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] => 4408905 [patent_doc_number] => 06309995 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-30 [patent_title] => 'Magnesium zinc titanate powder with a barium boron lithium silicate flux and a multilayer ceramic COG capacitor made therefrom' [patent_app_type] => 1 [patent_app_number] => 9/652562 [patent_app_country] => US [patent_app_date] => 2000-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5993 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/309/06309995.pdf [firstpage_image] =>[orig_patent_app_number] => 652562 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/652562
Magnesium zinc titanate powder with a barium boron lithium silicate flux and a multilayer ceramic COG capacitor made therefrom Aug 30, 2000 Issued
Array ( [id] => 722860 [patent_doc_number] => 07045004 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-16 [patent_title] => 'Coating composition' [patent_app_type] => utility [patent_app_number] => 09/959445 [patent_app_country] => US [patent_app_date] => 2000-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4049 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/045/07045004.pdf [firstpage_image] =>[orig_patent_app_number] => 09959445 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/959445
Coating composition Aug 29, 2000 Issued
Array ( [id] => 1418367 [patent_doc_number] => 06503314 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-07 [patent_title] => 'MOCVD ferroelectric and dielectric thin films depositions using mixed solvents' [patent_app_type] => B1 [patent_app_number] => 09/649381 [patent_app_country] => US [patent_app_date] => 2000-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 5721 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/503/06503314.pdf [firstpage_image] =>[orig_patent_app_number] => 09649381 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/649381
MOCVD ferroelectric and dielectric thin films depositions using mixed solvents Aug 27, 2000 Issued
Array ( [id] => 4402176 [patent_doc_number] => 06309455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-30 [patent_title] => 'Stable suspension of hydrocolloids and superplasticizer' [patent_app_type] => 1 [patent_app_number] => 9/642414 [patent_app_country] => US [patent_app_date] => 2000-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2889 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/309/06309455.pdf [firstpage_image] =>[orig_patent_app_number] => 642414 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/642414
Stable suspension of hydrocolloids and superplasticizer Aug 20, 2000 Issued
Array ( [id] => 1498659 [patent_doc_number] => 06485553 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-26 [patent_title] => 'Filler material and wax composition for use in investment casting' [patent_app_type] => B1 [patent_app_number] => 09/642411 [patent_app_country] => US [patent_app_date] => 2000-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3502 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/485/06485553.pdf [firstpage_image] =>[orig_patent_app_number] => 09642411 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/642411
Filler material and wax composition for use in investment casting Aug 20, 2000 Issued
Array ( [id] => 1559722 [patent_doc_number] => 06361592 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-26 [patent_title] => 'Method of treating metals using ureido silanes and multi-silyl-functional silanes in admixture' [patent_app_type] => B1 [patent_app_number] => 09/640143 [patent_app_country] => US [patent_app_date] => 2000-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6710 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/361/06361592.pdf [firstpage_image] =>[orig_patent_app_number] => 09640143 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/640143
Method of treating metals using ureido silanes and multi-silyl-functional silanes in admixture Aug 15, 2000 Issued
Array ( [id] => 1177962 [patent_doc_number] => 06736891 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-18 [patent_title] => 'Process for producing hydrophobic particulate inorganic oxides' [patent_app_type] => B1 [patent_app_number] => 09/636311 [patent_app_country] => US [patent_app_date] => 2000-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13096 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/736/06736891.pdf [firstpage_image] =>[orig_patent_app_number] => 09636311 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/636311
Process for producing hydrophobic particulate inorganic oxides Aug 10, 2000 Issued
Array ( [id] => 1579388 [patent_doc_number] => 06423145 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Dilute acid/metal salt hydrolysis of lignocellulosics' [patent_app_type] => B1 [patent_app_number] => 09/634978 [patent_app_country] => US [patent_app_date] => 2000-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4583 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/423/06423145.pdf [firstpage_image] =>[orig_patent_app_number] => 09634978 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/634978
Dilute acid/metal salt hydrolysis of lignocellulosics Aug 8, 2000 Issued
Array ( [id] => 1501638 [patent_doc_number] => 06464770 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-15 [patent_title] => 'Perlite products with controlled particle size distribution' [patent_app_type] => B1 [patent_app_number] => 09/635214 [patent_app_country] => US [patent_app_date] => 2000-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 10321 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/464/06464770.pdf [firstpage_image] =>[orig_patent_app_number] => 09635214 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/635214
Perlite products with controlled particle size distribution Aug 7, 2000 Issued
Array ( [id] => 4376034 [patent_doc_number] => 06303346 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-16 [patent_title] => 'Method of producing saccharide preparations' [patent_app_type] => 1 [patent_app_number] => 9/632392 [patent_app_country] => US [patent_app_date] => 2000-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 10665 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/303/06303346.pdf [firstpage_image] =>[orig_patent_app_number] => 632392 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/632392
Method of producing saccharide preparations Aug 3, 2000 Issued
Array ( [id] => 1547602 [patent_doc_number] => 06398860 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Sizing agent composition for printing paper' [patent_app_type] => B1 [patent_app_number] => 09/632578 [patent_app_country] => US [patent_app_date] => 2000-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4252 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/398/06398860.pdf [firstpage_image] =>[orig_patent_app_number] => 09632578 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/632578
Sizing agent composition for printing paper Aug 3, 2000 Issued
Array ( [id] => 1488679 [patent_doc_number] => 06416585 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-09 [patent_title] => 'Method for crystallizing polyols and sugars' [patent_app_type] => B1 [patent_app_number] => 09/628509 [patent_app_country] => US [patent_app_date] => 2000-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2300 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/416/06416585.pdf [firstpage_image] =>[orig_patent_app_number] => 09628509 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/628509
Method for crystallizing polyols and sugars Jul 27, 2000 Issued
Array ( [id] => 1445570 [patent_doc_number] => 06368413 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Process for preparing improved sugar product' [patent_app_type] => B1 [patent_app_number] => 09/625988 [patent_app_country] => US [patent_app_date] => 2000-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3586 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/368/06368413.pdf [firstpage_image] =>[orig_patent_app_number] => 09625988 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/625988
Process for preparing improved sugar product Jul 25, 2000 Issued
Array ( [id] => 1541040 [patent_doc_number] => 06372035 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-16 [patent_title] => 'Hydrophobising system for paper or similar fiber product' [patent_app_type] => B1 [patent_app_number] => 09/601095 [patent_app_country] => US [patent_app_date] => 2000-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2512 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/372/06372035.pdf [firstpage_image] =>[orig_patent_app_number] => 09601095 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/601095
Hydrophobising system for paper or similar fiber product Jul 24, 2000 Issued
Array ( [id] => 1468489 [patent_doc_number] => 06406546 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Process for purification of low grade sugar syrups using nanofiltration' [patent_app_type] => B1 [patent_app_number] => 09/618234 [patent_app_country] => US [patent_app_date] => 2000-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6444 [patent_no_of_claims] => 18 [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] => patents/06/406/06406546.pdf [firstpage_image] =>[orig_patent_app_number] => 09618234 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/618234
Process for purification of low grade sugar syrups using nanofiltration Jul 17, 2000 Issued
Array ( [id] => 1505426 [patent_doc_number] => 06440222 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-27 [patent_title] => 'Sugar beet membrane filtration process' [patent_app_type] => B1 [patent_app_number] => 09/618831 [patent_app_country] => US [patent_app_date] => 2000-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7663 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/440/06440222.pdf [firstpage_image] =>[orig_patent_app_number] => 09618831 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/618831
Sugar beet membrane filtration process Jul 17, 2000 Issued
Array ( [id] => 1468498 [patent_doc_number] => 06406548 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Sugar cane membrane filtration process' [patent_app_type] => B1 [patent_app_number] => 09/618830 [patent_app_country] => US [patent_app_date] => 2000-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6806 [patent_no_of_claims] => 83 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/406/06406548.pdf [firstpage_image] =>[orig_patent_app_number] => 09618830 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/618830
Sugar cane membrane filtration process Jul 17, 2000 Issued
Array ( [id] => 1468494 [patent_doc_number] => 06406547 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Sugar beet membrane filtration process' [patent_app_type] => B1 [patent_app_number] => 09/618416 [patent_app_country] => US [patent_app_date] => 2000-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6243 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/406/06406547.pdf [firstpage_image] =>[orig_patent_app_number] => 09618416 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/618416
Sugar beet membrane filtration process Jul 17, 2000 Issued
Array ( [id] => 4401019 [patent_doc_number] => 06264732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Puncture preventive sealant' [patent_app_type] => 1 [patent_app_number] => 9/613831 [patent_app_country] => US [patent_app_date] => 2000-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2688 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/264/06264732.pdf [firstpage_image] =>[orig_patent_app_number] => 613831 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/613831
Puncture preventive sealant Jul 10, 2000 Issued
Array ( [id] => 1358763 [patent_doc_number] => 06569546 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-27 [patent_title] => 'Member with film formed by thermal spraying of thermal spray material' [patent_app_type] => B1 [patent_app_number] => 09/530101 [patent_app_country] => US [patent_app_date] => 2000-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 6108 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/569/06569546.pdf [firstpage_image] =>[orig_patent_app_number] => 09530101 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/530101
Member with film formed by thermal spraying of thermal spray material Jul 2, 2000 Issued
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