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
07/717480 PASTE FORMULATIONS FOR USE IN THE ELECTRONICS INDUSTRY Jun 18, 1991 Abandoned
Array ( [id] => 2913609 [patent_doc_number] => 05199978 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-06 [patent_title] => 'Process for removing elemental sulfur from fluids' [patent_app_type] => 1 [patent_app_number] => 7/715959 [patent_app_country] => US [patent_app_date] => 1991-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2349 [patent_no_of_claims] => 10 [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/05/199/05199978.pdf [firstpage_image] =>[orig_patent_app_number] => 715959 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/715959
Process for removing elemental sulfur from fluids Jun 16, 1991 Issued
Array ( [id] => 3007878 [patent_doc_number] => 05275994 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-04 [patent_title] => 'Process for preparing a catalyst for removal of hydroprocessing impurities' [patent_app_type] => 1 [patent_app_number] => 7/716482 [patent_app_country] => US [patent_app_date] => 1991-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5210 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/275/05275994.pdf [firstpage_image] =>[orig_patent_app_number] => 716482 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/716482
Process for preparing a catalyst for removal of hydroprocessing impurities Jun 16, 1991 Issued
Array ( [id] => 2877777 [patent_doc_number] => 05213617 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-25 [patent_title] => 'Primer for silicone substrates' [patent_app_type] => 1 [patent_app_number] => 7/714811 [patent_app_country] => US [patent_app_date] => 1991-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4498 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/213/05213617.pdf [firstpage_image] =>[orig_patent_app_number] => 714811 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/714811
Primer for silicone substrates Jun 12, 1991 Issued
Array ( [id] => 2903077 [patent_doc_number] => 05236496 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-17 [patent_title] => 'Paste composition and method for preparing the same' [patent_app_type] => 1 [patent_app_number] => 7/714619 [patent_app_country] => US [patent_app_date] => 1991-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2837 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/236/05236496.pdf [firstpage_image] =>[orig_patent_app_number] => 714619 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/714619
Paste composition and method for preparing the same Jun 12, 1991 Issued
Array ( [id] => 2797089 [patent_doc_number] => 05145521 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-08 [patent_title] => 'Sulfuric acid/polyamide compositions' [patent_app_type] => 1 [patent_app_number] => 7/712913 [patent_app_country] => US [patent_app_date] => 1991-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2615 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/145/05145521.pdf [firstpage_image] =>[orig_patent_app_number] => 712913 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/712913
Sulfuric acid/polyamide compositions Jun 6, 1991 Issued
07/711884 AQUEOUS RELEASE AGENT AND THE USE THEREOF Jun 6, 1991 Abandoned
07/710556 BLENDPOLYMERS Jun 4, 1991 Abandoned
Array ( [id] => 2914293 [patent_doc_number] => 05192360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-09 [patent_title] => 'Water-soluble flux for cored solder' [patent_app_type] => 1 [patent_app_number] => 7/708961 [patent_app_country] => US [patent_app_date] => 1991-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1099 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/192/05192360.pdf [firstpage_image] =>[orig_patent_app_number] => 708961 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/708961
Water-soluble flux for cored solder May 30, 1991 Issued
Array ( [id] => 2964608 [patent_doc_number] => 05258167 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-02 [patent_title] => 'Extractant for rare earth metal and method for extracting the same' [patent_app_type] => 1 [patent_app_number] => 7/708363 [patent_app_country] => US [patent_app_date] => 1991-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5170 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/258/05258167.pdf [firstpage_image] =>[orig_patent_app_number] => 708363 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/708363
Extractant for rare earth metal and method for extracting the same May 30, 1991 Issued
Array ( [id] => 2960445 [patent_doc_number] => 05201944 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-13 [patent_title] => 'Size composition for papermaking' [patent_app_type] => 1 [patent_app_number] => 7/707791 [patent_app_country] => US [patent_app_date] => 1991-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5067 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/201/05201944.pdf [firstpage_image] =>[orig_patent_app_number] => 707791 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/707791
Size composition for papermaking May 29, 1991 Issued
Array ( [id] => 3014016 [patent_doc_number] => 05302368 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-12 [patent_title] => 'Process for preparation of alumina' [patent_app_type] => 1 [patent_app_number] => 7/705620 [patent_app_country] => US [patent_app_date] => 1991-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4207 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/302/05302368.pdf [firstpage_image] =>[orig_patent_app_number] => 705620 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/705620
Process for preparation of alumina May 27, 1991 Issued
Array ( [id] => 2823562 [patent_doc_number] => 05174816 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-29 [patent_title] => 'Surface treating agent for aluminum line pattern substrate' [patent_app_type] => 1 [patent_app_number] => 7/704342 [patent_app_country] => US [patent_app_date] => 1991-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2228 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/174/05174816.pdf [firstpage_image] =>[orig_patent_app_number] => 704342 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/704342
Surface treating agent for aluminum line pattern substrate May 22, 1991 Issued
Array ( [id] => 2971104 [patent_doc_number] => 05256389 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-26 [patent_title] => 'High surface area metal oxide foams' [patent_app_type] => 1 [patent_app_number] => 7/704918 [patent_app_country] => US [patent_app_date] => 1991-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4140 [patent_no_of_claims] => 6 [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/05/256/05256389.pdf [firstpage_image] =>[orig_patent_app_number] => 704918 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/704918
High surface area metal oxide foams May 21, 1991 Issued
07/704216 PASSIVATING COATING FOR METAL OXIDE VARISTORS May 21, 1991 Abandoned
Array ( [id] => 2797705 [patent_doc_number] => 05147460 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-15 [patent_title] => 'Internal coating materials for a cathode ray tube' [patent_app_type] => 1 [patent_app_number] => 7/702749 [patent_app_country] => US [patent_app_date] => 1991-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5042 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/147/05147460.pdf [firstpage_image] =>[orig_patent_app_number] => 702749 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/702749
Internal coating materials for a cathode ray tube May 19, 1991 Issued
Array ( [id] => 2794911 [patent_doc_number] => 05123964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-23 [patent_title] => 'Finely divided, precipitated silica with high structure, method of its preparation and use' [patent_app_type] => 1 [patent_app_number] => 7/694881 [patent_app_country] => US [patent_app_date] => 1991-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6483 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/123/05123964.pdf [firstpage_image] =>[orig_patent_app_number] => 694881 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/694881
Finely divided, precipitated silica with high structure, method of its preparation and use May 15, 1991 Issued
Array ( [id] => 2945426 [patent_doc_number] => 05242492 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-07 [patent_title] => 'Microsurfacing system' [patent_app_type] => 1 [patent_app_number] => 7/699362 [patent_app_country] => US [patent_app_date] => 1991-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3821 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/242/05242492.pdf [firstpage_image] =>[orig_patent_app_number] => 699362 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/699362
Microsurfacing system May 12, 1991 Issued
Array ( [id] => 2966442 [patent_doc_number] => 05224991 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-06 [patent_title] => 'Bitumen based mixture for coating surfaces' [patent_app_type] => 1 [patent_app_number] => 7/695908 [patent_app_country] => US [patent_app_date] => 1991-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4584 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/224/05224991.pdf [firstpage_image] =>[orig_patent_app_number] => 695908 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/695908
Bitumen based mixture for coating surfaces May 5, 1991 Issued
Array ( [id] => 3608395 [patent_doc_number] => 05509959 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-23 [patent_title] => 'Precursor coating compositions suitable for spraying with supercritical fluids as diluents' [patent_app_type] => 1 [patent_app_number] => 7/684490 [patent_app_country] => US [patent_app_date] => 1991-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 35655 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/509/05509959.pdf [firstpage_image] =>[orig_patent_app_number] => 684490 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/684490
Precursor coating compositions suitable for spraying with supercritical fluids as diluents Apr 14, 1991 Issued
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