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] => 3738605 [patent_doc_number] => 05716441 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Starch-based, water resistant adhesives' [patent_app_type] => 1 [patent_app_number] => 8/722786 [patent_app_country] => US [patent_app_date] => 1996-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3580 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/716/05716441.pdf [firstpage_image] =>[orig_patent_app_number] => 722786 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/722786
Starch-based, water resistant adhesives Sep 26, 1996 Issued
Array ( [id] => 3785129 [patent_doc_number] => 05725648 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-10 [patent_title] => 'Paper coatings containing guar or reduced molecular weight guar' [patent_app_type] => 1 [patent_app_number] => 8/719375 [patent_app_country] => US [patent_app_date] => 1996-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5252 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/725/05725648.pdf [firstpage_image] =>[orig_patent_app_number] => 719375 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/719375
Paper coatings containing guar or reduced molecular weight guar Sep 24, 1996 Issued
Array ( [id] => 3656494 [patent_doc_number] => 05667578 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Adhesion promoters for anionic bituminous emulsions' [patent_app_type] => 1 [patent_app_number] => 8/719035 [patent_app_country] => US [patent_app_date] => 1996-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4922 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/667/05667578.pdf [firstpage_image] =>[orig_patent_app_number] => 719035 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/719035
Adhesion promoters for anionic bituminous emulsions Sep 23, 1996 Issued
Array ( [id] => 3679884 [patent_doc_number] => 05690724 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-25 [patent_title] => 'Process and composition for slip casting a ceramic powder' [patent_app_type] => 1 [patent_app_number] => 8/717673 [patent_app_country] => US [patent_app_date] => 1996-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2371 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/690/05690724.pdf [firstpage_image] =>[orig_patent_app_number] => 717673 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/717673
Process and composition for slip casting a ceramic powder Sep 22, 1996 Issued
Array ( [id] => 3650127 [patent_doc_number] => 05658378 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Method of paper sizing using modified cationic starch' [patent_app_type] => 1 [patent_app_number] => 8/712819 [patent_app_country] => US [patent_app_date] => 1996-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4875 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/658/05658378.pdf [firstpage_image] =>[orig_patent_app_number] => 712819 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/712819
Method of paper sizing using modified cationic starch Sep 11, 1996 Issued
Array ( [id] => 3870707 [patent_doc_number] => 05728202 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-17 [patent_title] => 'Gilsonite modified, natural, hydrocarbon-enriched sand composition' [patent_app_type] => 1 [patent_app_number] => 8/712324 [patent_app_country] => US [patent_app_date] => 1996-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3235 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/728/05728202.pdf [firstpage_image] =>[orig_patent_app_number] => 712324 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/712324
Gilsonite modified, natural, hydrocarbon-enriched sand composition Sep 10, 1996 Issued
Array ( [id] => 3738627 [patent_doc_number] => 05716443 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Surface treating agent for coating vehicles' [patent_app_type] => 1 [patent_app_number] => 8/708505 [patent_app_country] => US [patent_app_date] => 1996-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5046 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/716/05716443.pdf [firstpage_image] =>[orig_patent_app_number] => 708505 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/708505
Surface treating agent for coating vehicles Sep 4, 1996 Issued
Array ( [id] => 3924601 [patent_doc_number] => 06002578 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-14 [patent_title] => 'Ceramic substrate, circuit substrate and electronic circuit substrate by use thereof and method for preparing ceramic substrate' [patent_app_type] => 1 [patent_app_number] => 8/698688 [patent_app_country] => US [patent_app_date] => 1996-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 8393 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/002/06002578.pdf [firstpage_image] =>[orig_patent_app_number] => 698688 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/698688
Ceramic substrate, circuit substrate and electronic circuit substrate by use thereof and method for preparing ceramic substrate Sep 3, 1996 Issued
Array ( [id] => 3778448 [patent_doc_number] => 05735943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-07 [patent_title] => 'Rheological additives for asphalt and other organic systems comprising one or more organoclays and fibrous material, a process for producing such additives and organic systems containing such additives' [patent_app_type] => 1 [patent_app_number] => 8/707563 [patent_app_country] => US [patent_app_date] => 1996-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7697 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/735/05735943.pdf [firstpage_image] =>[orig_patent_app_number] => 707563 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/707563
Rheological additives for asphalt and other organic systems comprising one or more organoclays and fibrous material, a process for producing such additives and organic systems containing such additives Sep 3, 1996 Issued
Array ( [id] => 3816637 [patent_doc_number] => 05759250 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Use of a very hard asphalt binder in the preparation of a road asphalt intended in particular for road bed foundations' [patent_app_type] => 1 [patent_app_number] => 8/697297 [patent_app_country] => US [patent_app_date] => 1996-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4301 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/759/05759250.pdf [firstpage_image] =>[orig_patent_app_number] => 697297 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/697297
Use of a very hard asphalt binder in the preparation of a road asphalt intended in particular for road bed foundations Aug 25, 1996 Issued
Array ( [id] => 3826277 [patent_doc_number] => 05711795 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Compressible and moldable toy sand composition' [patent_app_type] => 1 [patent_app_number] => 8/702786 [patent_app_country] => US [patent_app_date] => 1996-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3239 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/711/05711795.pdf [firstpage_image] =>[orig_patent_app_number] => 702786 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/702786
Compressible and moldable toy sand composition Aug 22, 1996 Issued
Array ( [id] => 3972519 [patent_doc_number] => 05904760 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-18 [patent_title] => 'Rerefined oil or hydrofinished neutral oil for blending superpave asphalts with low temperature properties' [patent_app_type] => 1 [patent_app_number] => 8/697385 [patent_app_country] => US [patent_app_date] => 1996-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7405 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/904/05904760.pdf [firstpage_image] =>[orig_patent_app_number] => 697385 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/697385
Rerefined oil or hydrofinished neutral oil for blending superpave asphalts with low temperature properties Aug 22, 1996 Issued
Array ( [id] => 3650919 [patent_doc_number] => 05626657 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Composite microsphere and lubricant mixture' [patent_app_type] => 1 [patent_app_number] => 8/701427 [patent_app_country] => US [patent_app_date] => 1996-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 11710 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626657.pdf [firstpage_image] =>[orig_patent_app_number] => 701427 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/701427
Composite microsphere and lubricant mixture Aug 21, 1996 Issued
Array ( [id] => 3727766 [patent_doc_number] => 05698022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Lanthanide/phosphorus precursor compositions for MOCVD of lanthanide/phosphorus oxide films' [patent_app_type] => 1 [patent_app_number] => 8/696478 [patent_app_country] => US [patent_app_date] => 1996-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3879 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/698/05698022.pdf [firstpage_image] =>[orig_patent_app_number] => 696478 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/696478
Lanthanide/phosphorus precursor compositions for MOCVD of lanthanide/phosphorus oxide films Aug 13, 1996 Issued
Array ( [id] => 3869609 [patent_doc_number] => 05746994 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Method for synthesizing ferrate and ferrate produced thereby' [patent_app_type] => 1 [patent_app_number] => 8/694948 [patent_app_country] => US [patent_app_date] => 1996-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6476 [patent_no_of_claims] => 62 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/746/05746994.pdf [firstpage_image] =>[orig_patent_app_number] => 694948 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/694948
Method for synthesizing ferrate and ferrate produced thereby Aug 8, 1996 Issued
Array ( [id] => 3717643 [patent_doc_number] => 05681382 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-28 [patent_title] => 'Rapidly soluble coating composition and method for preparing same' [patent_app_type] => 1 [patent_app_number] => 8/699054 [patent_app_country] => US [patent_app_date] => 1996-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7538 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/681/05681382.pdf [firstpage_image] =>[orig_patent_app_number] => 699054 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/699054
Rapidly soluble coating composition and method for preparing same Aug 8, 1996 Issued
Array ( [id] => 3887383 [patent_doc_number] => 05749956 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Non-ozone depleting co-solvent compositions and adhesive promoter compositions based thereon' [patent_app_type] => 1 [patent_app_number] => 8/691598 [patent_app_country] => US [patent_app_date] => 1996-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6598 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/749/05749956.pdf [firstpage_image] =>[orig_patent_app_number] => 691598 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/691598
Non-ozone depleting co-solvent compositions and adhesive promoter compositions based thereon Aug 1, 1996 Issued
Array ( [id] => 4339174 [patent_doc_number] => 06214104 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Coating solution for forming silica coating and method of forming silica coating' [patent_app_type] => 1 [patent_app_number] => 8/692005 [patent_app_country] => US [patent_app_date] => 1996-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3472 [patent_no_of_claims] => 20 [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/06/214/06214104.pdf [firstpage_image] =>[orig_patent_app_number] => 692005 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/692005
Coating solution for forming silica coating and method of forming silica coating Aug 1, 1996 Issued
Array ( [id] => 3832235 [patent_doc_number] => 05743951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-28 [patent_title] => 'Primer composition' [patent_app_type] => 1 [patent_app_number] => 8/688897 [patent_app_country] => US [patent_app_date] => 1996-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4307 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/743/05743951.pdf [firstpage_image] =>[orig_patent_app_number] => 688897 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/688897
Primer composition Jul 30, 1996 Issued
08/687648 METHOD AND APPARATUS FOR CONTINUOUS PREPARATION OF CORRUGATING ADHESIVE Jul 25, 1996 Abandoned
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