Search

Dai Phuong

Examiner (ID: 10403, Phone: (571)272-7896 , Office: P/2644 )

Most Active Art Unit
2644
Art Unit(s)
2688, 2644, 2685, 2617
Total Applications
1106
Issued Applications
781
Pending Applications
90
Abandoned Applications
250

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18800347 [patent_doc_number] => 11833493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Metal catalyst, method of C-N coupling using the same and applications of the same [patent_app_type] => utility [patent_app_number] => 17/833104 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5661 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17833104 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/833104
Metal catalyst, method of C-N coupling using the same and applications of the same Jun 5, 2022 Issued
Array ( [id] => 19381105 [patent_doc_number] => 20240270975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => Homogeneous Hot Combustion Gases for the Production of Carbon Black [patent_app_type] => utility [patent_app_number] => 18/567400 [patent_app_country] => US [patent_app_date] => 2022-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18567400 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/567400
Homogeneous Hot Combustion Gases for the Production of Carbon Black Jun 1, 2022 Pending
Array ( [id] => 18808862 [patent_doc_number] => 20230383197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => SLURRY-PHASE CATALYST COMPOSITIONS IN AROMATIC SOLVENTS AND METHODS OF MAKING [patent_app_type] => utility [patent_app_number] => 17/828463 [patent_app_country] => US [patent_app_date] => 2022-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8306 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17828463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/828463
SLURRY-PHASE CATALYST COMPOSITIONS IN AROMATIC SOLVENTS AND METHODS OF MAKING May 30, 2022 Abandoned
Array ( [id] => 18307633 [patent_doc_number] => 20230111533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => PREPARATION METHOD OF ION CATALYST MATERIAL FOR PET CHEMICAL RECYCLING AND PET CHEMICAL RECYCLING METHOD [patent_app_type] => utility [patent_app_number] => 17/826195 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1296 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826195 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826195
PREPARATION METHOD OF ION CATALYST MATERIAL FOR PET CHEMICAL RECYCLING AND PET CHEMICAL RECYCLING METHOD May 26, 2022 Abandoned
Array ( [id] => 18716851 [patent_doc_number] => 11794176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Antifouling oligomerization catalyst systems [patent_app_type] => utility [patent_app_number] => 17/827208 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5121 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 17827208 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827208
Antifouling oligomerization catalyst systems May 26, 2022 Issued
Array ( [id] => 17850886 [patent_doc_number] => 20220280927 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => ANTIFOULING OLIGOMERIZATION CATALYST SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/827216 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5121 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17827216 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827216
ANTIFOULING OLIGOMERIZATION CATALYST SYSTEMS May 26, 2022 Abandoned
Array ( [id] => 19318117 [patent_doc_number] => 20240239659 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => LITHIUM SULFIDE PRODUCING DEVICE AND METHOD FOR PRODUCING LITHIUM SULFIDE [patent_app_type] => utility [patent_app_number] => 18/561885 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11800 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18561885 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/561885
LITHIUM SULFIDE PRODUCING DEVICE AND METHOD FOR PRODUCING LITHIUM SULFIDE May 24, 2022 Pending
Array ( [id] => 19556181 [patent_doc_number] => 20240367973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => HYDROGEN SULFIDE PRODUCING DEVICE AND METHOD FOR PRODUCING HYDROGEN SULFIDE [patent_app_type] => utility [patent_app_number] => 18/561896 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18804 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18561896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/561896
HYDROGEN SULFIDE PRODUCING DEVICE AND METHOD FOR PRODUCING HYDROGEN SULFIDE May 24, 2022 Pending
Array ( [id] => 19359735 [patent_doc_number] => 20240261769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => Isolated Metal Species in Metal-Zeolite Catalytic Material for Low Temperature SCR of NOx with NH3 [patent_app_type] => utility [patent_app_number] => 18/566216 [patent_app_country] => US [patent_app_date] => 2022-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4487 [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] => 18566216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/566216
Isolated Metal Species in Metal-Zeolite Catalytic Material for Low Temperature SCR of NOx with NH3 May 17, 2022 Pending
Array ( [id] => 17836790 [patent_doc_number] => 20220274095 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => Methods of Preparing a Catalyst Utilizing Hydrated Reagents [patent_app_type] => utility [patent_app_number] => 17/747212 [patent_app_country] => US [patent_app_date] => 2022-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17747212 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/747212
Methods of preparing a catalyst utilizing hydrated reagents May 17, 2022 Issued
Array ( [id] => 17850884 [patent_doc_number] => 20220280925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => Methods of Preparing a Catalyst Utilizing Hydrated Reagents [patent_app_type] => utility [patent_app_number] => 17/747208 [patent_app_country] => US [patent_app_date] => 2022-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 35785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17747208 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/747208
Methods of preparing a catalyst utilizing hydrated reagents May 17, 2022 Issued
Array ( [id] => 17851859 [patent_doc_number] => 20220281901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => TRIARYL PHOSPHINE LIGANDS, PREPARATION METHOD THEREFOR, AND USE IN CATALYSING COUPLING REACTIONSONS [patent_app_type] => utility [patent_app_number] => 17/738532 [patent_app_country] => US [patent_app_date] => 2022-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17738532 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/738532
Triaryl phosphine ligands, preparation method therefor, and use in catalyzing coupling reactions May 5, 2022 Issued
Array ( [id] => 17807864 [patent_doc_number] => 20220259699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => RARE EARTH EXTRACTION APPARATUS AND METHOD OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/736930 [patent_app_country] => US [patent_app_date] => 2022-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5599 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17736930 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/736930
Rare earth extraction apparatus and method of use thereof May 3, 2022 Issued
Array ( [id] => 19067702 [patent_doc_number] => 20240102128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => SOLVENT EXTRACTION METHOD FOR SEPARATION AND RECOVERY OF NICKEL, COBALT, MANGANESE, AND ZINC [patent_app_type] => utility [patent_app_number] => 18/012516 [patent_app_country] => US [patent_app_date] => 2022-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7800 [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] => 18012516 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/012516
SOLVENT EXTRACTION METHOD FOR SEPARATION AND RECOVERY OF NICKEL, COBALT, MANGANESE, AND ZINC Apr 20, 2022 Abandoned
Array ( [id] => 17775415 [patent_doc_number] => 20220241764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => CATALYST COMPOSITION AND PROCESS FOR OLIGOMERIZATION OF ETHYLENE [patent_app_type] => utility [patent_app_number] => 17/722794 [patent_app_country] => US [patent_app_date] => 2022-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4856 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17722794 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/722794
CATALYST COMPOSITION AND PROCESS FOR OLIGOMERIZATION OF ETHYLENE Apr 17, 2022 Abandoned
Array ( [id] => 18837012 [patent_doc_number] => 11845069 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Catalyst composition, a process for preparing the catalyst composition, and a use of the catalyst composition [patent_app_type] => utility [patent_app_number] => 17/715420 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3071 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17715420 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/715420
Catalyst composition, a process for preparing the catalyst composition, and a use of the catalyst composition Apr 6, 2022 Issued
Array ( [id] => 18526302 [patent_doc_number] => 11713286 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Butadiene telomerization catalyst preparation and use thereof [patent_app_type] => utility [patent_app_number] => 17/703458 [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] => 6857 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17703458 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/703458
Butadiene telomerization catalyst preparation and use thereof Mar 23, 2022 Issued
Array ( [id] => 19158159 [patent_doc_number] => 20240150866 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => NOBLE METAL ADSORBENT, METHOD FOR RECOVERING NOBLE METAL, AND METHOD FOR REGENERATING NOBLE METAL ADSORBENT [patent_app_type] => utility [patent_app_number] => 18/282006 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18282006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/282006
NOBLE METAL ADSORBENT, METHOD FOR RECOVERING NOBLE METAL, AND METHOD FOR REGENERATING NOBLE METAL ADSORBENT Mar 21, 2022 Pending
Array ( [id] => 19172273 [patent_doc_number] => 20240158247 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => PROCESS FOR AMMONIA SYNTHESIS USING GREEN HYDROGEN [patent_app_type] => utility [patent_app_number] => 18/550493 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2791 [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] => 18550493 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/550493
PROCESS FOR AMMONIA SYNTHESIS USING GREEN HYDROGEN Mar 20, 2022 Pending
Array ( [id] => 20143090 [patent_doc_number] => 12377407 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Compositions and methods for visible-light-controlled ruthenium-catalyzed olefin metathesis [patent_app_type] => utility [patent_app_number] => 17/691257 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 51 [patent_no_of_words] => 17714 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17691257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/691257
Compositions and methods for visible-light-controlled ruthenium-catalyzed olefin metathesis Mar 9, 2022 Issued
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