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] => 4135085 [patent_doc_number] => 06030443 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Paper coating composition with improved optical brightener carriers' [patent_app_type] => 1 [patent_app_number] => 9/301983 [patent_app_country] => US [patent_app_date] => 1999-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4091 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/030/06030443.pdf [firstpage_image] =>[orig_patent_app_number] => 301983 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/301983
Paper coating composition with improved optical brightener carriers Apr 28, 1999 Issued
Array ( [id] => 4123279 [patent_doc_number] => 06120594 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Hydrogen peroxide oxidation of carbon black' [patent_app_type] => 1 [patent_app_number] => 9/301504 [patent_app_country] => US [patent_app_date] => 1999-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3962 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/120/06120594.pdf [firstpage_image] =>[orig_patent_app_number] => 301504 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/301504
Hydrogen peroxide oxidation of carbon black Apr 27, 1999 Issued
Array ( [id] => 4353635 [patent_doc_number] => 06168657 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-02 [patent_title] => 'Adhesive varnish to receive powdered pigments' [patent_app_type] => 1 [patent_app_number] => 9/297250 [patent_app_country] => US [patent_app_date] => 1999-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1138 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/168/06168657.pdf [firstpage_image] =>[orig_patent_app_number] => 297250 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/297250
Adhesive varnish to receive powdered pigments Apr 26, 1999 Issued
Array ( [id] => 4374558 [patent_doc_number] => 06294008 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Haze-free cellulose ether capsules and process for making' [patent_app_type] => 1 [patent_app_number] => 9/295692 [patent_app_country] => US [patent_app_date] => 1999-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1970 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/294/06294008.pdf [firstpage_image] =>[orig_patent_app_number] => 295692 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/295692
Haze-free cellulose ether capsules and process for making Apr 20, 1999 Issued
Array ( [id] => 4160107 [patent_doc_number] => 06139612 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Asphalt paving mix formed of recycled asphalt concrete for paving at ambient temperatures and a process for making the same' [patent_app_type] => 1 [patent_app_number] => 9/293045 [patent_app_country] => US [patent_app_date] => 1999-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3790 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/139/06139612.pdf [firstpage_image] =>[orig_patent_app_number] => 293045 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293045
Asphalt paving mix formed of recycled asphalt concrete for paving at ambient temperatures and a process for making the same Apr 15, 1999 Issued
Array ( [id] => 4339160 [patent_doc_number] => 06214103 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Asphalt paving mix for paving at ambient temperatures and a process for making the same' [patent_app_type] => 1 [patent_app_number] => 9/293050 [patent_app_country] => US [patent_app_date] => 1999-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4095 [patent_no_of_claims] => 38 [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/06/214/06214103.pdf [firstpage_image] =>[orig_patent_app_number] => 293050 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293050
Asphalt paving mix for paving at ambient temperatures and a process for making the same Apr 15, 1999 Issued
Array ( [id] => 4401413 [patent_doc_number] => 06228158 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-08 [patent_title] => 'Preblended carrier starches for corrugating adhesives' [patent_app_type] => 1 [patent_app_number] => 9/293610 [patent_app_country] => US [patent_app_date] => 1999-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5436 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/228/06228158.pdf [firstpage_image] =>[orig_patent_app_number] => 293610 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293610
Preblended carrier starches for corrugating adhesives Apr 15, 1999 Issued
Array ( [id] => 4285937 [patent_doc_number] => 06183550 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Paper size dispersions' [patent_app_type] => 1 [patent_app_number] => 9/293824 [patent_app_country] => US [patent_app_date] => 1999-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7946 [patent_no_of_claims] => 53 [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/06/183/06183550.pdf [firstpage_image] =>[orig_patent_app_number] => 293824 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/293824
Paper size dispersions Apr 15, 1999 Issued
Array ( [id] => 4283851 [patent_doc_number] => 06179926 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Process for steeping corn and steepwater having a low reducing sugar content made therefrom' [patent_app_type] => 1 [patent_app_number] => 9/290099 [patent_app_country] => US [patent_app_date] => 1999-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2831 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/179/06179926.pdf [firstpage_image] =>[orig_patent_app_number] => 290099 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/290099
Process for steeping corn and steepwater having a low reducing sugar content made therefrom Apr 11, 1999 Issued
Array ( [id] => 9899 [patent_doc_number] => RE041799 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2010-10-05 [patent_title] => 'Coating composition for glass' [patent_app_type] => reissue [patent_app_number] => 09/287664 [patent_app_country] => US [patent_app_date] => 1999-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4912 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/041/RE041799.pdf [firstpage_image] =>[orig_patent_app_number] => 09287664 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/287664
Coating composition for glass Apr 6, 1999 Issued
Array ( [id] => 4283519 [patent_doc_number] => 06179905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Corrugation adhesive, corrugated board, and preparation methods therefor' [patent_app_type] => 1 [patent_app_number] => 9/286795 [patent_app_country] => US [patent_app_date] => 1999-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5641 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/179/06179905.pdf [firstpage_image] =>[orig_patent_app_number] => 286795 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/286795
Corrugation adhesive, corrugated board, and preparation methods therefor Apr 5, 1999 Issued
Array ( [id] => 7637207 [patent_doc_number] => 06379447 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Polysaccharide adhesives for multi-ply paper products' [patent_app_type] => B1 [patent_app_number] => 09/286084 [patent_app_country] => US [patent_app_date] => 1999-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5361 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/379/06379447.pdf [firstpage_image] =>[orig_patent_app_number] => 09286084 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/286084
Polysaccharide adhesives for multi-ply paper products Apr 4, 1999 Issued
Array ( [id] => 4238065 [patent_doc_number] => 06221146 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-24 [patent_title] => 'Method for the production of precipitated calcium carbonate having a selected crystal form, products produced thereby and their uses' [patent_app_type] => 1 [patent_app_number] => 9/285152 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6186 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/221/06221146.pdf [firstpage_image] =>[orig_patent_app_number] => 285152 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285152
Method for the production of precipitated calcium carbonate having a selected crystal form, products produced thereby and their uses Mar 31, 1999 Issued
Array ( [id] => 4071585 [patent_doc_number] => 06069105 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Alumina-based sintered materials and process for producing the same' [patent_app_type] => 1 [patent_app_number] => 9/283979 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4802 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/069/06069105.pdf [firstpage_image] =>[orig_patent_app_number] => 283979 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/283979
Alumina-based sintered materials and process for producing the same Mar 31, 1999 Issued
09/285115 ELEGANT FILM COATING SYSTEM Mar 31, 1999 Abandoned
Array ( [id] => 4065424 [patent_doc_number] => 06068690 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Precursor solution for forming thin film of ferroelectric substance and production process thereof' [patent_app_type] => 1 [patent_app_number] => 9/280991 [patent_app_country] => US [patent_app_date] => 1999-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6750 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/068/06068690.pdf [firstpage_image] =>[orig_patent_app_number] => 280991 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/280991
Precursor solution for forming thin film of ferroelectric substance and production process thereof Mar 29, 1999 Issued
Array ( [id] => 4166011 [patent_doc_number] => 06139996 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Color filter solution for a cathode ray tube and method for patterning a color filter' [patent_app_type] => 1 [patent_app_number] => 9/280132 [patent_app_country] => US [patent_app_date] => 1999-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2180 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/139/06139996.pdf [firstpage_image] =>[orig_patent_app_number] => 280132 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/280132
Color filter solution for a cathode ray tube and method for patterning a color filter Mar 25, 1999 Issued
09/194254 BINDING MIXTURES Mar 24, 1999 Abandoned
09/274708 PROCESS FOR CONTINUOUS SEPARATION OF GLUCOSE AND FRUCTOSE Mar 22, 1999 Abandoned
09/270608 ASPHALT MODIFIER AND METHOD OF MANUFACTURE Mar 16, 1999 Abandoned
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