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
07/097110 HIGH TEMPERATURE LUBRICANT CONTAINING CARBOXYLATED STYRENE-BUTADIENE LATEX Sep 15, 1987 Abandoned
Array ( [id] => 2508916 [patent_doc_number] => 04863519 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-05 [patent_title] => 'Method of making blocks, beams, pipes and building elements that can be sawn and nailed' [patent_app_type] => 1 [patent_app_number] => 7/098727 [patent_app_country] => US [patent_app_date] => 1987-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 806 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/863/04863519.pdf [firstpage_image] =>[orig_patent_app_number] => 098727 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/098727
Method of making blocks, beams, pipes and building elements that can be sawn and nailed Sep 14, 1987 Issued
Array ( [id] => 2501876 [patent_doc_number] => 04798710 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-17 [patent_title] => 'Process for the manufacture of a powder for ceramic materials, containing at least one metal oxide' [patent_app_type] => 1 [patent_app_number] => 7/096526 [patent_app_country] => US [patent_app_date] => 1987-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2313 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/798/04798710.pdf [firstpage_image] =>[orig_patent_app_number] => 096526 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/096526
Process for the manufacture of a powder for ceramic materials, containing at least one metal oxide Sep 14, 1987 Issued
Array ( [id] => 2522887 [patent_doc_number] => 04861595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'Cellular encapsulation of biologicals for animal and human use' [patent_app_type] => 1 [patent_app_number] => 7/095749 [patent_app_country] => US [patent_app_date] => 1987-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3054 [patent_no_of_claims] => 44 [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/04/861/04861595.pdf [firstpage_image] =>[orig_patent_app_number] => 095749 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/095749
Cellular encapsulation of biologicals for animal and human use Sep 10, 1987 Issued
07/094564 ADJUVANT COMPOSITION Sep 8, 1987 Abandoned
Array ( [id] => 2548867 [patent_doc_number] => 04814173 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-21 [patent_title] => 'Silicone elastomer transdermal matrix system' [patent_app_type] => 1 [patent_app_number] => 7/093850 [patent_app_country] => US [patent_app_date] => 1987-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2408 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/814/04814173.pdf [firstpage_image] =>[orig_patent_app_number] => 093850 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/093850
Silicone elastomer transdermal matrix system Sep 7, 1987 Issued
Array ( [id] => 2708415 [patent_doc_number] => 05017521 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-21 [patent_title] => 'Borosilicate glass compositions incorporating cerium oxide' [patent_app_type] => 1 [patent_app_number] => 7/093601 [patent_app_country] => US [patent_app_date] => 1987-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2874 [patent_no_of_claims] => 14 [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/05/017/05017521.pdf [firstpage_image] =>[orig_patent_app_number] => 093601 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/093601
Borosilicate glass compositions incorporating cerium oxide Sep 7, 1987 Issued
Array ( [id] => 2549011 [patent_doc_number] => 04814181 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-21 [patent_title] => 'Dosage form comprising fast agent delivery followed by slow agent delivery' [patent_app_type] => 1 [patent_app_number] => 7/092857 [patent_app_country] => US [patent_app_date] => 1987-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 8007 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/814/04814181.pdf [firstpage_image] =>[orig_patent_app_number] => 092857 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/092857
Dosage form comprising fast agent delivery followed by slow agent delivery Sep 2, 1987 Issued
Array ( [id] => 2449864 [patent_doc_number] => 04758540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-19 [patent_title] => 'Method for the production of pencil leads and pencil leads produced by the method' [patent_app_type] => 1 [patent_app_number] => 7/092447 [patent_app_country] => US [patent_app_date] => 1987-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 862 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/758/04758540.pdf [firstpage_image] =>[orig_patent_app_number] => 092447 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/092447
Method for the production of pencil leads and pencil leads produced by the method Sep 2, 1987 Issued
Array ( [id] => 2484391 [patent_doc_number] => 04820663 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-11 [patent_title] => 'Whisker reinforced ceramic and a method of clad/hot isostatic pressing same' [patent_app_type] => 1 [patent_app_number] => 7/092118 [patent_app_country] => US [patent_app_date] => 1987-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4299 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/820/04820663.pdf [firstpage_image] =>[orig_patent_app_number] => 092118 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/092118
Whisker reinforced ceramic and a method of clad/hot isostatic pressing same Sep 1, 1987 Issued
Array ( [id] => 2486234 [patent_doc_number] => 04800181 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-24 [patent_title] => 'Silicon carbide refractory composition' [patent_app_type] => 1 [patent_app_number] => 7/091698 [patent_app_country] => US [patent_app_date] => 1987-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1690 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/800/04800181.pdf [firstpage_image] =>[orig_patent_app_number] => 091698 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/091698
Silicon carbide refractory composition Aug 31, 1987 Issued
Array ( [id] => 2387867 [patent_doc_number] => 04772577 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-20 [patent_title] => 'Metal coated phyllosilicate and method' [patent_app_type] => 1 [patent_app_number] => 7/091443 [patent_app_country] => US [patent_app_date] => 1987-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3829 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/772/04772577.pdf [firstpage_image] =>[orig_patent_app_number] => 091443 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/091443
Metal coated phyllosilicate and method Aug 30, 1987 Issued
Array ( [id] => 2536586 [patent_doc_number] => 04826628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-02 [patent_title] => 'Vapor/thermal method of delaminating and stabilizing a phyllosilate and product' [patent_app_type] => 1 [patent_app_number] => 7/091444 [patent_app_country] => US [patent_app_date] => 1987-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3402 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/826/04826628.pdf [firstpage_image] =>[orig_patent_app_number] => 091444 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/091444
Vapor/thermal method of delaminating and stabilizing a phyllosilate and product Aug 30, 1987 Issued
Array ( [id] => 2547446 [patent_doc_number] => 04814098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-21 [patent_title] => 'Magnetic material-physiologically active substance conjugate' [patent_app_type] => 1 [patent_app_number] => 7/090505 [patent_app_country] => US [patent_app_date] => 1987-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11171 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/814/04814098.pdf [firstpage_image] =>[orig_patent_app_number] => 090505 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/090505
Magnetic material-physiologically active substance conjugate Aug 27, 1987 Issued
07/090760 NEW REFRACTORY COMPOSITIONS Aug 27, 1987 Abandoned
Array ( [id] => 2521471 [patent_doc_number] => 04797134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-10 [patent_title] => 'Additive composition, for gasoline' [patent_app_type] => 1 [patent_app_number] => 7/089598 [patent_app_country] => US [patent_app_date] => 1987-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2696 [patent_no_of_claims] => 13 [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/04/797/04797134.pdf [firstpage_image] =>[orig_patent_app_number] => 089598 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/089598
Additive composition, for gasoline Aug 26, 1987 Issued
Array ( [id] => 2540438 [patent_doc_number] => 04810358 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-07 [patent_title] => 'Process for cracking metal-containing hydrocarbon feedstocks' [patent_app_type] => 1 [patent_app_number] => 7/089819 [patent_app_country] => US [patent_app_date] => 1987-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2976 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/810/04810358.pdf [firstpage_image] =>[orig_patent_app_number] => 089819 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/089819
Process for cracking metal-containing hydrocarbon feedstocks Aug 26, 1987 Issued
Array ( [id] => 2503843 [patent_doc_number] => 04798814 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-17 [patent_title] => 'Oxidation resistant alumina-silica articles containing silicon carbide and carbon' [patent_app_type] => 1 [patent_app_number] => 7/088903 [patent_app_country] => US [patent_app_date] => 1987-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6979 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/798/04798814.pdf [firstpage_image] =>[orig_patent_app_number] => 088903 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/088903
Oxidation resistant alumina-silica articles containing silicon carbide and carbon Aug 23, 1987 Issued
Array ( [id] => 2488051 [patent_doc_number] => 04824674 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-25 [patent_title] => 'Stable alpha-interferon dosage forms' [patent_app_type] => 1 [patent_app_number] => 7/088187 [patent_app_country] => US [patent_app_date] => 1987-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2770 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/824/04824674.pdf [firstpage_image] =>[orig_patent_app_number] => 088187 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/088187
Stable alpha-interferon dosage forms Aug 20, 1987 Issued
Array ( [id] => 2506851 [patent_doc_number] => 04795641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-03 [patent_title] => 'Polymer blends having reverse phase morphology for controlled delivery of bioactive agents' [patent_app_type] => 1 [patent_app_number] => 7/087566 [patent_app_country] => US [patent_app_date] => 1987-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7494 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/795/04795641.pdf [firstpage_image] =>[orig_patent_app_number] => 087566 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/087566
Polymer blends having reverse phase morphology for controlled delivery of bioactive agents Aug 19, 1987 Issued
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