] => 18597402 [patent_doc_number] => 20230272197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => BIMODAL POLYETHYLENE COPOLYMERS [patent_app_type] => utility [patent_app_number] => 18/303656 [patent_app_country] => US [patent_app_date] => 2023-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18303656 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/303656
Bimodal polyethylene copolymers Apr 19, 2023 Issued
Array ( [id] => 18764075 [patent_doc_number] => 11814461 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Process for preparing catalysts and catalyst compositions [patent_app_type] => utility [patent_app_number] => 18/184376 [patent_app_country] => US [patent_app_date] => 2023-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 64706 [patent_no_of_claims] => 63 [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] =>[firstpage_image] =>[orig_patent_app_number] => 18184376 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/184376
Process for preparing catalysts and catalyst compositions Mar 14, 2023 Issued
Array ( [id] => 19134803 [patent_doc_number] => 11969718 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Modified supported chromium catalysts and ethylene-based polymers produced therefrom [patent_app_type] => utility [patent_app_number] => 18/167129 [patent_app_country] => US [patent_app_date] => 2023-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 19744 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18167129 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/167129
Modified supported chromium catalysts and ethylene-based polymers produced therefrom Feb 9, 2023 Issued
Array ( [id] => 19210766 [patent_doc_number] => 11999814 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization [patent_app_type] => utility [patent_app_number] => 18/065003 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 20616 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18065003 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/065003
Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization Dec 12, 2022 Issued
Array ( [id] => 18887767 [patent_doc_number] => 11866529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Dual metallocene polyethylene with improved processability for lightweight blow molded products [patent_app_type] => utility [patent_app_number] => 18/062091 [patent_app_country] => US [patent_app_date] => 2022-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 19467 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18062091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/062091
Dual metallocene polyethylene with improved processability for lightweight blow molded products Dec 5, 2022 Issued
Array ( [id] => 18391454 [patent_doc_number] => 20230159672 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => Process And Catalyst Composition For Producing Linear Alpha Olefins In High Yield By Ethylene Oligomerization [patent_app_type] => utility [patent_app_number] => 18/058377 [patent_app_country] => US [patent_app_date] => 2022-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4215 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058377 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058377
Process and catalyst composition for producing linear alpha olefins in high yield by ethylene oligomerization Nov 22, 2022 Issued
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