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] => 3760248 [patent_doc_number] => 05843860 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Ceramic composition for high-frequency dielectrics' [patent_app_type] => 1 [patent_app_number] => 8/911466 [patent_app_country] => US [patent_app_date] => 1997-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2251 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/843/05843860.pdf [firstpage_image] =>[orig_patent_app_number] => 911466 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/911466
Ceramic composition for high-frequency dielectrics Aug 12, 1997 Issued
Array ( [id] => 4001477 [patent_doc_number] => 05858893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-12 [patent_title] => 'Ceramic composition with low dielectric constant and method of making same' [patent_app_type] => 1 [patent_app_number] => 8/909999 [patent_app_country] => US [patent_app_date] => 1997-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4807 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/858/05858893.pdf [firstpage_image] =>[orig_patent_app_number] => 909999 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/909999
Ceramic composition with low dielectric constant and method of making same Aug 11, 1997 Issued
Array ( [id] => 3917707 [patent_doc_number] => 05876506 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-02 [patent_title] => 'Mesomorphic sugar and products therefrom' [patent_app_type] => 1 [patent_app_number] => 8/909517 [patent_app_country] => US [patent_app_date] => 1997-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 12004 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/876/05876506.pdf [firstpage_image] =>[orig_patent_app_number] => 909517 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/909517
Mesomorphic sugar and products therefrom Aug 11, 1997 Issued
Array ( [id] => 4038560 [patent_doc_number] => 05868851 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-09 [patent_title] => 'Process for production of solid glucose' [patent_app_type] => 1 [patent_app_number] => 8/908104 [patent_app_country] => US [patent_app_date] => 1997-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3939 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/868/05868851.pdf [firstpage_image] =>[orig_patent_app_number] => 908104 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/908104
Process for production of solid glucose Aug 10, 1997 Issued
Array ( [id] => 3854323 [patent_doc_number] => 05795377 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-18 [patent_title] => 'Method for modifying papermaking sludge and products made from modified papermaking sludge' [patent_app_type] => 1 [patent_app_number] => 8/906249 [patent_app_country] => US [patent_app_date] => 1997-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4735 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/795/05795377.pdf [firstpage_image] =>[orig_patent_app_number] => 906249 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/906249
Method for modifying papermaking sludge and products made from modified papermaking sludge Aug 4, 1997 Issued
Array ( [id] => 3924473 [patent_doc_number] => 05928418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Asphalt emulsion' [patent_app_type] => 1 [patent_app_number] => 8/875732 [patent_app_country] => US [patent_app_date] => 1997-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15308 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/928/05928418.pdf [firstpage_image] =>[orig_patent_app_number] => 875732 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/875732
Asphalt emulsion Aug 3, 1997 Issued
Array ( [id] => 3860582 [patent_doc_number] => 05762700 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-09 [patent_title] => 'Catalytic process for producing free radicals on crumb rubber' [patent_app_type] => 1 [patent_app_number] => 8/904777 [patent_app_country] => US [patent_app_date] => 1997-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 804 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/762/05762700.pdf [firstpage_image] =>[orig_patent_app_number] => 904777 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/904777
Catalytic process for producing free radicals on crumb rubber Jul 31, 1997 Issued
Array ( [id] => 3932293 [patent_doc_number] => 05989351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Noncentrifugal sugar composition and a process for the preparation of a sugar product' [patent_app_type] => 1 [patent_app_number] => 8/903760 [patent_app_country] => US [patent_app_date] => 1997-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 14397 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/989/05989351.pdf [firstpage_image] =>[orig_patent_app_number] => 903760 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/903760
Noncentrifugal sugar composition and a process for the preparation of a sugar product Jul 30, 1997 Issued
Array ( [id] => 4003995 [patent_doc_number] => 05879440 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Biostable water-borne paints and processes for their preparation' [patent_app_type] => 1 [patent_app_number] => 8/900138 [patent_app_country] => US [patent_app_date] => 1997-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6475 [patent_no_of_claims] => 71 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/879/05879440.pdf [firstpage_image] =>[orig_patent_app_number] => 900138 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/900138
Biostable water-borne paints and processes for their preparation Jul 27, 1997 Issued
Array ( [id] => 3870531 [patent_doc_number] => 05763346 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-09 [patent_title] => 'Dielectric ceramic composition' [patent_app_type] => 1 [patent_app_number] => 8/899584 [patent_app_country] => US [patent_app_date] => 1997-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1673 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/763/05763346.pdf [firstpage_image] =>[orig_patent_app_number] => 899584 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/899584
Dielectric ceramic composition Jul 23, 1997 Issued
08/895752 MALLEABLE PLAY MATERIAL COMPOUND Jul 16, 1997 Abandoned
Array ( [id] => 4043662 [patent_doc_number] => 05932016 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Process for decolorization of solutions' [patent_app_type] => 1 [patent_app_number] => 8/836581 [patent_app_country] => US [patent_app_date] => 1997-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2899 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/932/05932016.pdf [firstpage_image] =>[orig_patent_app_number] => 836581 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/836581
Process for decolorization of solutions Jul 16, 1997 Issued
Array ( [id] => 3902469 [patent_doc_number] => 06001162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-14 [patent_title] => 'Sulfur-treated asphalt compositions and their preparation' [patent_app_type] => 1 [patent_app_number] => 8/895796 [patent_app_country] => US [patent_app_date] => 1997-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5321 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/001/06001162.pdf [firstpage_image] =>[orig_patent_app_number] => 895796 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/895796
Sulfur-treated asphalt compositions and their preparation Jul 16, 1997 Issued
Array ( [id] => 3998156 [patent_doc_number] => 05888306 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Method and apparatus for making a pure simple sugar solution by hydrolyzing at least one compound sugar in the presence of a selective adsorbent' [patent_app_type] => 1 [patent_app_number] => 8/849396 [patent_app_country] => US [patent_app_date] => 1997-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 5210 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/888/05888306.pdf [firstpage_image] =>[orig_patent_app_number] => 849396 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/849396
Method and apparatus for making a pure simple sugar solution by hydrolyzing at least one compound sugar in the presence of a selective adsorbent Jul 9, 1997 Issued
Array ( [id] => 3750968 [patent_doc_number] => 05851277 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Preparation whose coloring depends on the viewing angle' [patent_app_type] => 1 [patent_app_number] => 8/889343 [patent_app_country] => US [patent_app_date] => 1997-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4421 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/851/05851277.pdf [firstpage_image] =>[orig_patent_app_number] => 889343 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/889343
Preparation whose coloring depends on the viewing angle Jul 7, 1997 Issued
Array ( [id] => 4043647 [patent_doc_number] => 05932015 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Process for manufacturing crystalline maltitol and crystalline mixture solid containing the same' [patent_app_type] => 1 [patent_app_number] => 8/888138 [patent_app_country] => US [patent_app_date] => 1997-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 9608 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/932/05932015.pdf [firstpage_image] =>[orig_patent_app_number] => 888138 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/888138
Process for manufacturing crystalline maltitol and crystalline mixture solid containing the same Jul 2, 1997 Issued
Array ( [id] => 3916855 [patent_doc_number] => 05944905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Method and apparatus for performing a continuous reaction with at least one liquid phase and at least one solid catalyst in a pulsed column' [patent_app_type] => 1 [patent_app_number] => 8/849475 [patent_app_country] => US [patent_app_date] => 1997-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4585 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/944/05944905.pdf [firstpage_image] =>[orig_patent_app_number] => 849475 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/849475
Method and apparatus for performing a continuous reaction with at least one liquid phase and at least one solid catalyst in a pulsed column Jun 30, 1997 Issued
Array ( [id] => 3932090 [patent_doc_number] => 05989335 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Dry dispersion of plant pulp in concrete and use thereof' [patent_app_type] => 1 [patent_app_number] => 8/885644 [patent_app_country] => US [patent_app_date] => 1997-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2597 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/989/05989335.pdf [firstpage_image] =>[orig_patent_app_number] => 885644 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/885644
Dry dispersion of plant pulp in concrete and use thereof Jun 29, 1997 Issued
08/884643 PUNCTURE PREVENTIVE SEALANT Jun 26, 1997 Abandoned
Array ( [id] => 3838975 [patent_doc_number] => 05766332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-16 [patent_title] => 'Fast drying nail enamel composition and method' [patent_app_type] => 1 [patent_app_number] => 8/881236 [patent_app_country] => US [patent_app_date] => 1997-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3932 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/766/05766332.pdf [firstpage_image] =>[orig_patent_app_number] => 881236 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/881236
Fast drying nail enamel composition and method Jun 23, 1997 Issued
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