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] => 16452645 [patent_doc_number] => 20200362071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-19 [patent_title] => Single Reactor Production of Polymers in Gas or Slurry Phase [patent_app_type] => utility [patent_app_number] => 16/944774 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17229 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16944774 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/944774
Single Reactor Production of Polymers in Gas or Slurry Phase Jul 30, 2020 Abandoned
Array ( [id] => 19855609 [patent_doc_number] => 12258433 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-25 [patent_title] => Transition metal compound for a catalyst for olefin polymerization, catalyst for olefin polymerization comprising the same, and polyolefin prepared using the same [patent_app_type] => utility [patent_app_number] => 17/627826 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5529 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17627826 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/627826
Transition metal compound for a catalyst for olefin polymerization, catalyst for olefin polymerization comprising the same, and polyolefin prepared using the same Jul 16, 2020 Issued
Array ( [id] => 16581863 [patent_doc_number] => 20210016265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => Mixed Catalyst System [patent_app_type] => utility [patent_app_number] => 16/910015 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16019 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 361 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910015 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910015
Mixed Catalyst System Jun 22, 2020 Abandoned
Array ( [id] => 17982659 [patent_doc_number] => 20220348695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => POST-TREATMENT METHOD OF VINYL CHLORIDE-BASED POLYMER AND CLOSED POST-TREATMENT SYSTEM FOR THE SAME [patent_app_type] => utility [patent_app_number] => 17/264750 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17264750 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/264750
Post-treatment method of vinyl chloride-based polymer and closed post-treatment system for the same Jun 21, 2020 Issued
Array ( [id] => 16513001 [patent_doc_number] => 20200392259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => ORTHOMETALLATED CATALYST COMPONENTS FOR OLEFIN POLYMERIZATION AND COPOLYMERIZATION [patent_app_type] => utility [patent_app_number] => 16/900898 [patent_app_country] => US [patent_app_date] => 2020-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6409 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16900898 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/900898
ORTHOMETALLATED CATALYST COMPONENTS FOR OLEFIN POLYMERIZATION AND COPOLYMERIZATION Jun 12, 2020 Abandoned
Array ( [id] => 18391464 [patent_doc_number] => 20230159682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-25 [patent_title] => ACRYLIC RUBBER EXCELLENT IN STORAGE STABILITY [patent_app_type] => utility [patent_app_number] => 17/626020 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17626020 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/626020
ACRYLIC RUBBER EXCELLENT IN STORAGE STABILITY Jun 4, 2020 Pending
Array ( [id] => 19809552 [patent_doc_number] => 12240923 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Suspension process for preparing ethylene polymers comprising work-up of the suspension medium [patent_app_type] => utility [patent_app_number] => 17/614708 [patent_app_country] => US [patent_app_date] => 2020-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8533 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17614708 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/614708
Suspension process for preparing ethylene polymers comprising work-up of the suspension medium May 27, 2020 Issued
Array ( [id] => 18666319 [patent_doc_number] => 11773197 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Manufacturing ethylene interpolymer products at higher production rate [patent_app_type] => utility [patent_app_number] => 16/866730 [patent_app_country] => US [patent_app_date] => 2020-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 45574 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 364 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16866730 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/866730
Manufacturing ethylene interpolymer products at higher production rate May 4, 2020 Issued
Array ( [id] => 16391090 [patent_doc_number] => 20200332031 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-22 [patent_title] => METALLOCENES WITH TWO -SI-SI- BRIDGES [patent_app_type] => utility [patent_app_number] => 16/843642 [patent_app_country] => US [patent_app_date] => 2020-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24392 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -47 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16843642 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/843642
Metallocenes with two -Si-Si- bridges Apr 7, 2020 Issued
Array ( [id] => 18526378 [patent_doc_number] => 11713364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Processes for polymerizing alpha-olefins, internal olefins and compositions thereof [patent_app_type] => utility [patent_app_number] => 16/833992 [patent_app_country] => US [patent_app_date] => 2020-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 18395 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16833992 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/833992
Processes for polymerizing alpha-olefins, internal olefins and compositions thereof Mar 29, 2020 Issued
Array ( [id] => 17627337 [patent_doc_number] => 20220162352 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => ANIONIC GROUP III COMPLEXES AS WEAKLY COORDINATING ANIONS FOR OLEFIN POLYMERIZATION CATALYST ACTIVATORS [patent_app_type] => utility [patent_app_number] => 17/599095 [patent_app_country] => US [patent_app_date] => 2020-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12885 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17599095 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/599095
Anionic group III complexes as weakly coordinating anions for olefin polymerization catalyst activators Mar 23, 2020 Issued
Array ( [id] => 17556165 [patent_doc_number] => 11312845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-26 [patent_title] => Ethylene interpolymer products and films [patent_app_type] => utility [patent_app_number] => 16/826689 [patent_app_country] => US [patent_app_date] => 2020-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 47633 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16826689 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/826689
Ethylene interpolymer products and films Mar 22, 2020 Issued
Array ( [id] => 17505123 [patent_doc_number] => 20220098225 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => Transition Metal Compound, Catalyst Composition and Method for Preparing Polypropylene Using the Same [patent_app_type] => utility [patent_app_number] => 17/422998 [patent_app_country] => US [patent_app_date] => 2020-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15464 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17422998 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/422998
Transition metal compound, catalyst composition and method for preparing polypropylene using the same Mar 3, 2020 Issued
Array ( [id] => 19550977 [patent_doc_number] => 12134674 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Transition metal compound and catalyst composition comprising the same [patent_app_type] => utility [patent_app_number] => 17/432205 [patent_app_country] => US [patent_app_date] => 2020-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19111 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17432205 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/432205
Transition metal compound and catalyst composition comprising the same Mar 3, 2020 Issued
Array ( [id] => 16312412 [patent_doc_number] => 20200291150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => NOVEL METALLOCENE CATALYST COMPOUND FOR PRODUCTION OF POLYOLEFIN RESIN OR METHOD OF PREPARING SAME [patent_app_type] => utility [patent_app_number] => 16/801534 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16801534 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/801534
Metallocene catalyst compound for production of polyolefin resin or method of preparing same Feb 25, 2020 Issued
Array ( [id] => 17595407 [patent_doc_number] => 20220144980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => CURED PRODUCT OF CURABLE MATERIAL, METHOD FOR PRODUCING CURED PRODUCT, AND POLYMER COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/434124 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17434124 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/434124
CURED PRODUCT OF CURABLE MATERIAL, METHOD FOR PRODUCING CURED PRODUCT, AND POLYMER COMPOSITION Feb 25, 2020 Abandoned
Array ( [id] => 16072503 [patent_doc_number] => 20200190238 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => HIGH-DENSITY ETHYLENE-BASED POLYMER USING HYBRID SUPPORTED METALLOCENE CATALYST AND PIPE USING SAME [patent_app_type] => utility [patent_app_number] => 16/801242 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16801242 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/801242
High-density ethylene-based polymer using hybrid supported metallocene catalyst and pipe using same Feb 25, 2020 Issued
Array ( [id] => 19763234 [patent_doc_number] => 12221509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Tetraarylborate compound, catalyst composition comprising same, and method for preparing ethylene homopolymers or copolymers of ethylene and a-olefin by using same [patent_app_type] => utility [patent_app_number] => 17/433268 [patent_app_country] => US [patent_app_date] => 2020-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10498 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17433268 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433268
Tetraarylborate compound, catalyst composition comprising same, and method for preparing ethylene homopolymers or copolymers of ethylene and a-olefin by using same Feb 23, 2020 Issued
Array ( [id] => 17587738 [patent_doc_number] => 11325995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Metallocene catalysts for polyethylene [patent_app_type] => utility [patent_app_number] => 16/797875 [patent_app_country] => US [patent_app_date] => 2020-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 27025 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16797875 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/797875
Metallocene catalysts for polyethylene Feb 20, 2020 Issued
Array ( [id] => 18825326 [patent_doc_number] => 11840596 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Catalyst composition and method for preparing polyolefin using the same [patent_app_type] => utility [patent_app_number] => 16/972280 [patent_app_country] => US [patent_app_date] => 2020-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5689 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16972280 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/972280
Catalyst composition and method for preparing polyolefin using the same Feb 19, 2020 Issued
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