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] => 1406721 [patent_doc_number] => 06521035 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-02-18 [patent_title] => 'Ink follow up composition for water-base ball pen' [patent_app_type] => B1 [patent_app_number] => 09/786121 [patent_app_country] => US [patent_app_date] => 2001-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4360 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/521/06521035.pdf [firstpage_image] =>[orig_patent_app_number] => 09786121 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/786121
Ink follow up composition for water-base ball pen Feb 28, 2001 Issued
Array ( [id] => 6901407 [patent_doc_number] => 20010022990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-09-20 [patent_title] => 'Coating solutions for use in forming bismuth-based ferroelectric thin films and a method of forming bismuth-based ferroelectric thin films using the coating solutions' [patent_app_type] => new [patent_app_number] => 09/793490 [patent_app_country] => US [patent_app_date] => 2001-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 7853 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0022/20010022990.pdf [firstpage_image] =>[orig_patent_app_number] => 09793490 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/793490
Coating solutions for use in forming bismuth-based ferroelectric thin films and a method of forming bismuth-based ferroelectric thin films using the coating solutions Feb 26, 2001 Abandoned
Array ( [id] => 6899456 [patent_doc_number] => 20010009132 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-07-26 [patent_title] => 'Fat impervious foils and coatings' [patent_app_type] => new [patent_app_number] => 09/794425 [patent_app_country] => US [patent_app_date] => 2001-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4335 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0009/20010009132.pdf [firstpage_image] =>[orig_patent_app_number] => 09794425 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/794425
Fat impervious foils and coatings Feb 26, 2001 Issued
Array ( [id] => 6887116 [patent_doc_number] => 20010008110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-07-19 [patent_title] => 'Low temperature burnout screen printing frit vehicle' [patent_app_type] => new-utility [patent_app_number] => 09/792921 [patent_app_country] => US [patent_app_date] => 2001-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1857 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0008/20010008110.pdf [firstpage_image] =>[orig_patent_app_number] => 09792921 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792921
Low temperature burnout screen printing frit vehicle Feb 25, 2001 Issued
Array ( [id] => 1229875 [patent_doc_number] => 06692578 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-17 [patent_title] => 'Hydrolysis of biomass material' [patent_app_type] => B2 [patent_app_number] => 09/792906 [patent_app_country] => US [patent_app_date] => 2001-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4508 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/692/06692578.pdf [firstpage_image] =>[orig_patent_app_number] => 09792906 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792906
Hydrolysis of biomass material Feb 22, 2001 Issued
Array ( [id] => 6168412 [patent_doc_number] => 20020152932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-24 [patent_title] => 'Coating compositions containing methyl/ethyl esters and methods of using same' [patent_app_type] => new [patent_app_number] => 09/784570 [patent_app_country] => US [patent_app_date] => 2001-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2872 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20020152932.pdf [firstpage_image] =>[orig_patent_app_number] => 09784570 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/784570
Coating compositions containing methyl/ethyl esters and methods of using same Feb 14, 2001 Issued
Array ( [id] => 6959256 [patent_doc_number] => 20010011516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-09 [patent_title] => 'Supplementation of cellulose nanofibrils with carboxycellulose which has a low degree of substitution' [patent_app_type] => new [patent_app_number] => 09/783492 [patent_app_country] => US [patent_app_date] => 2001-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8829 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 25 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20010011516.pdf [firstpage_image] =>[orig_patent_app_number] => 09783492 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/783492
Supplementation of cellulose nanofibrils with carboxycellulose which has a low degree of substitution Feb 13, 2001 Abandoned
Array ( [id] => 7039684 [patent_doc_number] => 20010004869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-06-28 [patent_title] => 'Supplementation of essentially amorphous cellulose nanofibrils with carboxycellulose which has a high degree of substitution' [patent_app_type] => new-utility [patent_app_number] => 09/782802 [patent_app_country] => US [patent_app_date] => 2001-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8943 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 28 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0004/20010004869.pdf [firstpage_image] =>[orig_patent_app_number] => 09782802 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/782802
Supplementation of essentially amorphous cellulose nanofibrils with carboxycellulose which has a high degree of substitution Feb 13, 2001 Issued
Array ( [id] => 1355416 [patent_doc_number] => 06572918 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-06-03 [patent_title] => 'Coating solution for forming colored film on glass substrate, glass plate with such colored film, and process for producing such glass plate' [patent_app_type] => B2 [patent_app_number] => 09/781962 [patent_app_country] => US [patent_app_date] => 2001-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5648 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/572/06572918.pdf [firstpage_image] =>[orig_patent_app_number] => 09781962 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/781962
Coating solution for forming colored film on glass substrate, glass plate with such colored film, and process for producing such glass plate Feb 13, 2001 Issued
Array ( [id] => 1391547 [patent_doc_number] => 06533855 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-03-18 [patent_title] => 'Dispersions of silicalite and zeolite nanoparticles in nonpolar solvents' [patent_app_type] => B1 [patent_app_number] => 09/782985 [patent_app_country] => US [patent_app_date] => 2001-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6707 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/533/06533855.pdf [firstpage_image] =>[orig_patent_app_number] => 09782985 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/782985
Dispersions of silicalite and zeolite nanoparticles in nonpolar solvents Feb 12, 2001 Issued
Array ( [id] => 1513366 [patent_doc_number] => 06419734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-07-16 [patent_title] => 'Laminated glass and primer used for its production' [patent_app_type] => B2 [patent_app_number] => 09/780507 [patent_app_country] => US [patent_app_date] => 2001-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2716 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/419/06419734.pdf [firstpage_image] =>[orig_patent_app_number] => 09780507 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/780507
Laminated glass and primer used for its production Feb 11, 2001 Issued
Array ( [id] => 4322294 [patent_doc_number] => 06331499 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-18 [patent_title] => 'Microwave dielectric ceramic composition' [patent_app_type] => 1 [patent_app_number] => 9/701310 [patent_app_country] => US [patent_app_date] => 2001-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2357 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/331/06331499.pdf [firstpage_image] =>[orig_patent_app_number] => 701310 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/701310
Microwave dielectric ceramic composition Feb 8, 2001 Issued
09/701357 Microwave dielectric ceramic composition Feb 8, 2001 Abandoned
Array ( [id] => 6891955 [patent_doc_number] => 20010018117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-30 [patent_title] => 'Dielectric ceramic composition, electronic device, and method for producing the same' [patent_app_type] => new [patent_app_number] => 09/778792 [patent_app_country] => US [patent_app_date] => 2001-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12262 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20010018117.pdf [firstpage_image] =>[orig_patent_app_number] => 09778792 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/778792
Dielectric ceramic composition, electronic device, and method for producing the same Feb 7, 2001 Issued
Array ( [id] => 7090240 [patent_doc_number] => 20010032568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-25 [patent_title] => 'Silane-based, coating compositions, coated articles obtained therefrom and methods of using same' [patent_app_type] => new [patent_app_number] => 09/778921 [patent_app_country] => US [patent_app_date] => 2001-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15278 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0032/20010032568.pdf [firstpage_image] =>[orig_patent_app_number] => 09778921 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/778921
Silane-based, coating compositions, coated articles obtained therefrom and methods of using same Feb 7, 2001 Issued
Array ( [id] => 6891953 [patent_doc_number] => 20010018115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-30 [patent_title] => 'Dielectric ceramic composition, electronic device, and method for producing the same' [patent_app_type] => new [patent_app_number] => 09/778735 [patent_app_country] => US [patent_app_date] => 2001-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10836 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20010018115.pdf [firstpage_image] =>[orig_patent_app_number] => 09778735 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/778735
Dielectric ceramic composition, electronic device, and method of producing the same Feb 7, 2001 Issued
Array ( [id] => 6898440 [patent_doc_number] => 20010046605 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-29 [patent_title] => 'Refractory coating for components of an aluminium electrolysis cell' [patent_app_type] => new [patent_app_number] => 09/777588 [patent_app_country] => US [patent_app_date] => 2001-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1803 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0046/20010046605.pdf [firstpage_image] =>[orig_patent_app_number] => 09777588 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/777588
Refractory coating for components of an aluminium electrolysis cell Feb 5, 2001 Abandoned
Array ( [id] => 1306732 [patent_doc_number] => 06613152 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-02 [patent_title] => 'Dextrinization of starch' [patent_app_type] => B1 [patent_app_number] => 09/719203 [patent_app_country] => US [patent_app_date] => 2001-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5423 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/613/06613152.pdf [firstpage_image] =>[orig_patent_app_number] => 09719203 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/719203
Dextrinization of starch Jan 28, 2001 Issued
Array ( [id] => 7200594 [patent_doc_number] => 20040069300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-04-15 [patent_title] => 'Use of an acetylated pre-gelled starch with a high content of amylose' [patent_app_type] => new [patent_app_number] => 10/311794 [patent_app_country] => US [patent_app_date] => 2003-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2835 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0069/20040069300.pdf [firstpage_image] =>[orig_patent_app_number] => 10311794 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/311794
Use of an acetylated pre-gelled starch with a high content of amylose Jan 25, 2001 Issued
Array ( [id] => 6566370 [patent_doc_number] => 20020165080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-07 [patent_title] => 'Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phases' [patent_app_type] => new [patent_app_number] => 09/768690 [patent_app_country] => US [patent_app_date] => 2001-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7249 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0165/20020165080.pdf [firstpage_image] =>[orig_patent_app_number] => 09768690 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/768690
Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phases Jan 23, 2001 Issued
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