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] => 3050251 [patent_doc_number] => 05338352 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-16 [patent_title] => 'Process for the emulsification of polydimethyl siloxane oils, organomodified siloxane oils and organic oil using non-ionic surfactants' [patent_app_type] => 1 [patent_app_number] => 8/059819 [patent_app_country] => US [patent_app_date] => 1993-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6896 [patent_no_of_claims] => 13 [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/05/338/05338352.pdf [firstpage_image] =>[orig_patent_app_number] => 059819 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/059819
Process for the emulsification of polydimethyl siloxane oils, organomodified siloxane oils and organic oil using non-ionic surfactants May 9, 1993 Issued
Array ( [id] => 3038010 [patent_doc_number] => 05334243 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-02 [patent_title] => 'Crack inhibitor for tape joint compositions' [patent_app_type] => 1 [patent_app_number] => 8/057238 [patent_app_country] => US [patent_app_date] => 1993-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3105 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/334/05334243.pdf [firstpage_image] =>[orig_patent_app_number] => 057238 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/057238
Crack inhibitor for tape joint compositions May 3, 1993 Issued
Array ( [id] => 3415335 [patent_doc_number] => 05389137 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-14 [patent_title] => 'Process for dyeing asphalt' [patent_app_type] => 1 [patent_app_number] => 8/047925 [patent_app_country] => US [patent_app_date] => 1993-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2171 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/389/05389137.pdf [firstpage_image] =>[orig_patent_app_number] => 047925 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/047925
Process for dyeing asphalt Apr 18, 1993 Issued
Array ( [id] => 3027893 [patent_doc_number] => 05300142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-05 [patent_title] => 'Compositions and process for highlighting surface defects in, and prevention of adhesion of hot metal to, metal surfaces' [patent_app_type] => 1 [patent_app_number] => 8/049695 [patent_app_country] => US [patent_app_date] => 1993-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4425 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/300/05300142.pdf [firstpage_image] =>[orig_patent_app_number] => 049695 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/049695
Compositions and process for highlighting surface defects in, and prevention of adhesion of hot metal to, metal surfaces Apr 15, 1993 Issued
Array ( [id] => 3023291 [patent_doc_number] => 05316746 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-31 [patent_title] => 'High purity iron oxide and method for production hereof' [patent_app_type] => 1 [patent_app_number] => 8/048968 [patent_app_country] => US [patent_app_date] => 1993-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3862 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/316/05316746.pdf [firstpage_image] =>[orig_patent_app_number] => 048968 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/048968
High purity iron oxide and method for production hereof Apr 15, 1993 Issued
Array ( [id] => 3511582 [patent_doc_number] => 05505772 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-09 [patent_title] => 'Process for conglutinating wood particles into formed bodies' [patent_app_type] => 1 [patent_app_number] => 8/044532 [patent_app_country] => US [patent_app_date] => 1993-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3153 [patent_no_of_claims] => 17 [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] => patents/05/505/05505772.pdf [firstpage_image] =>[orig_patent_app_number] => 044532 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/044532
Process for conglutinating wood particles into formed bodies Apr 7, 1993 Issued
Array ( [id] => 3099805 [patent_doc_number] => 05407475 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Thermally stable thiosulfate hydroxyethylcellulose suspension' [patent_app_type] => 1 [patent_app_number] => 8/043681 [patent_app_country] => US [patent_app_date] => 1993-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1965 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/407/05407475.pdf [firstpage_image] =>[orig_patent_app_number] => 043681 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/043681
Thermally stable thiosulfate hydroxyethylcellulose suspension Apr 7, 1993 Issued
Array ( [id] => 3013111 [patent_doc_number] => 05326390 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-05 [patent_title] => 'Organic vehicle and electronic paste' [patent_app_type] => 1 [patent_app_number] => 8/043163 [patent_app_country] => US [patent_app_date] => 1993-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4201 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/326/05326390.pdf [firstpage_image] =>[orig_patent_app_number] => 043163 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/043163
Organic vehicle and electronic paste Apr 4, 1993 Issued
08/039689 CERAMIC SUBSTRATE, CIRCUIT SUBSTRATE AND ELECTRONIC CIRCUIT SUBSTRATE BY USE THEREOF AND METHOD FOR PREPARING CERAMIC SUBSTRATE Mar 28, 1993 Pending
90/002986 TRANSPARENT, ABRASION RESISTANT COATING COMPOSITIONS Mar 14, 1993 Issued
90/002985 TRANSPARENT, ABRASION RESISTANT COATING COMPOSITIONS Mar 14, 1993 Issued
Array ( [id] => 3022371 [patent_doc_number] => 05342436 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-30 [patent_title] => 'Composition for protecting and sealing articles' [patent_app_type] => 1 [patent_app_number] => 8/029703 [patent_app_country] => US [patent_app_date] => 1993-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1743 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/342/05342436.pdf [firstpage_image] =>[orig_patent_app_number] => 029703 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/029703
Composition for protecting and sealing articles Mar 10, 1993 Issued
Array ( [id] => 3070802 [patent_doc_number] => 05322556 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-21 [patent_title] => 'Process for preparing a sulfonated dispersant from petroleum asphalt fractions' [patent_app_type] => 1 [patent_app_number] => 8/028728 [patent_app_country] => US [patent_app_date] => 1993-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3854 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/322/05322556.pdf [firstpage_image] =>[orig_patent_app_number] => 028728 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/028728
Process for preparing a sulfonated dispersant from petroleum asphalt fractions Mar 7, 1993 Issued
Array ( [id] => 3083223 [patent_doc_number] => 05284717 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-08 [patent_title] => 'Method for producing raw materials for a reformer by cracking and desulfurizing petroleum fuels' [patent_app_type] => 1 [patent_app_number] => 8/022857 [patent_app_country] => US [patent_app_date] => 1993-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1908 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/284/05284717.pdf [firstpage_image] =>[orig_patent_app_number] => 022857 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/022857
Method for producing raw materials for a reformer by cracking and desulfurizing petroleum fuels Feb 24, 1993 Issued
Array ( [id] => 3475554 [patent_doc_number] => 05456744 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-10 [patent_title] => 'Traction with diatomaceous earth' [patent_app_type] => 1 [patent_app_number] => 8/021224 [patent_app_country] => US [patent_app_date] => 1993-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1414 [patent_no_of_claims] => 13 [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/05/456/05456744.pdf [firstpage_image] =>[orig_patent_app_number] => 021224 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/021224
Traction with diatomaceous earth Feb 22, 1993 Issued
Array ( [id] => 3087256 [patent_doc_number] => 05292363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-08 [patent_title] => 'Papermarking composition, process using same, and paper produced therefrom' [patent_app_type] => 1 [patent_app_number] => 8/016663 [patent_app_country] => US [patent_app_date] => 1993-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6492 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/292/05292363.pdf [firstpage_image] =>[orig_patent_app_number] => 016663 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/016663
Papermarking composition, process using same, and paper produced therefrom Feb 9, 1993 Issued
08/015504 PROCESS FOR PREPARING A LOW FAT, TRANSPARENT, STABLE OAT PROTEIN CONTAINING AQUEOUS SOLUTION AND PRODUCT THEREOF Feb 8, 1993 Abandoned
08/014077 SPECIAL AMYLOSES AND THEIR USE FOR PRODUCING BIODEGRADABLE PLASTICS Feb 3, 1993 Abandoned
Array ( [id] => 2990288 [patent_doc_number] => 05358559 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-25 [patent_title] => 'Starch-hemicellulose adhesive for high speed corrugating' [patent_app_type] => 1 [patent_app_number] => 8/010247 [patent_app_country] => US [patent_app_date] => 1993-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6366 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/358/05358559.pdf [firstpage_image] =>[orig_patent_app_number] => 010247 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/010247
Starch-hemicellulose adhesive for high speed corrugating Jan 27, 1993 Issued
08/003604 FILM COATINGS AND FILM COATING COMPOSITIONS BASED ON CELLULOSIC POLYMERS AND LACTOSE Jan 12, 1993 Abandoned
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