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 number | Title of the application | Filing Date | Status |
---|---|---|---|
Array
(
[id] => 2408136
[patent_doc_number] => 04786328
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-11-22
[patent_title] => 'Magnesium phosphate cement systems'
[patent_app_type] => 1
[patent_app_number] => 7/176656
[patent_app_country] => US
[patent_app_date] => 1988-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2864
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 52
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/786/04786328.pdf
[firstpage_image] =>[orig_patent_app_number] => 176656
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/176656 | Magnesium phosphate cement systems | Mar 31, 1988 | Issued |
Array
(
[id] => 2625897
[patent_doc_number] => 04920085
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-04-24
[patent_title] => 'Silicon nitride sintered body and process for preparation thereof'
[patent_app_type] => 1
[patent_app_number] => 7/176605
[patent_app_country] => US
[patent_app_date] => 1988-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 12957
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 129
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/920/04920085.pdf
[firstpage_image] =>[orig_patent_app_number] => 176605
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/176605 | Silicon nitride sintered body and process for preparation thereof | Mar 31, 1988 | Issued |
Array
(
[id] => 2478327
[patent_doc_number] => 04882237
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-21
[patent_title] => 'Aluminum-ceramic complex material'
[patent_app_type] => 1
[patent_app_number] => 7/167571
[patent_app_country] => US
[patent_app_date] => 1988-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 2830
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 79
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/882/04882237.pdf
[firstpage_image] =>[orig_patent_app_number] => 167571
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/167571 | Aluminum-ceramic complex material | Mar 13, 1988 | Issued |
Array
(
[id] => 2491491
[patent_doc_number] => 04843043
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-06-27
[patent_title] => 'Method for manufacturing a sintered body with high density'
[patent_app_type] => 1
[patent_app_number] => 7/163024
[patent_app_country] => US
[patent_app_date] => 1988-03-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 4359
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/843/04843043.pdf
[firstpage_image] =>[orig_patent_app_number] => 163024
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/163024 | Method for manufacturing a sintered body with high density | Mar 1, 1988 | Issued |
Array
(
[id] => 2658047
[patent_doc_number] => 04978640
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-12-18
[patent_title] => 'Dispersion strengthened composite'
[patent_app_type] => 1
[patent_app_number] => 7/159781
[patent_app_country] => US
[patent_app_date] => 1988-02-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3432
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 20
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/978/04978640.pdf
[firstpage_image] =>[orig_patent_app_number] => 159781
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/159781 | Dispersion strengthened composite | Feb 23, 1988 | Issued |
Array
(
[id] => 2589722
[patent_doc_number] => 04963679
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-10-16
[patent_title] => 'Process for preparing bis (3,5-dioxopiperazinyl) alkanes or alkenes'
[patent_app_type] => 1
[patent_app_number] => 7/157195
[patent_app_country] => US
[patent_app_date] => 1988-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3213
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 224
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/963/04963679.pdf
[firstpage_image] =>[orig_patent_app_number] => 157195
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/157195 | Process for preparing bis (3,5-dioxopiperazinyl) alkanes or alkenes | Feb 16, 1988 | Issued |
07/158044 | SILICON NITRIDE SINTERED BODY AND A METHOD OF PRODUCING THE SAME | Feb 15, 1988 | Abandoned |
Array
(
[id] => 2482735
[patent_doc_number] => 04828619
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-05-09
[patent_title] => 'Air-entraining agent for flyash cement composition'
[patent_app_type] => 1
[patent_app_number] => 7/155502
[patent_app_country] => US
[patent_app_date] => 1988-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7911
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 534
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/828/04828619.pdf
[firstpage_image] =>[orig_patent_app_number] => 155502
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/155502 | Air-entraining agent for flyash cement composition | Feb 11, 1988 | Issued |
Array
(
[id] => 2553588
[patent_doc_number] => 04836856
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-06-06
[patent_title] => 'Stabilizing road base composition and method for preparing same'
[patent_app_type] => 1
[patent_app_number] => 7/155373
[patent_app_country] => US
[patent_app_date] => 1988-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3244
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/836/04836856.pdf
[firstpage_image] =>[orig_patent_app_number] => 155373
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/155373 | Stabilizing road base composition and method for preparing same | Feb 11, 1988 | Issued |
Array
(
[id] => 2482477
[patent_doc_number] => 04866017
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-09-12
[patent_title] => 'Dielectric ceramic composition of matter'
[patent_app_type] => 1
[patent_app_number] => 7/158026
[patent_app_country] => US
[patent_app_date] => 1988-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2493
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/866/04866017.pdf
[firstpage_image] =>[orig_patent_app_number] => 158026
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/158026 | Dielectric ceramic composition of matter | Feb 11, 1988 | Issued |
Array
(
[id] => 2482440
[patent_doc_number] => 04866015
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-09-12
[patent_title] => 'Silica brick and process for producing same'
[patent_app_type] => 1
[patent_app_number] => 7/155214
[patent_app_country] => US
[patent_app_date] => 1988-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 4436
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 29
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/866/04866015.pdf
[firstpage_image] =>[orig_patent_app_number] => 155214
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/155214 | Silica brick and process for producing same | Feb 11, 1988 | Issued |
Array
(
[id] => 2638760
[patent_doc_number] => 04979992
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-12-25
[patent_title] => 'Compact reinforced composite'
[patent_app_type] => 1
[patent_app_number] => 7/159589
[patent_app_country] => US
[patent_app_date] => 1988-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 20
[patent_figures_cnt] => 65
[patent_no_of_words] => 44403
[patent_no_of_claims] => 61
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[patent_words_short_claim] => 170
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/979/04979992.pdf
[firstpage_image] =>[orig_patent_app_number] => 159589
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/159589 | Compact reinforced composite | Feb 8, 1988 | Issued |
Array
(
[id] => 2472971
[patent_doc_number] => 04886767
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-12-12
[patent_title] => 'Silicon nitride-ceramic and a manufacturing method therof'
[patent_app_type] => 1
[patent_app_number] => 7/152716
[patent_app_country] => US
[patent_app_date] => 1988-02-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2123
[patent_no_of_claims] => 7
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[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/886/04886767.pdf
[firstpage_image] =>[orig_patent_app_number] => 152716
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/152716 | Silicon nitride-ceramic and a manufacturing method therof | Feb 4, 1988 | Issued |
Array
(
[id] => 2744040
[patent_doc_number] => 05015530
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-14
[patent_title] => 'High expansion, lithium corrosion resistant sealing glasses'
[patent_app_type] => 1
[patent_app_number] => 7/146560
[patent_app_country] => US
[patent_app_date] => 1988-01-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2535
[patent_no_of_claims] => 9
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/015/05015530.pdf
[firstpage_image] =>[orig_patent_app_number] => 146560
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/146560 | High expansion, lithium corrosion resistant sealing glasses | Jan 20, 1988 | Issued |
Array
(
[id] => 2666825
[patent_doc_number] => 04904624
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-02-27
[patent_title] => 'Silicon nitride with improved high temperature strength'
[patent_app_type] => 1
[patent_app_number] => 7/144458
[patent_app_country] => US
[patent_app_date] => 1988-01-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4150
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 4
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/904/04904624.pdf
[firstpage_image] =>[orig_patent_app_number] => 144458
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/144458 | Silicon nitride with improved high temperature strength | Jan 14, 1988 | Issued |
07/144565 | CEMENTITIOUS COMPOSITE AND PROCESS OF MAKING SAME | Jan 14, 1988 | Abandoned |
Array
(
[id] => 2423030
[patent_doc_number] => 04780433
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-10-25
[patent_title] => 'Insulating ceramic building material and method with fired clay and garbage mixture'
[patent_app_type] => 1
[patent_app_number] => 7/143587
[patent_app_country] => US
[patent_app_date] => 1988-01-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 2706
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/780/04780433.pdf
[firstpage_image] =>[orig_patent_app_number] => 143587
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/143587 | Insulating ceramic building material and method with fired clay and garbage mixture | Jan 12, 1988 | Issued |
Array
(
[id] => 2505233
[patent_doc_number] => 04851047
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-07-25
[patent_title] => 'Process for preparing water-repellent articles from gypsum powder containing hydrophobic agents'
[patent_app_type] => 1
[patent_app_number] => 7/141743
[patent_app_country] => US
[patent_app_date] => 1988-01-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3232
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 63
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/851/04851047.pdf
[firstpage_image] =>[orig_patent_app_number] => 141743
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/141743 | Process for preparing water-repellent articles from gypsum powder containing hydrophobic agents | Jan 10, 1988 | Issued |
Array
(
[id] => 2475304
[patent_doc_number] => 04879291
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-07
[patent_title] => 'N-alkyl-2,6-dimethylmorpholinocarboxamide salts, their preparation, and their use as fungicides'
[patent_app_type] => 1
[patent_app_number] => 7/139797
[patent_app_country] => US
[patent_app_date] => 1987-12-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8152
[patent_no_of_claims] => 7
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/879/04879291.pdf
[firstpage_image] =>[orig_patent_app_number] => 139797
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/139797 | N-alkyl-2,6-dimethylmorpholinocarboxamide salts, their preparation, and their use as fungicides | Dec 29, 1987 | Issued |
07/136036 | STABLE LYOPHILIZED FORM OF (S)-(+)-BIS-4,4'-(1-METHYL-1,2-ETHANEDIYL) 2,6-PIPERAZINEDIONE AND SOLUTIONS THEREOF | Dec 20, 1987 | Abandoned |