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] => 3005753 [patent_doc_number] => 05308393 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-03 [patent_title] => 'Aqueous release agent and the use thereof' [patent_app_type] => 1 [patent_app_number] => 7/935659 [patent_app_country] => US [patent_app_date] => 1992-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2658 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/308/05308393.pdf [firstpage_image] =>[orig_patent_app_number] => 935659 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/935659
Aqueous release agent and the use thereof Aug 25, 1992 Issued
Array ( [id] => 3085659 [patent_doc_number] => 05312482 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-17 [patent_title] => 'Water reducible artists\' oil paints compositions' [patent_app_type] => 1 [patent_app_number] => 7/933995 [patent_app_country] => US [patent_app_date] => 1992-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5956 [patent_no_of_claims] => 18 [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/05/312/05312482.pdf [firstpage_image] =>[orig_patent_app_number] => 933995 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/933995
Water reducible artists' oil paints compositions Aug 20, 1992 Issued
Array ( [id] => 3042910 [patent_doc_number] => 05324351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-28 [patent_title] => 'Aqueous dispersions of zein and preparation thereof' [patent_app_type] => 1 [patent_app_number] => 7/930107 [patent_app_country] => US [patent_app_date] => 1992-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5220 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/324/05324351.pdf [firstpage_image] =>[orig_patent_app_number] => 930107 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/930107
Aqueous dispersions of zein and preparation thereof Aug 12, 1992 Issued
07/928927 VOLATILE ORGANIC COMPOUND FREE HILITE COMPOSITION FOR DETECTION OF METAL DEFECTS Aug 10, 1992 Abandoned
Array ( [id] => 2900938 [patent_doc_number] => 05248497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-28 [patent_title] => 'Production of purified iron chloride by a vacuum process in the manufacture of titanium dioxide' [patent_app_type] => 1 [patent_app_number] => 7/925769 [patent_app_country] => US [patent_app_date] => 1992-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1682 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/248/05248497.pdf [firstpage_image] =>[orig_patent_app_number] => 925769 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/925769
Production of purified iron chloride by a vacuum process in the manufacture of titanium dioxide Aug 6, 1992 Issued
Array ( [id] => 3070049 [patent_doc_number] => 05296204 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-22 [patent_title] => 'Thallium extraction process' [patent_app_type] => 1 [patent_app_number] => 7/921415 [patent_app_country] => US [patent_app_date] => 1992-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2367 [patent_no_of_claims] => 8 [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/05/296/05296204.pdf [firstpage_image] =>[orig_patent_app_number] => 921415 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/921415
Thallium extraction process Jul 26, 1992 Issued
Array ( [id] => 3058860 [patent_doc_number] => 05294252 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-15 [patent_title] => 'Composition for producing a monomolecular film, on surfaces of various materials' [patent_app_type] => 1 [patent_app_number] => 7/920615 [patent_app_country] => US [patent_app_date] => 1992-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1210 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/294/05294252.pdf [firstpage_image] =>[orig_patent_app_number] => 920615 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/920615
Composition for producing a monomolecular film, on surfaces of various materials Jul 26, 1992 Issued
Array ( [id] => 2926240 [patent_doc_number] => 05246490 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Water soluble liquid alginate dispersions' [patent_app_type] => 1 [patent_app_number] => 7/918554 [patent_app_country] => US [patent_app_date] => 1992-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1871 [patent_no_of_claims] => 10 [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/05/246/05246490.pdf [firstpage_image] =>[orig_patent_app_number] => 918554 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/918554
Water soluble liquid alginate dispersions Jul 21, 1992 Issued
Array ( [id] => 2903099 [patent_doc_number] => 05236497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-17 [patent_title] => 'Cold patch using recycled roofing waste' [patent_app_type] => 1 [patent_app_number] => 7/917910 [patent_app_country] => US [patent_app_date] => 1992-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7501 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/236/05236497.pdf [firstpage_image] =>[orig_patent_app_number] => 917910 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/917910
Cold patch using recycled roofing waste Jul 20, 1992 Issued
Array ( [id] => 3092437 [patent_doc_number] => 05314534 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-24 [patent_title] => 'Preparation and method for coating glass vessels' [patent_app_type] => 1 [patent_app_number] => 7/917255 [patent_app_country] => US [patent_app_date] => 1992-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2140 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/314/05314534.pdf [firstpage_image] =>[orig_patent_app_number] => 917255 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/917255
Preparation and method for coating glass vessels Jul 19, 1992 Issued
Array ( [id] => 2999729 [patent_doc_number] => 05330570 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-19 [patent_title] => 'Preparation and method for coating glass vessels' [patent_app_type] => 1 [patent_app_number] => 7/917254 [patent_app_country] => US [patent_app_date] => 1992-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2382 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/330/05330570.pdf [firstpage_image] =>[orig_patent_app_number] => 917254 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/917254
Preparation and method for coating glass vessels Jul 19, 1992 Issued
Array ( [id] => 2889902 [patent_doc_number] => 05271909 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-21 [patent_title] => 'Method of tellurium separation from copper electrorefining slime' [patent_app_type] => 1 [patent_app_number] => 7/910250 [patent_app_country] => US [patent_app_date] => 1992-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1153 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/271/05271909.pdf [firstpage_image] =>[orig_patent_app_number] => 910250 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/910250
Method of tellurium separation from copper electrorefining slime Jul 8, 1992 Issued
Array ( [id] => 2882791 [patent_doc_number] => 05269839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-14 [patent_title] => 'Process for producing alkyd resins' [patent_app_type] => 1 [patent_app_number] => 7/910403 [patent_app_country] => US [patent_app_date] => 1992-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2678 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/269/05269839.pdf [firstpage_image] =>[orig_patent_app_number] => 910403 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/910403
Process for producing alkyd resins Jul 7, 1992 Issued
Array ( [id] => 2926260 [patent_doc_number] => 05246491 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Paper sizing agent composition' [patent_app_type] => 1 [patent_app_number] => 7/910397 [patent_app_country] => US [patent_app_date] => 1992-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4843 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/246/05246491.pdf [firstpage_image] =>[orig_patent_app_number] => 910397 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/910397
Paper sizing agent composition Jul 7, 1992 Issued
07/911563 COATING COMPOSITION AND ITS USE Jul 6, 1992 Abandoned
07/908266 UNDERCOATING COMPOSITION Jul 1, 1992 Abandoned
Array ( [id] => 2966462 [patent_doc_number] => 05224992 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-06 [patent_title] => 'Retarding skin formation on hot asphalt' [patent_app_type] => 1 [patent_app_number] => 7/908202 [patent_app_country] => US [patent_app_date] => 1992-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1401 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/224/05224992.pdf [firstpage_image] =>[orig_patent_app_number] => 908202 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/908202
Retarding skin formation on hot asphalt Jun 30, 1992 Issued
Array ( [id] => 2932980 [patent_doc_number] => 05223031 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-29 [patent_title] => 'Cement/asphalt mixtures and processes for preparation of the same' [patent_app_type] => 1 [patent_app_number] => 7/908600 [patent_app_country] => US [patent_app_date] => 1992-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 9110 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/223/05223031.pdf [firstpage_image] =>[orig_patent_app_number] => 908600 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/908600
Cement/asphalt mixtures and processes for preparation of the same Jun 29, 1992 Issued
90/002764 PROCESS FOR DEMINERALIZING A SUGAR-CONTAINING SOLUTION Jun 28, 1992 Issued
Array ( [id] => 2913077 [patent_doc_number] => 05234577 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-10 [patent_title] => 'Separation of oils from solids' [patent_app_type] => 1 [patent_app_number] => 7/904383 [patent_app_country] => US [patent_app_date] => 1992-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8358 [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/05/234/05234577.pdf [firstpage_image] =>[orig_patent_app_number] => 904383 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/904383
Separation of oils from solids Jun 24, 1992 Issued
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