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] => 16743315 [patent_doc_number] => 10968290 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-06 [patent_title] => Metallocene-catalyzed polyalpha-olefins [patent_app_type] => utility [patent_app_number] => 15/921757 [patent_app_country] => US [patent_app_date] => 2018-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20620 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15921757 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/921757
Metallocene-catalyzed polyalpha-olefins Mar 14, 2018 Issued
Array ( [id] => 13444225 [patent_doc_number] => 20180273655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-09-27 [patent_title] => Catalyst Systems and Methods for Preparing and Using the Same [patent_app_type] => utility [patent_app_number] => 15/907767 [patent_app_country] => US [patent_app_date] => 2018-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12710 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15907767 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/907767
Catalyst systems and methods for preparing and using the same Feb 27, 2018 Issued
Array ( [id] => 12885211 [patent_doc_number] => 20180186912 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => PRODUCING POLYOLEFIN PRODUCTS [patent_app_type] => utility [patent_app_number] => 15/905133 [patent_app_country] => US [patent_app_date] => 2018-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23608 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 15905133 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/905133
Producing polyolefin products Feb 25, 2018 Issued
Array ( [id] => 12885208 [patent_doc_number] => 20180186911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => PRODUCING POLYOLEFIN PRODUCTS [patent_app_type] => utility [patent_app_number] => 15/905066 [patent_app_country] => US [patent_app_date] => 2018-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 15905066 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/905066
Producing polyolefin products Feb 25, 2018 Issued
Array ( [id] => 14913571 [patent_doc_number] => 10428091 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-01 [patent_title] => Catalyst systems containing low valent titanium-aluminum complexes and polymers produced therefrom [patent_app_type] => utility [patent_app_number] => 15/895084 [patent_app_country] => US [patent_app_date] => 2018-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 21905 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15895084 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/895084
Catalyst systems containing low valent titanium-aluminum complexes and polymers produced therefrom Feb 12, 2018 Issued
Array ( [id] => 15245305 [patent_doc_number] => 10508166 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-17 [patent_title] => Production of polyolefins with internal unsaturation structures using a metallocene catalyst system [patent_app_type] => utility [patent_app_number] => 15/893922 [patent_app_country] => US [patent_app_date] => 2018-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 15820 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15893922 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/893922
Production of polyolefins with internal unsaturation structures using a metallocene catalyst system Feb 11, 2018 Issued
Array ( [id] => 16198668 [patent_doc_number] => 10723819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-28 [patent_title] => Supported catalyst systems and processes for use thereof [patent_app_type] => utility [patent_app_number] => 15/877094 [patent_app_country] => US [patent_app_date] => 2018-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 22923 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15877094 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/877094
Supported catalyst systems and processes for use thereof Jan 21, 2018 Issued
Array ( [id] => 13106957 [patent_doc_number] => 10072111 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-09-11 [patent_title] => Spheroidal catalyst for olefin polymerization [patent_app_type] => utility [patent_app_number] => 15/876532 [patent_app_country] => US [patent_app_date] => 2018-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 19890 [patent_no_of_claims] => 7 [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] => 15876532 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/876532
Spheroidal catalyst for olefin polymerization Jan 21, 2018 Issued
Array ( [id] => 13372037 [patent_doc_number] => 20180237559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-23 [patent_title] => Group 4 Catalyst Compounds and Process for Use Thereof [patent_app_type] => utility [patent_app_number] => 15/877143 [patent_app_country] => US [patent_app_date] => 2018-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15877143 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/877143
Group 4 catalyst compounds and process for use thereof Jan 21, 2018 Issued
Array ( [id] => 18004937 [patent_doc_number] => 20220363703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => CATALYSTS [patent_app_type] => utility [patent_app_number] => 16/475269 [patent_app_country] => US [patent_app_date] => 2017-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16475269 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/475269
Catalysts Dec 20, 2017 Issued
Array ( [id] => 15433205 [patent_doc_number] => 20200030785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => Processes for Reducing the Loss of Catalyst Activity of a Ziegler-Natta Catalyst [patent_app_type] => utility [patent_app_number] => 16/484234 [patent_app_country] => US [patent_app_date] => 2017-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5733 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 16484234 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/484234
Processes for reducing the loss of catalyst activity of a Ziegler-Natta catalyst Dec 12, 2017 Issued
Array ( [id] => 18071457 [patent_doc_number] => 11530280 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-20 [patent_title] => Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process [patent_app_type] => utility [patent_app_number] => 16/469616 [patent_app_country] => US [patent_app_date] => 2017-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 8825 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16469616 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/469616
Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process Dec 11, 2017 Issued
Array ( [id] => 12881941 [patent_doc_number] => 20180185822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => CATALYST CARRIER AND METHODS OF FORMING THEREOF [patent_app_type] => utility [patent_app_number] => 15/838454 [patent_app_country] => US [patent_app_date] => 2017-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10730 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15838454 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/838454
CATALYST CARRIER AND METHODS OF FORMING THEREOF Dec 11, 2017 Abandoned
Array ( [id] => 15618965 [patent_doc_number] => 20200079887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => CATALYST SYSTEM FOR PRODUCING POLYETHYLENE COPOLYMERS IN A HIGH TEMPERATURE SOLUTION POLYMERIZATION PROCESS [patent_app_type] => utility [patent_app_number] => 16/469617 [patent_app_country] => US [patent_app_date] => 2017-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8913 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16469617 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/469617
Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process Dec 11, 2017 Issued
Array ( [id] => 15023537 [patent_doc_number] => 20190322773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => TRANSITION METAL COMPOUND FOR OLEFIN POLYMERIZATION CATALYST, OLEFIN POLYMERIZATION CATALYST COMPRISING SAME, AND POLYOLEFIN POLYMERIZED USING SAME [patent_app_type] => utility [patent_app_number] => 16/466823 [patent_app_country] => US [patent_app_date] => 2017-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16466823 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/466823
TRANSITION METAL COMPOUND FOR OLEFIN POLYMERIZATION CATALYST, OLEFIN POLYMERIZATION CATALYST COMPRISING SAME, AND POLYOLEFIN POLYMERIZED USING SAME Dec 5, 2017 Abandoned
Array ( [id] => 15800429 [patent_doc_number] => 20200123357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => Olefin Polymer And Method For Preparing Same [patent_app_type] => utility [patent_app_number] => 16/316080 [patent_app_country] => US [patent_app_date] => 2017-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11719 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16316080 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/316080
Olefin Polymer And Method For Preparing Same Dec 5, 2017 Abandoned
Array ( [id] => 17378189 [patent_doc_number] => 11236186 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Transition metal compound for olefin polymerization catalyst, olefin polymerization catalyst comprising same, and polyolefin polymerized using same [patent_app_type] => utility [patent_app_number] => 16/466820 [patent_app_country] => US [patent_app_date] => 2017-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8038 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16466820 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/466820
Transition metal compound for olefin polymerization catalyst, olefin polymerization catalyst comprising same, and polyolefin polymerized using same Dec 5, 2017 Issued
Array ( [id] => 18246846 [patent_doc_number] => 11603419 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Process for the preparation of an olefinic copolymer having polar groups and the products obtained therefrom [patent_app_type] => utility [patent_app_number] => 16/467127 [patent_app_country] => US [patent_app_date] => 2017-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7635 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16467127 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/467127
Process for the preparation of an olefinic copolymer having polar groups and the products obtained therefrom Dec 3, 2017 Issued
Array ( [id] => 17119704 [patent_doc_number] => 11130826 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-28 [patent_title] => Preformed catalytic system comprising a rare earth metal metallocene [patent_app_type] => utility [patent_app_number] => 16/461778 [patent_app_country] => US [patent_app_date] => 2017-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5013 [patent_no_of_claims] => 21 [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] => 16461778 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/461778
Preformed catalytic system comprising a rare earth metal metallocene Nov 27, 2017 Issued
Array ( [id] => 12260650 [patent_doc_number] => 20180079846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-22 [patent_title] => 'CATALYST MODIFICATION TO CONTROL POLYMER ARCHITECTURE' [patent_app_type] => utility [patent_app_number] => 15/819189 [patent_app_country] => US [patent_app_date] => 2017-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5501 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15819189 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/819189
Catalyst modification to control polymer architecture Nov 20, 2017 Issued
Menu