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] => 9827550 [patent_doc_number] => 08936776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-01-20 [patent_title] => 'Metallophosphate molecular sieves, method of preparation and use' [patent_app_type] => utility [patent_app_number] => 13/690087 [patent_app_country] => US [patent_app_date] => 2012-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10068 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13690087 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/690087
Metallophosphate molecular sieves, method of preparation and use Nov 29, 2012 Issued
Array ( [id] => 9183197 [patent_doc_number] => 08623128 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-07 [patent_title] => 'Additives comprising cellulose ethers for ceramics extrusion' [patent_app_type] => utility [patent_app_number] => 13/688660 [patent_app_country] => US [patent_app_date] => 2012-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3442 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13688660 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/688660
Additives comprising cellulose ethers for ceramics extrusion Nov 28, 2012 Issued
Array ( [id] => 8837922 [patent_doc_number] => 20130133550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-30 [patent_title] => 'CERAMIC PRECURSOR BATCH COMPOSITIONS FOR INCREASED Tonset' [patent_app_type] => utility [patent_app_number] => 13/688930 [patent_app_country] => US [patent_app_date] => 2012-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4860 [patent_no_of_claims] => 12 [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] => 13688930 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/688930
Ceramic precursor batch compositions for increased Tonset Nov 28, 2012 Issued
Array ( [id] => 10875763 [patent_doc_number] => 08900547 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-02 [patent_title] => 'Synthesis of high activity large crystal ZSM-5' [patent_app_type] => utility [patent_app_number] => 13/685794 [patent_app_country] => US [patent_app_date] => 2012-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5704 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13685794 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/685794
Synthesis of high activity large crystal ZSM-5 Nov 26, 2012 Issued
Array ( [id] => 10510646 [patent_doc_number] => 09238219 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-19 [patent_title] => 'Zeolite, manufacturing method of the same, and catalytic cracking batalyst of paraffin' [patent_app_type] => utility [patent_app_number] => 13/813104 [patent_app_country] => US [patent_app_date] => 2012-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 11316 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13813104 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/813104
Zeolite, manufacturing method of the same, and catalytic cracking batalyst of paraffin Nov 21, 2012 Issued
Array ( [id] => 11218633 [patent_doc_number] => 09446960 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-20 [patent_title] => 'Process for ion exchange on zeolites' [patent_app_type] => utility [patent_app_number] => 13/679054 [patent_app_country] => US [patent_app_date] => 2012-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4517 [patent_no_of_claims] => 17 [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] => 13679054 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/679054
Process for ion exchange on zeolites Nov 15, 2012 Issued
Array ( [id] => 8828567 [patent_doc_number] => 20130129612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-23 [patent_title] => 'Process for Ion Exchange on Zeolites' [patent_app_type] => utility [patent_app_number] => 13/677868 [patent_app_country] => US [patent_app_date] => 2012-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4657 [patent_no_of_claims] => 16 [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] => 13677868 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/677868
Process for Ion Exchange on Zeolites Nov 14, 2012 Abandoned
Array ( [id] => 8828566 [patent_doc_number] => 20130129611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-23 [patent_title] => 'Organotemplate-free Synthetic Process for the Production of a Zeolitic Material of the CHA-Type Structure' [patent_app_type] => utility [patent_app_number] => 13/673661 [patent_app_country] => US [patent_app_date] => 2012-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 27351 [patent_no_of_claims] => 44 [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] => 13673661 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/673661
Organotemplate-free synthetic process for the production of a zeolitic material of the CHA-type structure Nov 8, 2012 Issued
Array ( [id] => 9831839 [patent_doc_number] => 08940652 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-01-27 [patent_title] => 'Phosphorus modified cracking catalysts with enhanced activity and hydrothermal stability' [patent_app_type] => utility [patent_app_number] => 13/668429 [patent_app_country] => US [patent_app_date] => 2012-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4432 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13668429 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/668429
Phosphorus modified cracking catalysts with enhanced activity and hydrothermal stability Nov 4, 2012 Issued
Array ( [id] => 11750354 [patent_doc_number] => 09708356 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-07-18 [patent_title] => 'Method for manufacturing monosaccharides, oligosaccharides, and furfurals from biomass' [patent_app_type] => utility [patent_app_number] => 14/360387 [patent_app_country] => US [patent_app_date] => 2012-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 53071 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14360387 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/360387
Method for manufacturing monosaccharides, oligosaccharides, and furfurals from biomass Nov 1, 2012 Issued
Array ( [id] => 10521944 [patent_doc_number] => 09248437 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-02 [patent_title] => 'Hollow spherical zeolite IM-5 and preparation method therefor' [patent_app_type] => utility [patent_app_number] => 14/356704 [patent_app_country] => US [patent_app_date] => 2012-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2726 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14356704 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/356704
Hollow spherical zeolite IM-5 and preparation method therefor Oct 29, 2012 Issued
Array ( [id] => 10607257 [patent_doc_number] => 09327277 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-03 [patent_title] => 'Fibrous IM-5 molecular sieve and preparation process thereof' [patent_app_type] => utility [patent_app_number] => 14/356725 [patent_app_country] => US [patent_app_date] => 2012-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2567 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14356725 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/356725
Fibrous IM-5 molecular sieve and preparation process thereof Oct 29, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
Array ( [id] => 9976837 [patent_doc_number] => 09023142 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same' [patent_app_type] => utility [patent_app_number] => 14/346893 [patent_app_country] => US [patent_app_date] => 2012-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 13933 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14346893 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/346893
Polypeptide solution, artificial polypeptide fiber production method and polypeptide purification method using same Oct 28, 2012 Issued
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