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] => 3099827 [patent_doc_number] => 05407476 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Quebracho/surfactant compositions as universal bitumen/water emulsifiers' [patent_app_type] => 1 [patent_app_number] => 8/255339 [patent_app_country] => US [patent_app_date] => 1994-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6874 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/407/05407476.pdf [firstpage_image] =>[orig_patent_app_number] => 255339 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/255339
Quebracho/surfactant compositions as universal bitumen/water emulsifiers Jun 6, 1994 Issued
Array ( [id] => 3450469 [patent_doc_number] => 05401308 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-28 [patent_title] => 'Quebracho-modified bitumen compositions, method of manufacture and use' [patent_app_type] => 1 [patent_app_number] => 8/255323 [patent_app_country] => US [patent_app_date] => 1994-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3392 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/401/05401308.pdf [firstpage_image] =>[orig_patent_app_number] => 255323 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/255323
Quebracho-modified bitumen compositions, method of manufacture and use Jun 6, 1994 Issued
Array ( [id] => 3102317 [patent_doc_number] => 05407603 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Vanadium oxide colloidal dispersons and antistatic coatings' [patent_app_type] => 1 [patent_app_number] => 8/253194 [patent_app_country] => US [patent_app_date] => 1994-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14209 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/407/05407603.pdf [firstpage_image] =>[orig_patent_app_number] => 253194 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/253194
Vanadium oxide colloidal dispersons and antistatic coatings Jun 1, 1994 Issued
Array ( [id] => 3556847 [patent_doc_number] => 05502013 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-26 [patent_title] => 'Method for making a smooth-surface ceramic' [patent_app_type] => 1 [patent_app_number] => 8/250562 [patent_app_country] => US [patent_app_date] => 1994-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 17 [patent_no_of_words] => 6393 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/502/05502013.pdf [firstpage_image] =>[orig_patent_app_number] => 250562 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/250562
Method for making a smooth-surface ceramic May 26, 1994 Issued
Array ( [id] => 3116129 [patent_doc_number] => 05435841 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Insolubilizers for binders in paper coating compositions' [patent_app_type] => 1 [patent_app_number] => 8/248928 [patent_app_country] => US [patent_app_date] => 1994-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3796 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/435/05435841.pdf [firstpage_image] =>[orig_patent_app_number] => 248928 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/248928
Insolubilizers for binders in paper coating compositions May 24, 1994 Issued
Array ( [id] => 3675998 [patent_doc_number] => 05632810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-27 [patent_title] => 'Pigmented mirror resin coatings' [patent_app_type] => 1 [patent_app_number] => 8/248088 [patent_app_country] => US [patent_app_date] => 1994-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4900 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/632/05632810.pdf [firstpage_image] =>[orig_patent_app_number] => 248088 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/248088
Pigmented mirror resin coatings May 23, 1994 Issued
Array ( [id] => 3444551 [patent_doc_number] => 05424009 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-13 [patent_title] => 'Catalytic, crosslinked polymeric films for electroless deposition of metal' [patent_app_type] => 1 [patent_app_number] => 8/248271 [patent_app_country] => US [patent_app_date] => 1994-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3014 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/424/05424009.pdf [firstpage_image] =>[orig_patent_app_number] => 248271 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/248271
Catalytic, crosslinked polymeric films for electroless deposition of metal May 23, 1994 Issued
Array ( [id] => 3450415 [patent_doc_number] => 05401304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-28 [patent_title] => 'Method for the manufacture of solvent-spun cellulose fibre involving transport of cellulose solution through pipes' [patent_app_type] => 1 [patent_app_number] => 8/247395 [patent_app_country] => US [patent_app_date] => 1994-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2884 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/401/05401304.pdf [firstpage_image] =>[orig_patent_app_number] => 247395 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/247395
Method for the manufacture of solvent-spun cellulose fibre involving transport of cellulose solution through pipes May 22, 1994 Issued
Array ( [id] => 3107581 [patent_doc_number] => 05407876 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Dielectric ceramic composition for use in high frequency' [patent_app_type] => 1 [patent_app_number] => 8/245612 [patent_app_country] => US [patent_app_date] => 1994-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2182 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/407/05407876.pdf [firstpage_image] =>[orig_patent_app_number] => 245612 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/245612
Dielectric ceramic composition for use in high frequency May 18, 1994 Issued
Array ( [id] => 3418422 [patent_doc_number] => 05421875 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-06 [patent_title] => 'Water reducible artists\'' [patent_app_type] => 1 [patent_app_number] => 8/243972 [patent_app_country] => US [patent_app_date] => 1994-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8367 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/421/05421875.pdf [firstpage_image] =>[orig_patent_app_number] => 243972 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/243972
Water reducible artists' May 16, 1994 Issued
Array ( [id] => 3446534 [patent_doc_number] => 05385608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Absorbable dusting powder derived from reduced-protein modified starch' [patent_app_type] => 1 [patent_app_number] => 8/242816 [patent_app_country] => US [patent_app_date] => 1994-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5661 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/385/05385608.pdf [firstpage_image] =>[orig_patent_app_number] => 242816 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/242816
Absorbable dusting powder derived from reduced-protein modified starch May 15, 1994 Issued
Array ( [id] => 3483100 [patent_doc_number] => 05425806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-20 [patent_title] => 'Pourable water dispersible thickening composition for aqueous systems and a method of thickening said aqueous systems' [patent_app_type] => 1 [patent_app_number] => 8/242747 [patent_app_country] => US [patent_app_date] => 1994-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5708 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/425/05425806.pdf [firstpage_image] =>[orig_patent_app_number] => 242747 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/242747
Pourable water dispersible thickening composition for aqueous systems and a method of thickening said aqueous systems May 11, 1994 Issued
Array ( [id] => 3412562 [patent_doc_number] => 05444027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-22 [patent_title] => 'Compositions of high frequency dielectric ceramics' [patent_app_type] => 1 [patent_app_number] => 8/241587 [patent_app_country] => US [patent_app_date] => 1994-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1763 [patent_no_of_claims] => 1 [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/05/444/05444027.pdf [firstpage_image] =>[orig_patent_app_number] => 241587 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/241587
Compositions of high frequency dielectric ceramics May 11, 1994 Issued
Array ( [id] => 3572363 [patent_doc_number] => RE035166 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-05 [patent_title] => 'Catalyst' [patent_app_type] => 2 [patent_app_number] => 8/240156 [patent_app_country] => US [patent_app_date] => 1994-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3054 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/035/RE035166.pdf [firstpage_image] =>[orig_patent_app_number] => 240156 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/240156
Catalyst May 9, 1994 Issued
Array ( [id] => 3098099 [patent_doc_number] => 05417745 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-23 [patent_title] => 'Silver containing conductive coatings' [patent_app_type] => 1 [patent_app_number] => 8/240489 [patent_app_country] => US [patent_app_date] => 1994-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3271 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/417/05417745.pdf [firstpage_image] =>[orig_patent_app_number] => 240489 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/240489
Silver containing conductive coatings May 9, 1994 Issued
Array ( [id] => 3099865 [patent_doc_number] => 05407478 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-18 [patent_title] => 'Use of slaker grits and green liquor dregs in asphalt paving' [patent_app_type] => 1 [patent_app_number] => 8/239819 [patent_app_country] => US [patent_app_date] => 1994-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 914 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/407/05407478.pdf [firstpage_image] =>[orig_patent_app_number] => 239819 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/239819
Use of slaker grits and green liquor dregs in asphalt paving May 8, 1994 Issued
Array ( [id] => 3115440 [patent_doc_number] => 05449648 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Method for preparing an aluminum nitride sintered body' [patent_app_type] => 1 [patent_app_number] => 8/236707 [patent_app_country] => US [patent_app_date] => 1994-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5753 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449648.pdf [firstpage_image] =>[orig_patent_app_number] => 236707 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/236707
Method for preparing an aluminum nitride sintered body May 1, 1994 Issued
Array ( [id] => 3513166 [patent_doc_number] => 05486231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-23 [patent_title] => 'Water repellent solution for wood and method' [patent_app_type] => 1 [patent_app_number] => 8/236329 [patent_app_country] => US [patent_app_date] => 1994-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2805 [patent_no_of_claims] => 23 [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/05/486/05486231.pdf [firstpage_image] =>[orig_patent_app_number] => 236329 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/236329
Water repellent solution for wood and method May 1, 1994 Issued
Array ( [id] => 3549873 [patent_doc_number] => 05571761 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'Ceramic substrate circuit substrate' [patent_app_type] => 1 [patent_app_number] => 8/235240 [patent_app_country] => US [patent_app_date] => 1994-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 8906 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/571/05571761.pdf [firstpage_image] =>[orig_patent_app_number] => 235240 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/235240
Ceramic substrate circuit substrate Apr 28, 1994 Issued
Array ( [id] => 3098342 [patent_doc_number] => 05417757 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-23 [patent_title] => 'Liquid precursor for the production of fluorine doped tin oxide coatings and corresponding coating process' [patent_app_type] => 1 [patent_app_number] => 8/231827 [patent_app_country] => US [patent_app_date] => 1994-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2161 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/417/05417757.pdf [firstpage_image] =>[orig_patent_app_number] => 231827 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/231827
Liquid precursor for the production of fluorine doped tin oxide coatings and corresponding coating process Apr 24, 1994 Issued
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