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] => 12151348 [patent_doc_number] => 20180022611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-25 [patent_title] => 'PROCESS FOR THE PREPARATION OF A DEALUMINATED ZEOLITIC MATERIAL HAVING THE BEA FRAMEWORK STRUCTURE' [patent_app_type] => utility [patent_app_number] => 15/549905 [patent_app_country] => US [patent_app_date] => 2016-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 42 [patent_no_of_words] => 20971 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [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] => 15549905 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/549905
Process for the preparation of a dealuminated zeolitic material having the BEA framework structure Feb 10, 2016 Issued
Array ( [id] => 12151347 [patent_doc_number] => 20180022612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-25 [patent_title] => 'METHOD FOR PRODUCING BETA ZEOLITE' [patent_app_type] => utility [patent_app_number] => 15/549458 [patent_app_country] => US [patent_app_date] => 2016-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8459 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 15549458 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/549458
Method for producing beta zeolite Feb 7, 2016 Issued
Array ( [id] => 12246533 [patent_doc_number] => 09919297 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-20 [patent_title] => 'Zeolite, and production method and use therefor' [patent_app_type] => utility [patent_app_number] => 15/016423 [patent_app_country] => US [patent_app_date] => 2016-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12672 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [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] => 15016423 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/016423
Zeolite, and production method and use therefor Feb 4, 2016 Issued
Array ( [id] => 13049877 [patent_doc_number] => 10046316 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-14 [patent_title] => Zeolite [patent_app_type] => utility [patent_app_number] => 15/545055 [patent_app_country] => US [patent_app_date] => 2016-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 14089 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15545055 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/545055
Zeolite Feb 3, 2016 Issued
Array ( [id] => 14911685 [patent_doc_number] => 10427143 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-01 [patent_title] => ZSM-5, its preparation and use in ethylbenzene dealkylation [patent_app_type] => utility [patent_app_number] => 15/015335 [patent_app_country] => US [patent_app_date] => 2016-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6855 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [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] => 15015335 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/015335
ZSM-5, its preparation and use in ethylbenzene dealkylation Feb 3, 2016 Issued
Array ( [id] => 11024877 [patent_doc_number] => 20160221832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-08-04 [patent_title] => 'Process for Preparing a Molecular Sieve' [patent_app_type] => utility [patent_app_number] => 15/002809 [patent_app_country] => US [patent_app_date] => 2016-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11655 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [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] => 15002809 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/002809
Process for preparing a molecular sieve Jan 20, 2016 Issued
Array ( [id] => 12144075 [patent_doc_number] => 09878316 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-30 [patent_title] => 'Low phosphorus chabazites' [patent_app_type] => utility [patent_app_number] => 14/991272 [patent_app_country] => US [patent_app_date] => 2016-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 7196 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14991272 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/991272
Low phosphorus chabazites Jan 7, 2016 Issued
Array ( [id] => 14664735 [patent_doc_number] => 10370256 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-06 [patent_title] => Method for preparing a nanometric zeolite Y [patent_app_type] => utility [patent_app_number] => 15/542273 [patent_app_country] => US [patent_app_date] => 2016-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5476 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 402 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15542273 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/542273
Method for preparing a nanometric zeolite Y Jan 6, 2016 Issued
Array ( [id] => 10768883 [patent_doc_number] => 20160115039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-28 [patent_title] => 'ZEOLITE PRODUCTION METHOD' [patent_app_type] => utility [patent_app_number] => 14/990431 [patent_app_country] => US [patent_app_date] => 2016-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 20532 [patent_no_of_claims] => 12 [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] => 14990431 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/990431
Zeolite production method Jan 6, 2016 Issued
Array ( [id] => 11729145 [patent_doc_number] => 20170190587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'METHODS FOR PREPARING ZEOLITES WITH SURFACTANT-TEMPLATED MESOPOROSITY AND TUNABLE ALUMINUM CONTENT' [patent_app_type] => utility [patent_app_number] => 14/983901 [patent_app_country] => US [patent_app_date] => 2015-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12942 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 5 [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] => 14983901 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/983901
Methods for preparing zeolites with surfactant-templated mesoporosity and tunable aluminum content Dec 29, 2015 Issued
Array ( [id] => 11729145 [patent_doc_number] => 20170190587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-06 [patent_title] => 'METHODS FOR PREPARING ZEOLITES WITH SURFACTANT-TEMPLATED MESOPOROSITY AND TUNABLE ALUMINUM CONTENT' [patent_app_type] => utility [patent_app_number] => 14/983901 [patent_app_country] => US [patent_app_date] => 2015-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12942 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 5 [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] => 14983901 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/983901
Methods for preparing zeolites with surfactant-templated mesoporosity and tunable aluminum content Dec 29, 2015 Issued
Array ( [id] => 13813051 [patent_doc_number] => 10183285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-22 [patent_title] => Process for preparing a molecular sieve [patent_app_type] => utility [patent_app_number] => 15/529721 [patent_app_country] => US [patent_app_date] => 2015-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6436 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15529721 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/529721
Process for preparing a molecular sieve Dec 21, 2015 Issued
Array ( [id] => 12260453 [patent_doc_number] => 20180079650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-22 [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] => 15/533913 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4418 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [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] => 15533913 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/533913
Synthesis of zeolite with the CHA crystal structure, synthesis process and use thereof for catalytic applications Dec 10, 2015 Issued
Array ( [id] => 10821808 [patent_doc_number] => 20160167973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-16 [patent_title] => 'PREPARATION OF MESOPOROUS ZEOLITES WITH REDUCED PROCESSING' [patent_app_type] => utility [patent_app_number] => 14/966674 [patent_app_country] => US [patent_app_date] => 2015-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8293 [patent_no_of_claims] => 51 [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] => 14966674 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/966674
Preparation of mesoporous zeolites with reduced processing Dec 10, 2015 Issued
Array ( [id] => 11690737 [patent_doc_number] => 20170166453 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-15 [patent_title] => 'SYNTHESIS OF MOLECULAR SIEVE SSZ-105' [patent_app_type] => utility [patent_app_number] => 14/963384 [patent_app_country] => US [patent_app_date] => 2015-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4410 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [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] => 14963384 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/963384
Synthesis of molecular sieve SSZ-105 Dec 8, 2015 Issued
Array ( [id] => 13647739 [patent_doc_number] => 09850171 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-26 [patent_title] => Ceramic precursor batch compositions for increased stiffening onset temperature using organic additive heteroatom polyols [patent_app_type] => utility [patent_app_number] => 14/961351 [patent_app_country] => US [patent_app_date] => 2015-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6012 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14961351 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/961351
Ceramic precursor batch compositions for increased stiffening onset temperature using organic additive heteroatom polyols Dec 6, 2015 Issued
Array ( [id] => 13647737 [patent_doc_number] => 09850170 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-12-26 [patent_title] => Selected binders for the extrusion of ultra-thin wall cellular ceramics [patent_app_type] => utility [patent_app_number] => 14/959112 [patent_app_country] => US [patent_app_date] => 2015-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3397 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14959112 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/959112
Selected binders for the extrusion of ultra-thin wall cellular ceramics Dec 3, 2015 Issued
Array ( [id] => 11669800 [patent_doc_number] => 20170158520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-08 [patent_title] => 'SYNTHESIS OF ALUMINOSILICATE ZEOLITES HAVING THE OFFRETITE STRUCTURE' [patent_app_type] => utility [patent_app_number] => 14/959633 [patent_app_country] => US [patent_app_date] => 2015-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3432 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 14959633 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/959633
SYNTHESIS OF ALUMINOSILICATE ZEOLITES HAVING THE OFFRETITE STRUCTURE Dec 3, 2015 Abandoned
Array ( [id] => 13621609 [patent_doc_number] => 20180362356 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-20 [patent_title] => BETA ZEOLITE AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 15/780445 [patent_app_country] => US [patent_app_date] => 2015-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5623 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15780445 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/780445
Beta zeolite and method for producing same Dec 3, 2015 Issued
Array ( [id] => 12285850 [patent_doc_number] => 09932272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-03 [patent_title] => Compositions and methods for making low thermal expansion ceramic bodies [patent_app_type] => utility [patent_app_number] => 14/955501 [patent_app_country] => US [patent_app_date] => 2015-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3288 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [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] => 14955501 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/955501
Compositions and methods for making low thermal expansion ceramic bodies Nov 30, 2015 Issued
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