Search

David J Isabella

Supervisory Patent Examiner (ID: 5962, Phone: (571)272-4749 , Office: P/3774 )

Most Active Art Unit
3738
Art Unit(s)
3308, 2899, 4156, 2164, 3302, 3738, 3306, 3700, 3774, 3307
Total Applications
2368
Issued Applications
1690
Pending Applications
244
Abandoned Applications
434

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2779065 [patent_doc_number] => 05102259 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-07 [patent_title] => 'Sub-surface irrigation systems' [patent_app_type] => 1 [patent_app_number] => 7/686231 [patent_app_country] => US [patent_app_date] => 1991-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2520 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/102/05102259.pdf [firstpage_image] =>[orig_patent_app_number] => 686231 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/686231
Sub-surface irrigation systems Apr 14, 1991 Issued
Array ( [id] => 2881057 [patent_doc_number] => 05209604 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Soil decontamination' [patent_app_type] => 1 [patent_app_number] => 7/682172 [patent_app_country] => US [patent_app_date] => 1991-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3550 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/209/05209604.pdf [firstpage_image] =>[orig_patent_app_number] => 682172 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/682172
Soil decontamination Apr 8, 1991 Issued
Array ( [id] => 2662980 [patent_doc_number] => 05073067 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-17 [patent_title] => 'Mine roof support' [patent_app_type] => 1 [patent_app_number] => 7/680422 [patent_app_country] => US [patent_app_date] => 1991-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3432 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/073/05073067.pdf [firstpage_image] =>[orig_patent_app_number] => 680422 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/680422
Mine roof support Apr 3, 1991 Issued
Array ( [id] => 2773024 [patent_doc_number] => 05141363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Mobile train for backfilling tunnel liners with cement grout' [patent_app_type] => 1 [patent_app_number] => 7/679524 [patent_app_country] => US [patent_app_date] => 1991-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 9492 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/141/05141363.pdf [firstpage_image] =>[orig_patent_app_number] => 679524 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/679524
Mobile train for backfilling tunnel liners with cement grout Apr 1, 1991 Issued
Array ( [id] => 2856641 [patent_doc_number] => 05096335 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-17 [patent_title] => 'Polymer grid for supplemental roof and rib support of combustible underground openings' [patent_app_type] => 1 [patent_app_number] => 7/675616 [patent_app_country] => US [patent_app_date] => 1991-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1950 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/096/05096335.pdf [firstpage_image] =>[orig_patent_app_number] => 675616 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/675616
Polymer grid for supplemental roof and rib support of combustible underground openings Mar 26, 1991 Issued
Array ( [id] => 2773945 [patent_doc_number] => 05092708 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-03 [patent_title] => 'Barrier, in particular for damming a tidal waterway during storm tides' [patent_app_type] => 1 [patent_app_number] => 7/675134 [patent_app_country] => US [patent_app_date] => 1991-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5468 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/092/05092708.pdf [firstpage_image] =>[orig_patent_app_number] => 675134 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/675134
Barrier, in particular for damming a tidal waterway during storm tides Mar 25, 1991 Issued
Array ( [id] => 2859754 [patent_doc_number] => 05161915 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-10 [patent_title] => 'Synthetic cover for waste piles' [patent_app_type] => 1 [patent_app_number] => 7/674864 [patent_app_country] => US [patent_app_date] => 1991-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3066 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/161/05161915.pdf [firstpage_image] =>[orig_patent_app_number] => 674864 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/674864
Synthetic cover for waste piles Mar 24, 1991 Issued
Array ( [id] => 2895232 [patent_doc_number] => 05215411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-01 [patent_title] => 'Yieldable mine post system' [patent_app_type] => 1 [patent_app_number] => 7/673364 [patent_app_country] => US [patent_app_date] => 1991-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 21 [patent_no_of_words] => 6536 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/215/05215411.pdf [firstpage_image] =>[orig_patent_app_number] => 673364 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/673364
Yieldable mine post system Mar 21, 1991 Issued
Array ( [id] => 2837933 [patent_doc_number] => 05104266 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Composite anchor' [patent_app_type] => 1 [patent_app_number] => 7/673022 [patent_app_country] => US [patent_app_date] => 1991-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 27 [patent_no_of_words] => 4829 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/104/05104266.pdf [firstpage_image] =>[orig_patent_app_number] => 673022 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/673022
Composite anchor Mar 20, 1991 Issued
Array ( [id] => 2867864 [patent_doc_number] => 05118219 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Method of capping tailings ponds' [patent_app_type] => 1 [patent_app_number] => 7/672836 [patent_app_country] => US [patent_app_date] => 1991-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2115 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/118/05118219.pdf [firstpage_image] =>[orig_patent_app_number] => 672836 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/672836
Method of capping tailings ponds Mar 20, 1991 Issued
Array ( [id] => 3002065 [patent_doc_number] => 05308193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-03 [patent_title] => 'Preventative maintenance system for underwater pipes' [patent_app_type] => 1 [patent_app_number] => 7/669774 [patent_app_country] => US [patent_app_date] => 1991-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 17 [patent_no_of_words] => 5363 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/308/05308193.pdf [firstpage_image] =>[orig_patent_app_number] => 669774 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/669774
Preventative maintenance system for underwater pipes Mar 14, 1991 Issued
Array ( [id] => 2819141 [patent_doc_number] => 05127770 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-07 [patent_title] => 'Retaining wall assembly utilizing face panels interlocked with tie-back/anchors' [patent_app_type] => 1 [patent_app_number] => 7/669521 [patent_app_country] => US [patent_app_date] => 1991-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 31 [patent_no_of_words] => 5600 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/127/05127770.pdf [firstpage_image] =>[orig_patent_app_number] => 669521 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/669521
Retaining wall assembly utilizing face panels interlocked with tie-back/anchors Mar 13, 1991 Issued
Array ( [id] => 2937490 [patent_doc_number] => 05261765 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-16 [patent_title] => 'Method and apparatus for heating subsurface soil for decontamination' [patent_app_type] => 1 [patent_app_number] => 7/667952 [patent_app_country] => US [patent_app_date] => 1991-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 21 [patent_no_of_words] => 15268 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/261/05261765.pdf [firstpage_image] =>[orig_patent_app_number] => 667952 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/667952
Method and apparatus for heating subsurface soil for decontamination Mar 11, 1991 Issued
Array ( [id] => 2867949 [patent_doc_number] => 05118223 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Multi-shaft auger apparatus and process for forming soilcrete columns and walls and grids in situ in soil' [patent_app_type] => 1 [patent_app_number] => 7/665910 [patent_app_country] => US [patent_app_date] => 1991-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 20 [patent_no_of_words] => 3604 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/118/05118223.pdf [firstpage_image] =>[orig_patent_app_number] => 665910 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/665910
Multi-shaft auger apparatus and process for forming soilcrete columns and walls and grids in situ in soil Mar 6, 1991 Issued
Array ( [id] => 2671471 [patent_doc_number] => 05066168 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-19 [patent_title] => 'Cylindrical foundation support drivable into ground with removable helix' [patent_app_type] => 1 [patent_app_number] => 7/664944 [patent_app_country] => US [patent_app_date] => 1991-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2594 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/066/05066168.pdf [firstpage_image] =>[orig_patent_app_number] => 664944 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/664944
Cylindrical foundation support drivable into ground with removable helix Mar 4, 1991 Issued
Array ( [id] => 2775180 [patent_doc_number] => 05154540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-13 [patent_title] => 'Ground anchorage' [patent_app_type] => 1 [patent_app_number] => 7/661666 [patent_app_country] => US [patent_app_date] => 1991-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1853 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/154/05154540.pdf [firstpage_image] =>[orig_patent_app_number] => 661666 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/661666
Ground anchorage Feb 26, 1991 Issued
Array ( [id] => 2847378 [patent_doc_number] => 05083885 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-28 [patent_title] => 'Laying structure for vacuum sewer pipe of vacuum sewage collecting system' [patent_app_type] => 1 [patent_app_number] => 7/661684 [patent_app_country] => US [patent_app_date] => 1991-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2042 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/083/05083885.pdf [firstpage_image] =>[orig_patent_app_number] => 661684 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/661684
Laying structure for vacuum sewer pipe of vacuum sewage collecting system Feb 26, 1991 Issued
Array ( [id] => 2800692 [patent_doc_number] => 05078542 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-07 [patent_title] => 'Apparatus to prevent the entrance of aquatic species into the intake watercourse' [patent_app_type] => 1 [patent_app_number] => 7/658902 [patent_app_country] => US [patent_app_date] => 1991-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1295 [patent_no_of_claims] => 1 [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/05/078/05078542.pdf [firstpage_image] =>[orig_patent_app_number] => 658902 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/658902
Apparatus to prevent the entrance of aquatic species into the intake watercourse Feb 22, 1991 Issued
Array ( [id] => 2671490 [patent_doc_number] => 05066169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-19 [patent_title] => 'Retaining wall system' [patent_app_type] => 1 [patent_app_number] => 7/656914 [patent_app_country] => US [patent_app_date] => 1991-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2712 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/066/05066169.pdf [firstpage_image] =>[orig_patent_app_number] => 656914 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/656914
Retaining wall system Feb 18, 1991 Issued
Array ( [id] => 2758200 [patent_doc_number] => 05062739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-05 [patent_title] => 'Zigzag breakwater' [patent_app_type] => 1 [patent_app_number] => 7/657378 [patent_app_country] => US [patent_app_date] => 1991-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 2667 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/062/05062739.pdf [firstpage_image] =>[orig_patent_app_number] => 657378 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/657378
Zigzag breakwater Feb 18, 1991 Issued
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