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] => 14087743 [patent_doc_number] => 10239761 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Synthesis of zeolite SSZ-31 [patent_app_type] => utility [patent_app_number] => 15/846441 [patent_app_country] => US [patent_app_date] => 2017-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2424 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15846441 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/846441
Synthesis of zeolite SSZ-31 Dec 18, 2017 Issued
Array ( [id] => 14245939 [patent_doc_number] => 10273161 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-30 [patent_title] => Synthesis of MFI framework type molecular sieves [patent_app_type] => utility [patent_app_number] => 15/846616 [patent_app_country] => US [patent_app_date] => 2017-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3299 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15846616 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/846616
Synthesis of MFI framework type molecular sieves Dec 18, 2017 Issued
Array ( [id] => 15101897 [patent_doc_number] => 10472247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-12 [patent_title] => Zeolite SSZ-52x [patent_app_type] => utility [patent_app_number] => 15/846109 [patent_app_country] => US [patent_app_date] => 2017-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7957 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15846109 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/846109
Zeolite SSZ-52x Dec 17, 2017 Issued
Array ( [id] => 16519375 [patent_doc_number] => 10870583 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-22 [patent_title] => Process for the production of a zeolitic material via solvent-free interzeolitic conversion [patent_app_type] => utility [patent_app_number] => 16/463263 [patent_app_country] => US [patent_app_date] => 2017-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 17148 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16463263 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/463263
Process for the production of a zeolitic material via solvent-free interzeolitic conversion Dec 12, 2017 Issued
Array ( [id] => 13299955 [patent_doc_number] => 20180201514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-19 [patent_title] => MOLECULAR SIEVE SSZ-108, ITS SYNTHESIS AND USE [patent_app_type] => utility [patent_app_number] => 15/839966 [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] => 4661 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15839966 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/839966
Molecular sieve SSZ-108, its synthesis and use Dec 12, 2017 Issued
Array ( [id] => 16770709 [patent_doc_number] => 10981796 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-20 [patent_title] => Process for the preparation of a titanium-containing zeolite [patent_app_type] => utility [patent_app_number] => 16/349364 [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] => 15008 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 510 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16349364 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/349364
Process for the preparation of a titanium-containing zeolite Dec 11, 2017 Issued
Array ( [id] => 15344879 [patent_doc_number] => 20200010331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => ACCELERATED ALUMINOSILICATE ZEOLITE CRYSTALLIZATION [patent_app_type] => utility [patent_app_number] => 16/467716 [patent_app_country] => US [patent_app_date] => 2017-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6785 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 16467716 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/467716
Accelerated aluminosilicate zeolite crystallization Dec 6, 2017 Issued
Array ( [id] => 15914991 [patent_doc_number] => 10654724 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-19 [patent_title] => Polyaluminum salts and their uses in preparation of high-purity colloidal aluminum-silica composite particles and zeolites [patent_app_type] => utility [patent_app_number] => 15/827396 [patent_app_country] => US [patent_app_date] => 2017-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 16652 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15827396 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/827396
Polyaluminum salts and their uses in preparation of high-purity colloidal aluminum-silica composite particles and zeolites Nov 29, 2017 Issued
Array ( [id] => 12260456 [patent_doc_number] => 20180079651 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-22 [patent_title] => 'NOVEL METHODS FOR PRODUCING CRYSTALLINE MICROPOROUS SOLIDS WITH THE RTH TOPOLOGY AND COMPOSITIONS DERIVED FROM THE SAME' [patent_app_type] => utility [patent_app_number] => 15/823717 [patent_app_country] => US [patent_app_date] => 2017-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 28858 [patent_no_of_claims] => 21 [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] => 15823717 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/823717
Methods for producing crystalline microporous solids with the RTH topology and compositions derived from the same Nov 27, 2017 Issued
Array ( [id] => 15038133 [patent_doc_number] => 20190330071 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => METHOD FOR SYNTHESIZING ZEOLITE USING STRUCTURE DIRECTING AGENT CONTAINING BENZYL GROUP AND ZEOLITE SYNTHESIZED THEREFROM [patent_app_type] => utility [patent_app_number] => 16/469125 [patent_app_country] => US [patent_app_date] => 2017-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 16469125 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/469125
Method for synthesizing zeolite using structure directing agent containing benzyl group and zeolite synthesized therefrom Nov 26, 2017 Issued
Array ( [id] => 12725599 [patent_doc_number] => 20180133700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => Zeolitic Materials Including Paired Lewis Acid Catalytic Sites [patent_app_type] => utility [patent_app_number] => 15/815413 [patent_app_country] => US [patent_app_date] => 2017-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9934 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15815413 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/815413
Zeolitic materials including paired Lewis acid catalytic sites Nov 15, 2017 Issued
Array ( [id] => 14579343 [patent_doc_number] => 20190217280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-18 [patent_title] => CATALYST COMPRISING A MOLECULAR SIEVE BELONGING TO THE ABC-6 FRAMEWORK FAMILY WITH DISORDER IN THE ABC STACKING SEQUENCE AND USE OF THE CATALYST [patent_app_type] => utility [patent_app_number] => 16/335345 [patent_app_country] => US [patent_app_date] => 2017-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7951 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 16335345 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/335345
Catalyst comprising a molecular sieve belonging to the ABC-6 framework family with disorder in the ABC stacking sequence and use of the catalyst Nov 1, 2017 Issued
Array ( [id] => 16641940 [patent_doc_number] => 10919773 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Method for the preparation of a molecular sieve belonging to the ABC-6 framework family with disorder in the ABC stacking sequence [patent_app_type] => utility [patent_app_number] => 16/335758 [patent_app_country] => US [patent_app_date] => 2017-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 7942 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16335758 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/335758
Method for the preparation of a molecular sieve belonging to the ABC-6 framework family with disorder in the ABC stacking sequence Nov 1, 2017 Issued
Array ( [id] => 16499743 [patent_doc_number] => 10865117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-15 [patent_title] => Disordered ABC-6 molecular sieve [patent_app_type] => utility [patent_app_number] => 16/335325 [patent_app_country] => US [patent_app_date] => 2017-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 8273 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16335325 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/335325
Disordered ABC-6 molecular sieve Nov 1, 2017 Issued
Array ( [id] => 16756432 [patent_doc_number] => 10974967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-13 [patent_title] => Molecular sieve SCM-15, synthesis method therefor and use thereof [patent_app_type] => utility [patent_app_number] => 16/622795 [patent_app_country] => US [patent_app_date] => 2017-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6520 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16622795 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/622795
Molecular sieve SCM-15, synthesis method therefor and use thereof Oct 30, 2017 Issued
Array ( [id] => 17044094 [patent_doc_number] => 11097256 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-24 [patent_title] => Molecular sieve SCM-14, a preparation process and use thereof [patent_app_type] => utility [patent_app_number] => 16/622806 [patent_app_country] => US [patent_app_date] => 2017-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6302 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16622806 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/622806
Molecular sieve SCM-14, a preparation process and use thereof Oct 30, 2017 Issued
Array ( [id] => 12232997 [patent_doc_number] => 20180065860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-08 [patent_title] => 'UZM-53, AN MTT ZEOLITE' [patent_app_type] => utility [patent_app_number] => 15/798367 [patent_app_country] => US [patent_app_date] => 2017-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 9267 [patent_no_of_claims] => 20 [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] => 15798367 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/798367
UZM-53, an MTT zeolite Oct 29, 2017 Issued
Array ( [id] => 12649878 [patent_doc_number] => 20180108457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-19 [patent_title] => Method of Depositing Niobium Doped Titania Film on a Substrate and the Coated Substrate Made Thereby [patent_app_type] => utility [patent_app_number] => 15/798149 [patent_app_country] => US [patent_app_date] => 2017-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7316 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 15798149 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/798149
Method of Depositing Niobium Doped Titania Film on a Substrate and the Coated Substrate Made Thereby Oct 29, 2017 Abandoned
Array ( [id] => 12660013 [patent_doc_number] => 20180111837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-04-26 [patent_title] => DIRECT SYNTHESIS OF HIGH-ASPECT RATIO ZEOLITE NANOSHEETS [patent_app_type] => utility [patent_app_number] => 15/791876 [patent_app_country] => US [patent_app_date] => 2017-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13930 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15791876 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/791876
Direct synthesis of high-aspect ratio zeolite nanosheets Oct 23, 2017 Issued
Array ( [id] => 13564321 [patent_doc_number] => 20180333708 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-22 [patent_title] => ZEOLITES, THE PRODUCTION THEREOF, AND THEIR USES FOR UPGRADING HEAVY OILS [patent_app_type] => utility [patent_app_number] => 15/790361 [patent_app_country] => US [patent_app_date] => 2017-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11294 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15790361 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/790361
Zeolites, the production thereof, and their uses for upgrading heavy oils Oct 22, 2017 Issued
Menu