Search

David P Porta

Supervisory Patent Examiner (ID: 12383, Phone: (571)272-2444 , Office: P/2884 )

Most Active Art Unit
2506
Art Unit(s)
2884, 2899, 2878, 2882, 3621, 2876, 2506
Total Applications
1617
Issued Applications
1310
Pending Applications
166
Abandoned Applications
141

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15267085 [patent_doc_number] => 20190382276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => HIGH CHARGE DENSITY METALLOALUMINOPHOSPHOSILICATE MOLECULAR SIEVES [patent_app_type] => utility [patent_app_number] => 16/525253 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12131 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 607 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16525253 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/525253
High charge density metalloaluminophosphosilicate molecular sieves Jul 28, 2019 Issued
Array ( [id] => 15452049 [patent_doc_number] => 20200038848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => ZSM-35 MOLECULAR SIEVE AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 16/525503 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8985 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16525503 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/525503
ZSM-35 molecular sieve and preparation method thereof Jul 28, 2019 Issued
Array ( [id] => 17138892 [patent_doc_number] => 11140475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Sound absorbing material, method for process same and speaker using same [patent_app_type] => utility [patent_app_number] => 16/522692 [patent_app_country] => US [patent_app_date] => 2019-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3496 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [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] => 16522692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/522692
Sound absorbing material, method for process same and speaker using same Jul 25, 2019 Issued
Array ( [id] => 15086005 [patent_doc_number] => 20190337813 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => METHOD FOR PRODUCING AEI ZEOLITE [patent_app_type] => utility [patent_app_number] => 16/509642 [patent_app_country] => US [patent_app_date] => 2019-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17440 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16509642 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/509642
Method for producing AEI zeolite Jul 11, 2019 Issued
Array ( [id] => 15344881 [patent_doc_number] => 20200010332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => METHODS FOR PREPARATION OF CHA ZEOLITE AT AMBIENT PRESSURE [patent_app_type] => utility [patent_app_number] => 16/506253 [patent_app_country] => US [patent_app_date] => 2019-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11726 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16506253 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/506253
Methods for preparation of CHA Zeolite at ambient pressure Jul 8, 2019 Issued
Array ( [id] => 15977697 [patent_doc_number] => 10669156 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-06-02 [patent_title] => Synthesis of hierarchical zeolites by solid state crystallization of aluminosilicate nanogels [patent_app_type] => utility [patent_app_number] => 16/447417 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 40 [patent_no_of_words] => 8891 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 16447417 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447417
Synthesis of hierarchical zeolites by solid state crystallization of aluminosilicate nanogels Jun 19, 2019 Issued
Array ( [id] => 15267081 [patent_doc_number] => 20190382274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-19 [patent_title] => EXFOLIATION OF ZEOLITES IN FUNCTIONALIZED POLYMERS [patent_app_type] => utility [patent_app_number] => 16/440704 [patent_app_country] => US [patent_app_date] => 2019-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6598 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 16440704 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/440704
Exfoliation of zeolites in functionalized polymers Jun 12, 2019 Issued
Array ( [id] => 15850249 [patent_doc_number] => 10640389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-05 [patent_title] => Aluminum-rich *MRE framework type molecular sieves [patent_app_type] => utility [patent_app_number] => 16/439031 [patent_app_country] => US [patent_app_date] => 2019-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4051 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16439031 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/439031
Aluminum-rich *MRE framework type molecular sieves Jun 11, 2019 Issued
Array ( [id] => 15021611 [patent_doc_number] => 20190321810 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => AEI TYPE ZEOLITE, METHOD FOR PRODUCING SAME, AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 16/439029 [patent_app_country] => US [patent_app_date] => 2019-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [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] => 16439029 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/439029
AEI type zeolite, method for producing same, and uses thereof Jun 11, 2019 Issued
Array ( [id] => 17329442 [patent_doc_number] => 11219886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Rare earth element containing aluminum-rich zeolitic material [patent_app_type] => utility [patent_app_number] => 17/047239 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 13228 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17047239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/047239
Rare earth element containing aluminum-rich zeolitic material May 22, 2019 Issued
Array ( [id] => 17162866 [patent_doc_number] => 11148953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Method for synthesizing a composite material consisting of a mixture of AFX- and BEA-structure zeolites in the presence of an organic nitrogen-containing structuring agent [patent_app_type] => utility [patent_app_number] => 17/058004 [patent_app_country] => US [patent_app_date] => 2019-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 8561 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17058004 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/058004
Method for synthesizing a composite material consisting of a mixture of AFX- and BEA-structure zeolites in the presence of an organic nitrogen-containing structuring agent May 15, 2019 Issued
Array ( [id] => 16169340 [patent_doc_number] => 10710886 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-14 [patent_title] => Methods for synthesizing mesoporous zeolite ETS-10 containing metal without a templating agent [patent_app_type] => utility [patent_app_number] => 16/410219 [patent_app_country] => US [patent_app_date] => 2019-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3742 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16410219 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/410219
Methods for synthesizing mesoporous zeolite ETS-10 containing metal without a templating agent May 12, 2019 Issued
Array ( [id] => 15554365 [patent_doc_number] => 20200061594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => LOW-SILICA CHABAZITE ZEOLITES WITH HIGH ACIDITY [patent_app_type] => utility [patent_app_number] => 16/398465 [patent_app_country] => US [patent_app_date] => 2019-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16398465 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/398465
Low-silica chabazite zeolites with high acidity Apr 29, 2019 Issued
Array ( [id] => 14715199 [patent_doc_number] => 20190248663 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => Synthesis of Zeolite with the CHA Crystal Structure, Synthesis Process and Use Thereof for Catalytic Applications [patent_app_type] => utility [patent_app_number] => 16/396885 [patent_app_country] => US [patent_app_date] => 2019-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4063 [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] => 16396885 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396885
Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications Apr 28, 2019 Issued
Array ( [id] => 14746385 [patent_doc_number] => 20190256366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => Synthesis of Zeolite with the CHA Crystal Structure, Synthesis Process and Use Thereof for Catalytic Applications [patent_app_type] => utility [patent_app_number] => 16/396920 [patent_app_country] => US [patent_app_date] => 2019-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4063 [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] => 16396920 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396920
Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications Apr 28, 2019 Issued
Array ( [id] => 16141161 [patent_doc_number] => 10703640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-07 [patent_title] => Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications [patent_app_type] => utility [patent_app_number] => 16/396971 [patent_app_country] => US [patent_app_date] => 2019-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4073 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16396971 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396971
Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications Apr 28, 2019 Issued
Array ( [id] => 14715201 [patent_doc_number] => 20190248664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => Synthesis of Zeolite with the CHA Crystal Structure, Synthesis Process and Use Thereof for Catalytic Applications [patent_app_type] => utility [patent_app_number] => 16/396899 [patent_app_country] => US [patent_app_date] => 2019-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4043 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 1 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16396899 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396899
Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications Apr 28, 2019 Issued
Array ( [id] => 14715203 [patent_doc_number] => 20190248665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => Synthesis of Zeolite with the CHA Crystal Structure, Synthesis Process and Use Thereof for Catalytic Applications [patent_app_type] => utility [patent_app_number] => 16/396957 [patent_app_country] => US [patent_app_date] => 2019-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4050 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 1 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16396957 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/396957
Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications Apr 28, 2019 Issued
Array ( [id] => 15573775 [patent_doc_number] => 10577252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-03 [patent_title] => Synthesis of molecular sieve SSZ-109 [patent_app_type] => utility [patent_app_number] => 16/395325 [patent_app_country] => US [patent_app_date] => 2019-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3867 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16395325 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/395325
Synthesis of molecular sieve SSZ-109 Apr 25, 2019 Issued
Array ( [id] => 17407042 [patent_doc_number] => 11247911 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => SDA-free synthesis of chabazite (CHA) zeolite and uses thereof [patent_app_type] => utility [patent_app_number] => 15/733504 [patent_app_country] => US [patent_app_date] => 2019-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 7821 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [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] => 15733504 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/733504
SDA-free synthesis of chabazite (CHA) zeolite and uses thereof Apr 21, 2019 Issued
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