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] => 2902421 [patent_doc_number] => 05226958 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-13 [patent_title] => 'Sealant for pneumatic inner tubes and tubeless tires' [patent_app_type] => 1 [patent_app_number] => 7/683463 [patent_app_country] => US [patent_app_date] => 1991-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4056 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/226/05226958.pdf [firstpage_image] =>[orig_patent_app_number] => 683463 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/683463
Sealant for pneumatic inner tubes and tubeless tires Apr 10, 1991 Issued
Array ( [id] => 2999169 [patent_doc_number] => 05374305 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-20 [patent_title] => 'Precursor coating compositions containing water and an organic coupling solvent suitable for spraying with supercritical fluids as diluents' [patent_app_type] => 1 [patent_app_number] => 7/683497 [patent_app_country] => US [patent_app_date] => 1991-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 20986 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/374/05374305.pdf [firstpage_image] =>[orig_patent_app_number] => 683497 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/683497
Precursor coating compositions containing water and an organic coupling solvent suitable for spraying with supercritical fluids as diluents Apr 9, 1991 Issued
07/682757 SEALANT COMPOSITIONS AND PROCESS FOR SEALING ALUMINUM OXIDE FILMS Apr 8, 1991 Abandoned
Array ( [id] => 2834015 [patent_doc_number] => 05171426 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-15 [patent_title] => 'Control method for solvent refining lubricating oils' [patent_app_type] => 1 [patent_app_number] => 7/678087 [patent_app_country] => US [patent_app_date] => 1991-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3469 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/171/05171426.pdf [firstpage_image] =>[orig_patent_app_number] => 678087 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/678087
Control method for solvent refining lubricating oils Mar 31, 1991 Issued
Array ( [id] => 2947101 [patent_doc_number] => 05242579 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-07 [patent_title] => 'Control method for solvent refining lubricating oils' [patent_app_type] => 1 [patent_app_number] => 7/678089 [patent_app_country] => US [patent_app_date] => 1991-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3238 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/242/05242579.pdf [firstpage_image] =>[orig_patent_app_number] => 678089 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/678089
Control method for solvent refining lubricating oils Mar 31, 1991 Issued
07/674677 REMOVAL OF BASE METALS AND CYANIDE FROM GOLD-BARREN CIP SOLUTIONS Mar 24, 1991 Abandoned
Array ( [id] => 2908684 [patent_doc_number] => 05178675 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-12 [patent_title] => 'Alkoxy silane adhesive compositions' [patent_app_type] => 1 [patent_app_number] => 7/673627 [patent_app_country] => US [patent_app_date] => 1991-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3295 [patent_no_of_claims] => 16 [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/05/178/05178675.pdf [firstpage_image] =>[orig_patent_app_number] => 673627 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/673627
Alkoxy silane adhesive compositions Mar 21, 1991 Issued
07/670558 COMPOSITION FOR THE MANUFACTURE OF BIODEGRADABLE PACKAGES FOR FAST FOOD AND THE LIKE Mar 17, 1991 Abandoned
Array ( [id] => 2665719 [patent_doc_number] => 05069890 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-03 [patent_title] => 'Zeolite treating process' [patent_app_type] => 1 [patent_app_number] => 7/670838 [patent_app_country] => US [patent_app_date] => 1991-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5221 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/069/05069890.pdf [firstpage_image] =>[orig_patent_app_number] => 670838 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/670838
Zeolite treating process Mar 17, 1991 Issued
Array ( [id] => 3007830 [patent_doc_number] => 05340403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-23 [patent_title] => 'Process for the production of xylose' [patent_app_type] => 1 [patent_app_number] => 7/670386 [patent_app_country] => US [patent_app_date] => 1991-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2590 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/340/05340403.pdf [firstpage_image] =>[orig_patent_app_number] => 670386 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/670386
Process for the production of xylose Mar 14, 1991 Issued
07/668364 CERAMIC COMPOSITE COATING Mar 12, 1991 Abandoned
Array ( [id] => 2817544 [patent_doc_number] => 05094694 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-10 [patent_title] => 'Process for demineralizing a sugar-containing solution' [patent_app_type] => 1 [patent_app_number] => 7/668395 [patent_app_country] => US [patent_app_date] => 1991-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4676 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/094/05094694.pdf [firstpage_image] =>[orig_patent_app_number] => 668395 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/668395
Process for demineralizing a sugar-containing solution Mar 12, 1991 Issued
07/662604 CHEMICALS AND METHOD FOR FORMING CURED COAT HAVING LUBRICATING AND HYDROPHILIC PROPERTIES Feb 28, 1991 Abandoned
Array ( [id] => 2862357 [patent_doc_number] => 05162057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-10 [patent_title] => 'Coatings for stable sustained release preparations' [patent_app_type] => 1 [patent_app_number] => 7/659610 [patent_app_country] => US [patent_app_date] => 1991-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3914 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/162/05162057.pdf [firstpage_image] =>[orig_patent_app_number] => 659610 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/659610
Coatings for stable sustained release preparations Feb 21, 1991 Issued
Array ( [id] => 2797143 [patent_doc_number] => 05145524 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-08 [patent_title] => 'Surface modified pigment compositions' [patent_app_type] => 1 [patent_app_number] => 7/658164 [patent_app_country] => US [patent_app_date] => 1991-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3303 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/145/05145524.pdf [firstpage_image] =>[orig_patent_app_number] => 658164 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/658164
Surface modified pigment compositions Feb 19, 1991 Issued
07/657017 PRODUCTION OF STABLE AQUEOUS HYDROLYZABLE ORGANOSILANE SOLUTIONS Feb 14, 1991 Abandoned
Array ( [id] => 3023378 [patent_doc_number] => 05316751 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-31 [patent_title] => 'Methods for mine tailing clean-up using recovery technologies' [patent_app_type] => 1 [patent_app_number] => 7/652568 [patent_app_country] => US [patent_app_date] => 1991-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5570 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/316/05316751.pdf [firstpage_image] =>[orig_patent_app_number] => 652568 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/652568
Methods for mine tailing clean-up using recovery technologies Feb 10, 1991 Issued
07/653536 SI02-FLATTING AGENT, PROCESS FOR ITS PRODUCTION AND ITS USE Feb 10, 1991 Abandoned
07/653156 TEMPORARY RUST RESISTING COATING COMPOSITION Feb 10, 1991 Abandoned
Array ( [id] => 3839071 [patent_doc_number] => 05704297 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-06 [patent_title] => 'Dry powder composition of hydroxyethyl starch suitable for reconstitution' [patent_app_type] => 1 [patent_app_number] => 7/652034 [patent_app_country] => US [patent_app_date] => 1991-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1585 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/704/05704297.pdf [firstpage_image] =>[orig_patent_app_number] => 652034 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/652034
Dry powder composition of hydroxyethyl starch suitable for reconstitution Feb 5, 1991 Issued
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