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] => 17207638 [patent_doc_number] => 11167996 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-09 [patent_title] => Synthesis of SZR framework type molecular sieves [patent_app_type] => utility [patent_app_number] => 17/323034 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3322 [patent_no_of_claims] => 8 [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] => 17323034 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/323034
Synthesis of SZR framework type molecular sieves May 17, 2021 Issued
Array ( [id] => 17193011 [patent_doc_number] => 11161749 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-02 [patent_title] => Molecular sieve SSZ-120, its synthesis and use [patent_app_type] => utility [patent_app_number] => 17/323005 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3879 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17323005 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/323005
Molecular sieve SSZ-120, its synthesis and use May 17, 2021 Issued
Array ( [id] => 17193012 [patent_doc_number] => 11161750 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-02 [patent_title] => Molecular sieve SSZ-121, its synthesis and use [patent_app_type] => utility [patent_app_number] => 17/236052 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3481 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17236052 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/236052
Molecular sieve SSZ-121, its synthesis and use Apr 20, 2021 Issued
Array ( [id] => 17329982 [patent_doc_number] => 11220435 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-11 [patent_title] => Molecular sieve SSZ-94, catalyst, and methods of use thereof [patent_app_type] => utility [patent_app_number] => 17/214793 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7951 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [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] => 17214793 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/214793
Molecular sieve SSZ-94, catalyst, and methods of use thereof Mar 25, 2021 Issued
Array ( [id] => 17236505 [patent_doc_number] => 11180376 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-11-23 [patent_title] => Synthesis of zeolites having the ferrierite structure [patent_app_type] => utility [patent_app_number] => 17/206329 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 34 [patent_no_of_words] => 5338 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17206329 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/206329
Synthesis of zeolites having the ferrierite structure Mar 18, 2021 Issued
Array ( [id] => 17162865 [patent_doc_number] => 11148952 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-19 [patent_title] => Method for preparing hydrophobic molecular sieves from borosilicate and zincosilicate molecular sieves [patent_app_type] => utility [patent_app_number] => 17/176636 [patent_app_country] => US [patent_app_date] => 2021-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5039 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17176636 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/176636
Method for preparing hydrophobic molecular sieves from borosilicate and zincosilicate molecular sieves Feb 15, 2021 Issued
Array ( [id] => 16806566 [patent_doc_number] => 20210129119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => GERMANOSILICATE COMPOSITIONS OF CIT-5 TOPOLOGY AND METHODS OF PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 17/147889 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19444 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147889 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147889
Germanosilicate compositions of CIT-5 topology and methods of preparing the same Jan 12, 2021 Issued
Array ( [id] => 16806567 [patent_doc_number] => 20210129120 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => GERMANOSILICATE COMPOSITIONS OF CIT-14 TOPOLOGY AND METHODS OF PREPARING AND USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/147936 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19432 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147936 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147936
Germanosilicate compositions of CIT-14 topology and methods of preparing and using the same Jan 12, 2021 Issued
Array ( [id] => 16853903 [patent_doc_number] => 20210154648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => GERMANOSILICATE COMPOSITIONS OF CIT-13 TOPOLOGY AND METHODS OF PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 17/147866 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19452 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147866 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147866
Crystalline microporous germanosilicates of cit-13 topology and methods of preparing and using the same Jan 12, 2021 Issued
Array ( [id] => 16853904 [patent_doc_number] => 20210154649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => PHYLLOSILICATE COMPOSITIONS DESIGNATED CIT-13P AND METHODS OF PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 17/147911 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19436 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147911 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147911
Phyllosilicate compositions designated CIT-13P and methods of preparing the same Jan 12, 2021 Issued
Array ( [id] => 17362894 [patent_doc_number] => 11229903 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-25 [patent_title] => Hydroisomerization catalyst with improved thermal stability [patent_app_type] => utility [patent_app_number] => 17/138068 [patent_app_country] => US [patent_app_date] => 2020-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7896 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17138068 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/138068
Hydroisomerization catalyst with improved thermal stability Dec 29, 2020 Issued
Array ( [id] => 17251018 [patent_doc_number] => 11186490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Aluminosilicate nanorods [patent_app_type] => utility [patent_app_number] => 17/092791 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 38 [patent_no_of_words] => 6604 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17092791 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/092791
Aluminosilicate nanorods Nov 8, 2020 Issued
Array ( [id] => 17134028 [patent_doc_number] => 11135568 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-05 [patent_title] => Methods of regenerating molecular sieves, and related systems [patent_app_type] => utility [patent_app_number] => 17/078792 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 19 [patent_no_of_words] => 10932 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17078792 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/078792
Methods of regenerating molecular sieves, and related systems Oct 22, 2020 Issued
Array ( [id] => 16727691 [patent_doc_number] => 20210094838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => PROCESS FOR PREPARING AN IZM-2 ZEOLITE IN THE PRESENCE OF A NITROGENOUS ORGANIC STRUCTURING AGENT IN HYDROXIDE FORM AND OF AN ALKALI METAL CHLORIDE, IN FLUORINATED OR NON-FLUORINATED MEDIUM [patent_app_type] => utility [patent_app_number] => 17/032093 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17032093 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/032093
Process for preparing an IZM-2 zeolite in the presence of a nitrogenous organic structuring agent in hydroxide form and of an alkali metal chloride, in fluorinated or non-fluorinated medium Sep 24, 2020 Issued
Array ( [id] => 16977459 [patent_doc_number] => 20210221696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => MOLECULAR SIEVE SSZ-117, ITS SYNTHESIS AND USE [patent_app_type] => utility [patent_app_number] => 17/023662 [patent_app_country] => US [patent_app_date] => 2020-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17023662 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/023662
Molecular sieve SSZ-117, its synthesis and use Sep 16, 2020 Issued
Array ( [id] => 16695795 [patent_doc_number] => 10946367 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Method of synthesis of nano-sized beta zeolites containing mesopores and uses thereof [patent_app_type] => utility [patent_app_number] => 17/023885 [patent_app_country] => US [patent_app_date] => 2020-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4483 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17023885 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/023885
Method of synthesis of nano-sized beta zeolites containing mesopores and uses thereof Sep 16, 2020 Issued
Array ( [id] => 16483773 [patent_doc_number] => 20200377374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => HIGHLY HOMOGENOUS ZEOLITE PRECURSORS [patent_app_type] => utility [patent_app_number] => 16/999385 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16999385 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/999385
Highly homogenous zeolite precursors Aug 20, 2020 Issued
Array ( [id] => 16444733 [patent_doc_number] => 10836644 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-17 [patent_title] => Small crystal SSZ-27, its synthesis and use [patent_app_type] => utility [patent_app_number] => 16/994788 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3222 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 16994788 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/994788
Small crystal SSZ-27, its synthesis and use Aug 16, 2020 Issued
Array ( [id] => 16628540 [patent_doc_number] => 20210047193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => METHOD OF PREPARING ZEOLITE NANOSHEET VIA SIMPLE CALCINATION PROCESS AND ZEOLITE NANOSHEET PARTICLE PREPARED THEREBY [patent_app_type] => utility [patent_app_number] => 16/993479 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16993479 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/993479
Method of preparing zeolite nanosheet via simple calcination process and zeolite nanosheet particle prepared thereby Aug 13, 2020 Issued
Array ( [id] => 16467195 [patent_doc_number] => 20200368732 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => ZEOLITES, THE PRODUCTION THEREOF, AND THEIR USES FOR UPGRADING HEAVY OILS [patent_app_type] => utility [patent_app_number] => 16/993450 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11302 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16993450 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/993450
Zeolites, the production thereof, and their uses for upgrading heavy oils Aug 13, 2020 Issued
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