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] => 3879729 [patent_doc_number] => 05713997 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-03 [patent_title] => 'Solution for selectively imparting tackiness to a metallic surface' [patent_app_type] => 1 [patent_app_number] => 8/513396 [patent_app_country] => US [patent_app_date] => 1995-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 7912 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/713/05713997.pdf [firstpage_image] =>[orig_patent_app_number] => 513396 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/513396
Solution for selectively imparting tackiness to a metallic surface Aug 9, 1995 Issued
Array ( [id] => 3549021 [patent_doc_number] => 05542974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Shaped masticating agents containing paraffin' [patent_app_type] => 1 [patent_app_number] => 8/509492 [patent_app_country] => US [patent_app_date] => 1995-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2668 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/542/05542974.pdf [firstpage_image] =>[orig_patent_app_number] => 509492 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/509492
Shaped masticating agents containing paraffin Jul 30, 1995 Issued
Array ( [id] => 3552491 [patent_doc_number] => 05501729 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Pitch based impregnant for carbon and graphite and method' [patent_app_type] => 1 [patent_app_number] => 8/504187 [patent_app_country] => US [patent_app_date] => 1995-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2126 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/501/05501729.pdf [firstpage_image] =>[orig_patent_app_number] => 504187 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/504187
Pitch based impregnant for carbon and graphite and method Jul 18, 1995 Issued
Array ( [id] => 3778516 [patent_doc_number] => 05735948 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-07 [patent_title] => 'Process for co-recycling tires and oils' [patent_app_type] => 1 [patent_app_number] => 8/502952 [patent_app_country] => US [patent_app_date] => 1995-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 7121 [patent_no_of_claims] => 7 [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/05/735/05735948.pdf [firstpage_image] =>[orig_patent_app_number] => 502952 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/502952
Process for co-recycling tires and oils Jul 16, 1995 Issued
Array ( [id] => 3520383 [patent_doc_number] => 05540767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-30 [patent_title] => 'Tire balancing composition and method of balancing a tire using the same' [patent_app_type] => 1 [patent_app_number] => 8/500186 [patent_app_country] => US [patent_app_date] => 1995-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3945 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/540/05540767.pdf [firstpage_image] =>[orig_patent_app_number] => 500186 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/500186
Tire balancing composition and method of balancing a tire using the same Jul 9, 1995 Issued
Array ( [id] => 3887373 [patent_doc_number] => 05749955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Clay activation with metal salts' [patent_app_type] => 1 [patent_app_number] => 8/495847 [patent_app_country] => US [patent_app_date] => 1995-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6091 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/749/05749955.pdf [firstpage_image] =>[orig_patent_app_number] => 495847 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/495847
Clay activation with metal salts Jun 27, 1995 Issued
Array ( [id] => 3546382 [patent_doc_number] => 05573582 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-12 [patent_title] => 'Process for preparing fine-particulate metal hydroxide comprising aluminum hydroxide and metal oxide comprising aluminum oxide' [patent_app_type] => 1 [patent_app_number] => 8/493456 [patent_app_country] => US [patent_app_date] => 1995-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5277 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/573/05573582.pdf [firstpage_image] =>[orig_patent_app_number] => 493456 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493456
Process for preparing fine-particulate metal hydroxide comprising aluminum hydroxide and metal oxide comprising aluminum oxide Jun 22, 1995 Issued
Array ( [id] => 3618835 [patent_doc_number] => 05620510 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-15 [patent_title] => 'Swollen starches as papermaking additives' [patent_app_type] => 1 [patent_app_number] => 8/493881 [patent_app_country] => US [patent_app_date] => 1995-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7270 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/620/05620510.pdf [firstpage_image] =>[orig_patent_app_number] => 493881 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493881
Swollen starches as papermaking additives Jun 22, 1995 Issued
Array ( [id] => 3527330 [patent_doc_number] => 05556450 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Neutral self-shine emulsion for the care of floors (III)' [patent_app_type] => 1 [patent_app_number] => 8/464664 [patent_app_country] => US [patent_app_date] => 1995-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2005 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/556/05556450.pdf [firstpage_image] =>[orig_patent_app_number] => 464664 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/464664
Neutral self-shine emulsion for the care of floors (III) Jun 20, 1995 Issued
Array ( [id] => 3523070 [patent_doc_number] => 05582636 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-10 [patent_title] => 'Medium for china paints for porcelain, ceramic, and stoneware articles' [patent_app_type] => 1 [patent_app_number] => 8/492212 [patent_app_country] => US [patent_app_date] => 1995-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3334 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/582/05582636.pdf [firstpage_image] =>[orig_patent_app_number] => 492212 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/492212
Medium for china paints for porcelain, ceramic, and stoneware articles Jun 18, 1995 Issued
Array ( [id] => 3504784 [patent_doc_number] => 05587010 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-24 [patent_title] => 'Process for producing fine flaky alumina particles and alumina-based plastic material' [patent_app_type] => 1 [patent_app_number] => 8/491114 [patent_app_country] => US [patent_app_date] => 1995-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2736 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/587/05587010.pdf [firstpage_image] =>[orig_patent_app_number] => 491114 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/491114
Process for producing fine flaky alumina particles and alumina-based plastic material Jun 15, 1995 Issued
Array ( [id] => 3513981 [patent_doc_number] => 05529621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Surfactants for improving the gel properties of clay minerals in coating compositions' [patent_app_type] => 1 [patent_app_number] => 8/482483 [patent_app_country] => US [patent_app_date] => 1995-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3143 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/529/05529621.pdf [firstpage_image] =>[orig_patent_app_number] => 482483 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/482483
Surfactants for improving the gel properties of clay minerals in coating compositions Jun 7, 1995 Issued
Array ( [id] => 3660497 [patent_doc_number] => 05599387 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-04 [patent_title] => 'Compounds and compositions for coating glass with silicon oxide' [patent_app_type] => 1 [patent_app_number] => 8/472589 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 10660 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/599/05599387.pdf [firstpage_image] =>[orig_patent_app_number] => 472589 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/472589
Compounds and compositions for coating glass with silicon oxide Jun 6, 1995 Issued
Array ( [id] => 3513967 [patent_doc_number] => 05529620 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Shaped bodies containing short inorganic fibers or whiskers and methods of forming such bodies' [patent_app_type] => 1 [patent_app_number] => 8/476351 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 9554 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/529/05529620.pdf [firstpage_image] =>[orig_patent_app_number] => 476351 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/476351
Shaped bodies containing short inorganic fibers or whiskers and methods of forming such bodies Jun 6, 1995 Issued
08/476836 STABLE SUSPENSION OF HYDROCOLLOIDS AND SUPERPLASTICIZER Jun 6, 1995 Abandoned
Array ( [id] => 3583628 [patent_doc_number] => 05567235 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-22 [patent_title] => 'Method for strengthening a brittle oxide substrate, silane-based compositions, and a polymerized cross-linked siloxane coated brittle oxide substrate' [patent_app_type] => 1 [patent_app_number] => 8/468663 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9446 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/567/05567235.pdf [firstpage_image] =>[orig_patent_app_number] => 468663 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/468663
Method for strengthening a brittle oxide substrate, silane-based compositions, and a polymerized cross-linked siloxane coated brittle oxide substrate Jun 5, 1995 Issued
Array ( [id] => 3513955 [patent_doc_number] => 05529619 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Starch-based adhesive' [patent_app_type] => 1 [patent_app_number] => 8/467308 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2916 [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/05/529/05529619.pdf [firstpage_image] =>[orig_patent_app_number] => 467308 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/467308
Starch-based adhesive Jun 5, 1995 Issued
Array ( [id] => 3595476 [patent_doc_number] => 05578119 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'Moldable sculpting medium' [patent_app_type] => 1 [patent_app_number] => 8/465967 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4416 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/578/05578119.pdf [firstpage_image] =>[orig_patent_app_number] => 465967 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/465967
Moldable sculpting medium Jun 5, 1995 Issued
Array ( [id] => 4411650 [patent_doc_number] => 06193793 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Asphaltic compositions and uses therefor' [patent_app_type] => 1 [patent_app_number] => 8/462814 [patent_app_country] => US [patent_app_date] => 1995-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3447 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/193/06193793.pdf [firstpage_image] =>[orig_patent_app_number] => 462814 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/462814
Asphaltic compositions and uses therefor Jun 4, 1995 Issued
Array ( [id] => 3582285 [patent_doc_number] => 05549743 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-27 [patent_title] => 'Composite microsphere and lubricant mixture' [patent_app_type] => 1 [patent_app_number] => 8/472011 [patent_app_country] => US [patent_app_date] => 1995-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 11273 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/549/05549743.pdf [firstpage_image] =>[orig_patent_app_number] => 472011 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/472011
Composite microsphere and lubricant mixture Jun 4, 1995 Issued
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