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] => 3589000 [patent_doc_number] => 05487777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-30 [patent_title] => 'Stable CMC slurry' [patent_app_type] => 1 [patent_app_number] => 8/284628 [patent_app_country] => US [patent_app_date] => 1994-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2795 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/487/05487777.pdf [firstpage_image] =>[orig_patent_app_number] => 284628 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/284628
Stable CMC slurry Oct 6, 1994 Issued
Array ( [id] => 3562769 [patent_doc_number] => 05484477 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-16 [patent_title] => 'Coating composition, granules coated with same, and method of reducing dust generation' [patent_app_type] => 1 [patent_app_number] => 8/319611 [patent_app_country] => US [patent_app_date] => 1994-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7147 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/484/05484477.pdf [firstpage_image] =>[orig_patent_app_number] => 319611 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/319611
Coating composition, granules coated with same, and method of reducing dust generation Oct 6, 1994 Issued
Array ( [id] => 3455089 [patent_doc_number] => 05468286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-21 [patent_title] => 'Enzymatically debranched starches as tablet excipients' [patent_app_type] => 1 [patent_app_number] => 8/316664 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7469 [patent_no_of_claims] => 11 [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/05/468/05468286.pdf [firstpage_image] =>[orig_patent_app_number] => 316664 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/316664
Enzymatically debranched starches as tablet excipients Sep 29, 1994 Issued
Array ( [id] => 3533056 [patent_doc_number] => 05556818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Substituted barium-neodymium-titanium-perovskite, dielectric, ceramic composition, capacitor and microwave components' [patent_app_type] => 1 [patent_app_number] => 8/316273 [patent_app_country] => US [patent_app_date] => 1994-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 5979 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/556/05556818.pdf [firstpage_image] =>[orig_patent_app_number] => 316273 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/316273
Substituted barium-neodymium-titanium-perovskite, dielectric, ceramic composition, capacitor and microwave components Sep 29, 1994 Issued
08/314939 PERFLUOROALKYL HALIDES AND DERIVATIVES Sep 28, 1994 Abandoned
Array ( [id] => 3601881 [patent_doc_number] => 05578539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'Molded article based on PZT (Pb(Zr,Ti)O.sub.3, lead zirconate-lead titanate), method and intermediate product for its manufacture' [patent_app_type] => 1 [patent_app_number] => 8/311428 [patent_app_country] => US [patent_app_date] => 1994-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3971 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/578/05578539.pdf [firstpage_image] =>[orig_patent_app_number] => 311428 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/311428
Molded article based on PZT (Pb(Zr,Ti)O.sub.3, lead zirconate-lead titanate), method and intermediate product for its manufacture Sep 22, 1994 Issued
08/311295 OXYGEN PERMEABLE MIXED CONDUCTOR MEMBRANES Sep 22, 1994 Abandoned
Array ( [id] => 3583946 [patent_doc_number] => 05496402 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-05 [patent_title] => 'Method and liquid coating composition for the formation of silica-based coating film on substrate surface' [patent_app_type] => 1 [patent_app_number] => 8/307063 [patent_app_country] => US [patent_app_date] => 1994-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4994 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/496/05496402.pdf [firstpage_image] =>[orig_patent_app_number] => 307063 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/307063
Method and liquid coating composition for the formation of silica-based coating film on substrate surface Sep 15, 1994 Issued
Array ( [id] => 3614851 [patent_doc_number] => 05593487 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-14 [patent_title] => 'Composition having a base of cellulose formate capable of producing fibers of films' [patent_app_type] => 1 [patent_app_number] => 8/302753 [patent_app_country] => US [patent_app_date] => 1994-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5926 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/593/05593487.pdf [firstpage_image] =>[orig_patent_app_number] => 302753 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/302753
Composition having a base of cellulose formate capable of producing fibers of films Sep 12, 1994 Issued
Array ( [id] => 3507845 [patent_doc_number] => 05512090 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-30 [patent_title] => 'Compositions for resilient biodegradable packaging material products' [patent_app_type] => 1 [patent_app_number] => 8/304365 [patent_app_country] => US [patent_app_date] => 1994-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2657 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/512/05512090.pdf [firstpage_image] =>[orig_patent_app_number] => 304365 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/304365
Compositions for resilient biodegradable packaging material products Sep 11, 1994 Issued
Array ( [id] => 3582905 [patent_doc_number] => 05584919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-17 [patent_title] => 'Pelletized pre-dope granules of cellulose and tertiary amine oxide, spinning solution, of cellulose and process for making them' [patent_app_type] => 1 [patent_app_number] => 8/302017 [patent_app_country] => US [patent_app_date] => 1994-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4810 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/584/05584919.pdf [firstpage_image] =>[orig_patent_app_number] => 302017 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/302017
Pelletized pre-dope granules of cellulose and tertiary amine oxide, spinning solution, of cellulose and process for making them Sep 8, 1994 Issued
Array ( [id] => 2632543 [patent_doc_number] => 04952539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Method for the manufacture of transparent aluminum oxide ceramic' [patent_app_type] => 1 [patent_app_number] => 7/302189 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4034 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/952/04952539.pdf [firstpage_image] =>[orig_patent_app_number] => 302189 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302189
2-(aryl)propylalkylpolysiloxane type silicone fluids and methods of making them Sep 7, 1994 Issued
Array ( [id] => 2632543 [patent_doc_number] => 04952539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Method for the manufacture of transparent aluminum oxide ceramic' [patent_app_type] => 1 [patent_app_number] => 7/302189 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4034 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/952/04952539.pdf [firstpage_image] =>[orig_patent_app_number] => 302189 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302189
2-(aryl)propylalkylpolysiloxane type silicone fluids and methods of making them Sep 7, 1994 Issued
Array ( [id] => 2632543 [patent_doc_number] => 04952539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Method for the manufacture of transparent aluminum oxide ceramic' [patent_app_type] => 1 [patent_app_number] => 7/302189 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4034 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/952/04952539.pdf [firstpage_image] =>[orig_patent_app_number] => 302189 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302189
2-(aryl)propylalkylpolysiloxane type silicone fluids and methods of making them Sep 7, 1994 Issued
Array ( [id] => 3582488 [patent_doc_number] => 05516363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Specially doped precursor solutions for use in methods of producing doped ABO.sub.3 -type average perovskite thin-film capacitors' [patent_app_type] => 1 [patent_app_number] => 8/302585 [patent_app_country] => US [patent_app_date] => 1994-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 12285 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/516/05516363.pdf [firstpage_image] =>[orig_patent_app_number] => 302585 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/302585
Specially doped precursor solutions for use in methods of producing doped ABO.sub.3 -type average perovskite thin-film capacitors Sep 7, 1994 Issued
Array ( [id] => 2632543 [patent_doc_number] => 04952539 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Method for the manufacture of transparent aluminum oxide ceramic' [patent_app_type] => 1 [patent_app_number] => 7/302189 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4034 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/952/04952539.pdf [firstpage_image] =>[orig_patent_app_number] => 302189 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302189
2-(aryl)propylalkylpolysiloxane type silicone fluids and methods of making them Sep 7, 1994 Issued
Array ( [id] => 3110537 [patent_doc_number] => 05449401 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Asphalt paving using fly-ash' [patent_app_type] => 1 [patent_app_number] => 8/301551 [patent_app_country] => US [patent_app_date] => 1994-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 848 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449401.pdf [firstpage_image] =>[orig_patent_app_number] => 301551 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/301551
Asphalt paving using fly-ash Sep 5, 1994 Issued
Array ( [id] => 3436833 [patent_doc_number] => 05429695 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Emulsifying agent for producing cationic asphalt emulsions of different setting times, for road construction and maintenance, method of obtaining the agents and method for adjusting the setting time of the emulsions' [patent_app_type] => 1 [patent_app_number] => 8/297771 [patent_app_country] => US [patent_app_date] => 1994-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2103 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/429/05429695.pdf [firstpage_image] =>[orig_patent_app_number] => 297771 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/297771
Emulsifying agent for producing cationic asphalt emulsions of different setting times, for road construction and maintenance, method of obtaining the agents and method for adjusting the setting time of the emulsions Aug 29, 1994 Issued
Array ( [id] => 3509194 [patent_doc_number] => 05575842 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-19 [patent_title] => 'Method of disposal of hazardous particulate solid waste by asphalt emulsion encapsulation' [patent_app_type] => 1 [patent_app_number] => 8/296099 [patent_app_country] => US [patent_app_date] => 1994-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1267 [patent_no_of_claims] => 5 [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/05/575/05575842.pdf [firstpage_image] =>[orig_patent_app_number] => 296099 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/296099
Method of disposal of hazardous particulate solid waste by asphalt emulsion encapsulation Aug 24, 1994 Issued
Array ( [id] => 3527358 [patent_doc_number] => 05556452 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-17 [patent_title] => 'Moulding materials and spinning materials containing cellulose' [patent_app_type] => 1 [patent_app_number] => 8/293056 [patent_app_country] => US [patent_app_date] => 1994-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 8527 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/556/05556452.pdf [firstpage_image] =>[orig_patent_app_number] => 293056 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/293056
Moulding materials and spinning materials containing cellulose Aug 18, 1994 Issued
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