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] => 3650933 [patent_doc_number] => 05626658 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Method of enhancing internal adhesion of cementitious compositions and compositions therefor' [patent_app_type] => 1 [patent_app_number] => 8/610658 [patent_app_country] => US [patent_app_date] => 1996-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3847 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626658.pdf [firstpage_image] =>[orig_patent_app_number] => 610658 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/610658
Method of enhancing internal adhesion of cementitious compositions and compositions therefor Mar 3, 1996 Issued
Array ( [id] => 3640795 [patent_doc_number] => 05628821 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-13 [patent_title] => 'Modeling composition' [patent_app_type] => 1 [patent_app_number] => 8/606310 [patent_app_country] => US [patent_app_date] => 1996-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1726 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/628/05628821.pdf [firstpage_image] =>[orig_patent_app_number] => 606310 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/606310
Modeling composition Feb 22, 1996 Issued
Array ( [id] => 3807393 [patent_doc_number] => 05709741 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-20 [patent_title] => 'Water repellent for application to glass and water-repellent glass' [patent_app_type] => 1 [patent_app_number] => 8/605604 [patent_app_country] => US [patent_app_date] => 1996-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2776 [patent_no_of_claims] => 4 [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/05/709/05709741.pdf [firstpage_image] =>[orig_patent_app_number] => 605604 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/605604
Water repellent for application to glass and water-repellent glass Feb 21, 1996 Issued
Array ( [id] => 3826260 [patent_doc_number] => 05711794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Method for continuous production of varnish' [patent_app_type] => 1 [patent_app_number] => 8/603203 [patent_app_country] => US [patent_app_date] => 1996-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4486 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/711/05711794.pdf [firstpage_image] =>[orig_patent_app_number] => 603203 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/603203
Method for continuous production of varnish Feb 19, 1996 Issued
Array ( [id] => 3720245 [patent_doc_number] => 05669964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Fluoralkycarboxylic acid and derivative thereof' [patent_app_type] => 1 [patent_app_number] => 8/601360 [patent_app_country] => US [patent_app_date] => 1996-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7168 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/669/05669964.pdf [firstpage_image] =>[orig_patent_app_number] => 601360 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/601360
Fluoralkycarboxylic acid and derivative thereof Feb 15, 1996 Issued
Array ( [id] => 3650947 [patent_doc_number] => 05626659 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Means and method of recycling asphalt composition shingles' [patent_app_type] => 1 [patent_app_number] => 8/605327 [patent_app_country] => US [patent_app_date] => 1996-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2531 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626659.pdf [firstpage_image] =>[orig_patent_app_number] => 605327 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/605327
Means and method of recycling asphalt composition shingles Feb 13, 1996 Issued
08/598016 CERAMIC SUBSTRATE, CIRCUIT SUBSTRATE AND ELECTRONIC CIRCUIT SUBSTRATE BY USE THEREOF AND METHOD FOR PREPARING CERAMIC SUBSTRATE Feb 6, 1996 Abandoned
Array ( [id] => 3774338 [patent_doc_number] => 05773752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Coating compositions with impact marking capability and method' [patent_app_type] => 1 [patent_app_number] => 8/595752 [patent_app_country] => US [patent_app_date] => 1996-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3341 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/773/05773752.pdf [firstpage_image] =>[orig_patent_app_number] => 595752 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/595752
Coating compositions with impact marking capability and method Feb 1, 1996 Issued
08/594612 EMULSIFIER SYSTEM FOR ROSIN SIZING AGENTS Feb 1, 1996 Abandoned
Array ( [id] => 3723911 [patent_doc_number] => 05665155 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'Organofunctional polysiloxanes for modifying the surface of finely divided particles' [patent_app_type] => 1 [patent_app_number] => 8/595053 [patent_app_country] => US [patent_app_date] => 1996-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2002 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/665/05665155.pdf [firstpage_image] =>[orig_patent_app_number] => 595053 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/595053
Organofunctional polysiloxanes for modifying the surface of finely divided particles Jan 30, 1996 Issued
Array ( [id] => 3615201 [patent_doc_number] => 05641349 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-24 [patent_title] => 'Water-based adhesives containing thermally-inhibited starches' [patent_app_type] => 1 [patent_app_number] => 8/594543 [patent_app_country] => US [patent_app_date] => 1996-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22613 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/641/05641349.pdf [firstpage_image] =>[orig_patent_app_number] => 594543 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/594543
Water-based adhesives containing thermally-inhibited starches Jan 30, 1996 Issued
Array ( [id] => 3650961 [patent_doc_number] => 05626660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Optically clear aminosilicone compositions' [patent_app_type] => 1 [patent_app_number] => 8/594044 [patent_app_country] => US [patent_app_date] => 1996-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4066 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626660.pdf [firstpage_image] =>[orig_patent_app_number] => 594044 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/594044
Optically clear aminosilicone compositions Jan 29, 1996 Issued
Array ( [id] => 3613537 [patent_doc_number] => 05614010 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-25 [patent_title] => 'Hydrocarbon gels useful in formation fracturing' [patent_app_type] => 1 [patent_app_number] => 8/592592 [patent_app_country] => US [patent_app_date] => 1996-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4314 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/614/05614010.pdf [firstpage_image] =>[orig_patent_app_number] => 592592 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/592592
Hydrocarbon gels useful in formation fracturing Jan 25, 1996 Issued
Array ( [id] => 3650112 [patent_doc_number] => 05658377 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Stable high solids aqueous dispersions of hydrophobizing agents' [patent_app_type] => 1 [patent_app_number] => 8/590089 [patent_app_country] => US [patent_app_date] => 1996-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7582 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/658/05658377.pdf [firstpage_image] =>[orig_patent_app_number] => 590089 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/590089
Stable high solids aqueous dispersions of hydrophobizing agents Jan 23, 1996 Issued
Array ( [id] => 3887345 [patent_doc_number] => 05749953 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'High shear asphalt compositions' [patent_app_type] => 1 [patent_app_number] => 8/587964 [patent_app_country] => US [patent_app_date] => 1996-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7021 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/749/05749953.pdf [firstpage_image] =>[orig_patent_app_number] => 587964 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/587964
High shear asphalt compositions Jan 16, 1996 Issued
Array ( [id] => 3617581 [patent_doc_number] => 05607505 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-03-04 [patent_title] => 'Waste treatment process' [patent_app_type] => 1 [patent_app_number] => 8/586168 [patent_app_country] => US [patent_app_date] => 1996-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6689 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/607/05607505.pdf [firstpage_image] =>[orig_patent_app_number] => 586168 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/586168
Waste treatment process Jan 15, 1996 Issued
Array ( [id] => 3651016 [patent_doc_number] => 05626664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Waste treatment process' [patent_app_type] => 1 [patent_app_number] => 8/586170 [patent_app_country] => US [patent_app_date] => 1996-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6666 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626664.pdf [firstpage_image] =>[orig_patent_app_number] => 586170 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/586170
Waste treatment process Jan 15, 1996 Issued
Array ( [id] => 3687948 [patent_doc_number] => 05660621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-26 [patent_title] => 'Binder composition for use in three dimensional printing' [patent_app_type] => 1 [patent_app_number] => 8/581319 [patent_app_country] => US [patent_app_date] => 1995-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3000 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/660/05660621.pdf [firstpage_image] =>[orig_patent_app_number] => 581319 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/581319
Binder composition for use in three dimensional printing Dec 28, 1995 Issued
Array ( [id] => 3608218 [patent_doc_number] => 05589430 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-31 [patent_title] => 'Densely sintered, tabular ceramic parts of aluminum oxide having improved thermal shock resistance' [patent_app_type] => 1 [patent_app_number] => 8/580859 [patent_app_country] => US [patent_app_date] => 1995-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4380 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/589/05589430.pdf [firstpage_image] =>[orig_patent_app_number] => 580859 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/580859
Densely sintered, tabular ceramic parts of aluminum oxide having improved thermal shock resistance Dec 28, 1995 Issued
Array ( [id] => 3543137 [patent_doc_number] => 05571315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'Hydrocarbon gels useful in formation fracturing' [patent_app_type] => 1 [patent_app_number] => 8/580171 [patent_app_country] => US [patent_app_date] => 1995-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3839 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/571/05571315.pdf [firstpage_image] =>[orig_patent_app_number] => 580171 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/580171
Hydrocarbon gels useful in formation fracturing Dec 27, 1995 Issued
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