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] => 2155161 [patent_doc_number] => 04525104 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-25 [patent_title] => 'Roof support for tunnel excavator' [patent_app_type] => 1 [patent_app_number] => 6/442786 [patent_app_country] => US [patent_app_date] => 1982-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 752 [patent_no_of_claims] => 2 [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/04/525/04525104.pdf [firstpage_image] =>[orig_patent_app_number] => 442786 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/442786
Roof support for tunnel excavator Nov 17, 1982 Issued
06/440666 ANTI-SCOUR PROTECTOR Nov 9, 1982 Abandoned
Array ( [id] => 2257249 [patent_doc_number] => 04564316 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-14 [patent_title] => 'Face panel system' [patent_app_type] => 1 [patent_app_number] => 6/439778 [patent_app_country] => US [patent_app_date] => 1982-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 16 [patent_no_of_words] => 3589 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/564/04564316.pdf [firstpage_image] =>[orig_patent_app_number] => 439778 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/439778
Face panel system Nov 7, 1982 Issued
Array ( [id] => 2175495 [patent_doc_number] => 04508472 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-02 [patent_title] => 'Method for controlling moisture-expansive clay supporting building foundations' [patent_app_type] => 1 [patent_app_number] => 6/438782 [patent_app_country] => US [patent_app_date] => 1982-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3342 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/508/04508472.pdf [firstpage_image] =>[orig_patent_app_number] => 438782 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/438782
Method for controlling moisture-expansive clay supporting building foundations Nov 2, 1982 Issued
Array ( [id] => 2141253 [patent_doc_number] => 04505614 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Cam arm centralizer' [patent_app_type] => 1 [patent_app_number] => 6/434474 [patent_app_country] => US [patent_app_date] => 1982-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2048 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505614.pdf [firstpage_image] =>[orig_patent_app_number] => 434474 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/434474
Cam arm centralizer Oct 14, 1982 Issued
Array ( [id] => 2094137 [patent_doc_number] => 04474510 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Hydraulic mine-roof support' [patent_app_type] => 1 [patent_app_number] => 6/434476 [patent_app_country] => US [patent_app_date] => 1982-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1195 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 379 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474510.pdf [firstpage_image] =>[orig_patent_app_number] => 434476 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/434476
Hydraulic mine-roof support Oct 14, 1982 Issued
Array ( [id] => 2139632 [patent_doc_number] => 04498815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-02-12 [patent_title] => 'Rock formation support plate' [patent_app_type] => 1 [patent_app_number] => 6/434673 [patent_app_country] => US [patent_app_date] => 1982-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2441 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/498/04498815.pdf [firstpage_image] =>[orig_patent_app_number] => 434673 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/434673
Rock formation support plate Oct 14, 1982 Issued
Array ( [id] => 2203377 [patent_doc_number] => 04492496 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-08 [patent_title] => 'Method of attaching a stub to a pole' [patent_app_type] => 1 [patent_app_number] => 6/429862 [patent_app_country] => US [patent_app_date] => 1982-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 3082 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/492/04492496.pdf [firstpage_image] =>[orig_patent_app_number] => 429862 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/429862
Method of attaching a stub to a pole Sep 29, 1982 Issued
Array ( [id] => 2120681 [patent_doc_number] => 04477205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-16 [patent_title] => 'Apparatus for connecting underwater flow line hubs' [patent_app_type] => 1 [patent_app_number] => 6/429532 [patent_app_country] => US [patent_app_date] => 1982-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3740 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/477/04477205.pdf [firstpage_image] =>[orig_patent_app_number] => 429532 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/429532
Apparatus for connecting underwater flow line hubs Sep 29, 1982 Issued
Array ( [id] => 2115662 [patent_doc_number] => 04488836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-18 [patent_title] => 'Method and apparatus for embedding a pipe in a trench in weak ground' [patent_app_type] => 1 [patent_app_number] => 6/430758 [patent_app_country] => US [patent_app_date] => 1982-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 5695 [patent_no_of_claims] => 25 [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/04/488/04488836.pdf [firstpage_image] =>[orig_patent_app_number] => 430758 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/430758
Method and apparatus for embedding a pipe in a trench in weak ground Sep 29, 1982 Issued
Array ( [id] => 2172905 [patent_doc_number] => 04514111 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Method of and apparatus for installing solder bolts in rock bolting' [patent_app_type] => 1 [patent_app_number] => 6/426004 [patent_app_country] => US [patent_app_date] => 1982-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 1825 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/514/04514111.pdf [firstpage_image] =>[orig_patent_app_number] => 426004 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/426004
Method of and apparatus for installing solder bolts in rock bolting Sep 27, 1982 Issued
Array ( [id] => 2136325 [patent_doc_number] => 04493592 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-15 [patent_title] => 'Grouting method' [patent_app_type] => 1 [patent_app_number] => 6/425346 [patent_app_country] => US [patent_app_date] => 1982-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1686 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/493/04493592.pdf [firstpage_image] =>[orig_patent_app_number] => 425346 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/425346
Grouting method Sep 27, 1982 Issued
Array ( [id] => 2156161 [patent_doc_number] => 04521136 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-04 [patent_title] => 'Rapidly dissolvable silicates and methods of using the same' [patent_app_type] => 1 [patent_app_number] => 6/423910 [patent_app_country] => US [patent_app_date] => 1982-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4575 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/521/04521136.pdf [firstpage_image] =>[orig_patent_app_number] => 423910 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/423910
Rapidly dissolvable silicates and methods of using the same Sep 26, 1982 Issued
06/423248 METHOD AND APPARATUS FOR CONSTRUCTING AN ARTIFICIAL ISLAND Sep 23, 1982 Abandoned
Array ( [id] => 2124774 [patent_doc_number] => 04490076 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Underground support devices' [patent_app_type] => 1 [patent_app_number] => 6/423096 [patent_app_country] => US [patent_app_date] => 1982-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 2820 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490076.pdf [firstpage_image] =>[orig_patent_app_number] => 423096 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/423096
Underground support devices Sep 23, 1982 Issued
Array ( [id] => 2197997 [patent_doc_number] => 04523874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-18 [patent_title] => 'Plastic underdrainage tube' [patent_app_type] => 1 [patent_app_number] => 6/422088 [patent_app_country] => US [patent_app_date] => 1982-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3655 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/523/04523874.pdf [firstpage_image] =>[orig_patent_app_number] => 422088 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/422088
Plastic underdrainage tube Sep 22, 1982 Issued
Array ( [id] => 2068224 [patent_doc_number] => 04478533 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-23 [patent_title] => 'Synthetic seaweed' [patent_app_type] => 1 [patent_app_number] => 6/420310 [patent_app_country] => US [patent_app_date] => 1982-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 3074 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/478/04478533.pdf [firstpage_image] =>[orig_patent_app_number] => 420310 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/420310
Synthetic seaweed Sep 19, 1982 Issued
Array ( [id] => 2062806 [patent_doc_number] => 04487530 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-11 [patent_title] => 'Method of and apparatus for shoring a trench' [patent_app_type] => 1 [patent_app_number] => 6/419388 [patent_app_country] => US [patent_app_date] => 1982-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2537 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/487/04487530.pdf [firstpage_image] =>[orig_patent_app_number] => 419388 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/419388
Method of and apparatus for shoring a trench Sep 16, 1982 Issued
Array ( [id] => 2099736 [patent_doc_number] => 04441839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'Eccentric fluid delivery column for articulated drilling platform in deep water petroleum production' [patent_app_type] => 1 [patent_app_number] => 6/419448 [patent_app_country] => US [patent_app_date] => 1982-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3229 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/441/04441839.pdf [firstpage_image] =>[orig_patent_app_number] => 419448 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/419448
Eccentric fluid delivery column for articulated drilling platform in deep water petroleum production Sep 16, 1982 Issued
Array ( [id] => 2405757 [patent_doc_number] => 04786205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Environmental water conservation method and apparatus' [patent_app_type] => 1 [patent_app_number] => 6/419062 [patent_app_country] => US [patent_app_date] => 1982-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 10 [patent_no_of_words] => 1960 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786205.pdf [firstpage_image] =>[orig_patent_app_number] => 419062 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/419062
Environmental water conservation method and apparatus Sep 15, 1982 Issued
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