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] => 2193406 [patent_doc_number] => 04519729 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-28 [patent_title] => 'Segmented membrane barrier' [patent_app_type] => 1 [patent_app_number] => 6/493308 [patent_app_country] => US [patent_app_date] => 1983-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2409 [patent_no_of_claims] => 14 [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/04/519/04519729.pdf [firstpage_image] =>[orig_patent_app_number] => 493308 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/493308
Segmented membrane barrier May 9, 1983 Issued
Array ( [id] => 2216131 [patent_doc_number] => 04594027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Method and apparatus for pipe positioning' [patent_app_type] => 1 [patent_app_number] => 6/488896 [patent_app_country] => US [patent_app_date] => 1983-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4373 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/594/04594027.pdf [firstpage_image] =>[orig_patent_app_number] => 488896 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/488896
Method and apparatus for pipe positioning Apr 26, 1983 Issued
Array ( [id] => 2094077 [patent_doc_number] => 04474504 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Underwater erosion control system having primary elements including truncated conical recesses for receiving articulated interconnect links' [patent_app_type] => 1 [patent_app_number] => 6/486928 [patent_app_country] => US [patent_app_date] => 1983-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 14 [patent_no_of_words] => 3373 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474504.pdf [firstpage_image] =>[orig_patent_app_number] => 486928 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/486928
Underwater erosion control system having primary elements including truncated conical recesses for receiving articulated interconnect links Apr 19, 1983 Issued
Array ( [id] => 2068247 [patent_doc_number] => 04478536 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-23 [patent_title] => 'Adjustable length shock absorbing arrangement for a marine structure' [patent_app_type] => 1 [patent_app_number] => 6/486184 [patent_app_country] => US [patent_app_date] => 1983-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2074 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/478/04478536.pdf [firstpage_image] =>[orig_patent_app_number] => 486184 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/486184
Adjustable length shock absorbing arrangement for a marine structure Apr 17, 1983 Issued
Array ( [id] => 2250799 [patent_doc_number] => 04563110 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-07 [patent_title] => 'Shoring apparatus and method' [patent_app_type] => 1 [patent_app_number] => 6/485838 [patent_app_country] => US [patent_app_date] => 1983-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 3762 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/563/04563110.pdf [firstpage_image] =>[orig_patent_app_number] => 485838 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/485838
Shoring apparatus and method Apr 17, 1983 Issued
Array ( [id] => 2379714 [patent_doc_number] => 04662773 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-05 [patent_title] => 'Segmental tunnel lining consisting of reinforced concrete tubbings' [patent_app_type] => 1 [patent_app_number] => 6/483234 [patent_app_country] => US [patent_app_date] => 1983-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 3434 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/662/04662773.pdf [firstpage_image] =>[orig_patent_app_number] => 483234 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/483234
Segmental tunnel lining consisting of reinforced concrete tubbings Apr 7, 1983 Issued
Array ( [id] => 2233892 [patent_doc_number] => 04572709 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-25 [patent_title] => 'Control apparatus' [patent_app_type] => 1 [patent_app_number] => 6/481964 [patent_app_country] => US [patent_app_date] => 1983-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 5594 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/572/04572709.pdf [firstpage_image] =>[orig_patent_app_number] => 481964 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/481964
Control apparatus Apr 3, 1983 Issued
Array ( [id] => 2149826 [patent_doc_number] => 04516883 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-14 [patent_title] => 'Mine roof bolt mounting assembly' [patent_app_type] => 1 [patent_app_number] => 6/481400 [patent_app_country] => US [patent_app_date] => 1983-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2289 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/516/04516883.pdf [firstpage_image] =>[orig_patent_app_number] => 481400 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/481400
Mine roof bolt mounting assembly Mar 31, 1983 Issued
Array ( [id] => 2188189 [patent_doc_number] => 04511285 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-16 [patent_title] => 'Oil-clearing element having two or more movable floating bodies' [patent_app_type] => 1 [patent_app_number] => 6/488546 [patent_app_country] => US [patent_app_date] => 1983-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 820 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/511/04511285.pdf [firstpage_image] =>[orig_patent_app_number] => 488546 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/488546
Oil-clearing element having two or more movable floating bodies Mar 30, 1983 Issued
06/480656 METHOD AND APPARATUS FOR INSTALLING HIGHWAY DRAINAGE MAT Mar 30, 1983 Abandoned
Array ( [id] => 2153018 [patent_doc_number] => 04518284 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-21 [patent_title] => 'Mine roof supports' [patent_app_type] => 1 [patent_app_number] => 6/480614 [patent_app_country] => US [patent_app_date] => 1983-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 3213 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/518/04518284.pdf [firstpage_image] =>[orig_patent_app_number] => 480614 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/480614
Mine roof supports Mar 29, 1983 Issued
Array ( [id] => 2139571 [patent_doc_number] => 04498808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-02-12 [patent_title] => 'Process for prevention of ice buildup and reduction of ice forces on structures during breakup' [patent_app_type] => 1 [patent_app_number] => 6/479416 [patent_app_country] => US [patent_app_date] => 1983-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3401 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/498/04498808.pdf [firstpage_image] =>[orig_patent_app_number] => 479416 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/479416
Process for prevention of ice buildup and reduction of ice forces on structures during breakup Mar 27, 1983 Issued
Array ( [id] => 2156234 [patent_doc_number] => 04530618 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-23 [patent_title] => 'Plug connection system' [patent_app_type] => 1 [patent_app_number] => 6/474065 [patent_app_country] => US [patent_app_date] => 1983-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6602 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/530/04530618.pdf [firstpage_image] =>[orig_patent_app_number] => 474065 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/474065
Plug connection system Mar 9, 1983 Issued
Array ( [id] => 2193351 [patent_doc_number] => 04494894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-22 [patent_title] => 'Extensible brattice support system for mine face ventilation' [patent_app_type] => 1 [patent_app_number] => 6/473294 [patent_app_country] => US [patent_app_date] => 1983-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1353 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/494/04494894.pdf [firstpage_image] =>[orig_patent_app_number] => 473294 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/473294
Extensible brattice support system for mine face ventilation Mar 7, 1983 Issued
Array ( [id] => 2194734 [patent_doc_number] => 04548526 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-22 [patent_title] => 'Piling method' [patent_app_type] => 1 [patent_app_number] => 6/472832 [patent_app_country] => US [patent_app_date] => 1983-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2184 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/548/04548526.pdf [firstpage_image] =>[orig_patent_app_number] => 472832 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/472832
Piling method Mar 6, 1983 Issued
Array ( [id] => 2162204 [patent_doc_number] => 04540315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-10 [patent_title] => 'Method for exploratory trench wall stabilization' [patent_app_type] => 1 [patent_app_number] => 6/470738 [patent_app_country] => US [patent_app_date] => 1983-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1197 [patent_no_of_claims] => 3 [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/04/540/04540315.pdf [firstpage_image] =>[orig_patent_app_number] => 470738 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/470738
Method for exploratory trench wall stabilization Feb 27, 1983 Issued
Array ( [id] => 2276308 [patent_doc_number] => 04601615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-22 [patent_title] => 'Environmental cut-off for deep excavations' [patent_app_type] => 1 [patent_app_number] => 6/468724 [patent_app_country] => US [patent_app_date] => 1983-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2774 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/601/04601615.pdf [firstpage_image] =>[orig_patent_app_number] => 468724 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/468724
Environmental cut-off for deep excavations Feb 21, 1983 Issued
Array ( [id] => 2195775 [patent_doc_number] => 04534678 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-13 [patent_title] => 'Offshore structure and method of constructing same' [patent_app_type] => 1 [patent_app_number] => 6/465482 [patent_app_country] => US [patent_app_date] => 1983-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 17 [patent_no_of_words] => 2831 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/534/04534678.pdf [firstpage_image] =>[orig_patent_app_number] => 465482 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/465482
Offshore structure and method of constructing same Feb 9, 1983 Issued
Array ( [id] => 2136301 [patent_doc_number] => 04493589 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-15 [patent_title] => 'Internal pipeline plug for deep subsea operations' [patent_app_type] => 1 [patent_app_number] => 6/463212 [patent_app_country] => US [patent_app_date] => 1983-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3233 [patent_no_of_claims] => 2 [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/04/493/04493589.pdf [firstpage_image] =>[orig_patent_app_number] => 463212 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/463212
Internal pipeline plug for deep subsea operations Feb 1, 1983 Issued
Array ( [id] => 2101995 [patent_doc_number] => 04483641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-20 [patent_title] => 'Waste disposal landfill' [patent_app_type] => 1 [patent_app_number] => 6/461338 [patent_app_country] => US [patent_app_date] => 1983-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3046 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/483/04483641.pdf [firstpage_image] =>[orig_patent_app_number] => 461338 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/461338
Waste disposal landfill Jan 26, 1983 Issued
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