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] => 4226920 [patent_doc_number] => 06074468 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Sizing composition' [patent_app_type] => 1 [patent_app_number] => 9/339005 [patent_app_country] => US [patent_app_date] => 1999-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 10758 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/074/06074468.pdf [firstpage_image] =>[orig_patent_app_number] => 339005 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/339005
Sizing composition Jun 22, 1999 Issued
Array ( [id] => 4131595 [patent_doc_number] => 06062723 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-16 [patent_title] => 'Device for preparing a glue for corrugated board' [patent_app_type] => 1 [patent_app_number] => 9/334346 [patent_app_country] => US [patent_app_date] => 1999-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5432 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/062/06062723.pdf [firstpage_image] =>[orig_patent_app_number] => 334346 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/334346
Device for preparing a glue for corrugated board Jun 15, 1999 Issued
Array ( [id] => 7636540 [patent_doc_number] => 06380117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-04-30 [patent_title] => 'Dielectric material and process for producing the same' [patent_app_type] => B2 [patent_app_number] => 09/333944 [patent_app_country] => US [patent_app_date] => 1999-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5078 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/380/06380117.pdf [firstpage_image] =>[orig_patent_app_number] => 09333944 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/333944
Dielectric material and process for producing the same Jun 15, 1999 Issued
Array ( [id] => 4071570 [patent_doc_number] => 06069104 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Microwave dielectric porcelain composition' [patent_app_type] => 1 [patent_app_number] => 9/332033 [patent_app_country] => US [patent_app_date] => 1999-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4765 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/069/06069104.pdf [firstpage_image] =>[orig_patent_app_number] => 332033 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/332033
Microwave dielectric porcelain composition Jun 13, 1999 Issued
Array ( [id] => 4292697 [patent_doc_number] => 06184003 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Process for preparing a crystalline .alpha. anhydrous dextrose of high purity' [patent_app_type] => 1 [patent_app_number] => 9/328522 [patent_app_country] => US [patent_app_date] => 1999-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4182 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/184/06184003.pdf [firstpage_image] =>[orig_patent_app_number] => 328522 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/328522
Process for preparing a crystalline .alpha. anhydrous dextrose of high purity Jun 8, 1999 Issued
Array ( [id] => 4117538 [patent_doc_number] => 06126754 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-03 [patent_title] => 'Process for the manufacture of a starch hydrolysate with high dextrose content' [patent_app_type] => 1 [patent_app_number] => 9/328520 [patent_app_country] => US [patent_app_date] => 1999-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3578 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/126/06126754.pdf [firstpage_image] =>[orig_patent_app_number] => 328520 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/328520
Process for the manufacture of a starch hydrolysate with high dextrose content Jun 8, 1999 Issued
Array ( [id] => 4373289 [patent_doc_number] => 06277186 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-21 [patent_title] => 'Thermally-inhibited starch prepared with oligosaccharides' [patent_app_type] => 1 [patent_app_number] => 9/323366 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8301 [patent_no_of_claims] => 23 [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] => patents/06/277/06277186.pdf [firstpage_image] =>[orig_patent_app_number] => 323366 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323366
Thermally-inhibited starch prepared with oligosaccharides May 31, 1999 Issued
Array ( [id] => 4319362 [patent_doc_number] => 06248680 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Low temperature burnout screen printing frit vehicles and pastes' [patent_app_type] => 1 [patent_app_number] => 9/323459 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1846 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/248/06248680.pdf [firstpage_image] =>[orig_patent_app_number] => 323459 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323459
Low temperature burnout screen printing frit vehicles and pastes May 31, 1999 Issued
Array ( [id] => 4145613 [patent_doc_number] => 06103001 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Stable, constant particle size, aqueous emulsions of nonpolar silanes suitable for use in water repellence applications' [patent_app_type] => 1 [patent_app_number] => 9/323325 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6735 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/103/06103001.pdf [firstpage_image] =>[orig_patent_app_number] => 323325 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323325
Stable, constant particle size, aqueous emulsions of nonpolar silanes suitable for use in water repellence applications May 31, 1999 Issued
Array ( [id] => 4415195 [patent_doc_number] => 06176935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-23 [patent_title] => 'System and method for refining sugar' [patent_app_type] => 1 [patent_app_number] => 9/318540 [patent_app_country] => US [patent_app_date] => 1999-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2377 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/176/06176935.pdf [firstpage_image] =>[orig_patent_app_number] => 318540 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/318540
System and method for refining sugar May 24, 1999 Issued
Array ( [id] => 4357971 [patent_doc_number] => 06174831 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-16 [patent_title] => 'Dielectric ceramic composition' [patent_app_type] => 1 [patent_app_number] => 9/318325 [patent_app_country] => US [patent_app_date] => 1999-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2939 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/174/06174831.pdf [firstpage_image] =>[orig_patent_app_number] => 318325 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/318325
Dielectric ceramic composition May 24, 1999 Issued
Array ( [id] => 4263729 [patent_doc_number] => 06322621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-27 [patent_title] => 'Chemical method of liquefaction and dispersion of paraffin waxes, asphaltenes and coke derived from various sources' [patent_app_type] => 1 [patent_app_number] => 9/317669 [patent_app_country] => US [patent_app_date] => 1999-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6113 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/322/06322621.pdf [firstpage_image] =>[orig_patent_app_number] => 317669 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/317669
Chemical method of liquefaction and dispersion of paraffin waxes, asphaltenes and coke derived from various sources May 23, 1999 Issued
Array ( [id] => 4303604 [patent_doc_number] => 06187707 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Barium titanate-based semiconductive ceramic composition' [patent_app_type] => 1 [patent_app_number] => 9/308513 [patent_app_country] => US [patent_app_date] => 1999-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6206 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/187/06187707.pdf [firstpage_image] =>[orig_patent_app_number] => 308513 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/308513
Barium titanate-based semiconductive ceramic composition May 19, 1999 Issued
Array ( [id] => 4123161 [patent_doc_number] => 06120587 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Water-stabilized organosilane compounds and methods for using the same' [patent_app_type] => 1 [patent_app_number] => 9/315573 [patent_app_country] => US [patent_app_date] => 1999-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20264 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/120/06120587.pdf [firstpage_image] =>[orig_patent_app_number] => 315573 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/315573
Water-stabilized organosilane compounds and methods for using the same May 19, 1999 Issued
Array ( [id] => 4174999 [patent_doc_number] => 06159279 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Recycled roadway material millings based asphalt-fines matrix, procedure for recycling these materials and use of the coated material' [patent_app_type] => 1 [patent_app_number] => 9/314131 [patent_app_country] => US [patent_app_date] => 1999-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2933 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/159/06159279.pdf [firstpage_image] =>[orig_patent_app_number] => 314131 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/314131
Recycled roadway material millings based asphalt-fines matrix, procedure for recycling these materials and use of the coated material May 18, 1999 Issued
Array ( [id] => 4084860 [patent_doc_number] => 06162752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-19 [patent_title] => 'Barium titanate powder, semiconducting ceramic, and semiconducting ceramic electronic element' [patent_app_type] => 1 [patent_app_number] => 9/309985 [patent_app_country] => US [patent_app_date] => 1999-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2267 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/162/06162752.pdf [firstpage_image] =>[orig_patent_app_number] => 309985 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/309985
Barium titanate powder, semiconducting ceramic, and semiconducting ceramic electronic element May 10, 1999 Issued
09/309653 ROAD REPAIR METHODS AND FAST BREAKING ASPHALT EMULSION COMPOSITIONS USEFUL THEREWITH May 9, 1999 Abandoned
Array ( [id] => 4398052 [patent_doc_number] => 06231657 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-15 [patent_title] => 'Supplementation of cellulose nanofibrils with carboxycellulose with low degree of substitution' [patent_app_type] => 1 [patent_app_number] => 9/214765 [patent_app_country] => US [patent_app_date] => 1999-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8867 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/231/06231657.pdf [firstpage_image] =>[orig_patent_app_number] => 214765 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/214765
Supplementation of cellulose nanofibrils with carboxycellulose with low degree of substitution May 6, 1999 Issued
Array ( [id] => 4117605 [patent_doc_number] => 06071842 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-06 [patent_title] => 'Barium titanate-based semiconductor ceramic' [patent_app_type] => 1 [patent_app_number] => 9/305363 [patent_app_country] => US [patent_app_date] => 1999-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4708 [patent_no_of_claims] => 12 [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/06/071/06071842.pdf [firstpage_image] =>[orig_patent_app_number] => 305363 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/305363
Barium titanate-based semiconductor ceramic May 4, 1999 Issued
Array ( [id] => 1034056 [patent_doc_number] => 06875262 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-04-05 [patent_title] => 'Silica-based coating film on substrate and coating solution therefor' [patent_app_type] => utility [patent_app_number] => 09/302471 [patent_app_country] => US [patent_app_date] => 1999-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3891 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/875/06875262.pdf [firstpage_image] =>[orig_patent_app_number] => 09302471 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/302471
Silica-based coating film on substrate and coating solution therefor Apr 29, 1999 Issued
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