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] => 1984409 [patent_doc_number] => 04357121 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-02 [patent_title] => 'Flap-gate for bottom discharge control in canals having ice problems' [patent_app_type] => 1 [patent_app_number] => 6/203536 [patent_app_country] => US [patent_app_date] => 1980-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1615 [patent_no_of_claims] => 5 [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/04/357/04357121.pdf [firstpage_image] =>[orig_patent_app_number] => 203536 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/203536
Flap-gate for bottom discharge control in canals having ice problems Nov 2, 1980 Issued
Array ( [id] => 2126124 [patent_doc_number] => 04453861 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-12 [patent_title] => 'Trench walls and method for constructing same' [patent_app_type] => 1 [patent_app_number] => 6/202872 [patent_app_country] => US [patent_app_date] => 1980-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2454 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/453/04453861.pdf [firstpage_image] =>[orig_patent_app_number] => 202872 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/202872
Trench walls and method for constructing same Oct 30, 1980 Issued
Array ( [id] => 1994776 [patent_doc_number] => 04379655 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-04-12 [patent_title] => 'Process and apparatus for laying a subterranean film' [patent_app_type] => 1 [patent_app_number] => 6/202098 [patent_app_country] => US [patent_app_date] => 1980-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 6237 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/379/04379655.pdf [firstpage_image] =>[orig_patent_app_number] => 202098 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/202098
Process and apparatus for laying a subterranean film Oct 29, 1980 Issued
Array ( [id] => 1966164 [patent_doc_number] => 04362434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-12-07 [patent_title] => 'Permanent disposal vault for hazardous chemical waste materials' [patent_app_type] => 1 [patent_app_number] => 6/201498 [patent_app_country] => US [patent_app_date] => 1980-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3364 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/362/04362434.pdf [firstpage_image] =>[orig_patent_app_number] => 201498 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/201498
Permanent disposal vault for hazardous chemical waste materials Oct 27, 1980 Issued
06/200167 OPEN TOP DRAIN Oct 23, 1980 Abandoned
Array ( [id] => 1981244 [patent_doc_number] => 04363568 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-12-14 [patent_title] => 'Conductors for a guyed tower and method for installing same' [patent_app_type] => 1 [patent_app_number] => 6/196198 [patent_app_country] => US [patent_app_date] => 1980-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3189 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/363/04363568.pdf [firstpage_image] =>[orig_patent_app_number] => 196198 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/196198
Conductors for a guyed tower and method for installing same Oct 13, 1980 Issued
Array ( [id] => 2019361 [patent_doc_number] => 04372706 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-08 [patent_title] => 'Emergency cable gripper' [patent_app_type] => 1 [patent_app_number] => 6/194514 [patent_app_country] => US [patent_app_date] => 1980-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2721 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/372/04372706.pdf [firstpage_image] =>[orig_patent_app_number] => 194514 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/194514
Emergency cable gripper Oct 5, 1980 Issued
06/193110 STABILISING BLUFF STRUCTURES AGAINST OSCILLATION Oct 1, 1980 Abandoned
Array ( [id] => 1981025 [patent_doc_number] => 04355923 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-26 [patent_title] => 'Constant pressure storage installation with water supply for gas turbine power plants' [patent_app_type] => 1 [patent_app_number] => 6/193098 [patent_app_country] => US [patent_app_date] => 1980-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2204 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/355/04355923.pdf [firstpage_image] =>[orig_patent_app_number] => 193098 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/193098
Constant pressure storage installation with water supply for gas turbine power plants Oct 1, 1980 Issued
Array ( [id] => 2023201 [patent_doc_number] => 04377977 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-29 [patent_title] => 'Concrete security structures and method for making same' [patent_app_type] => 1 [patent_app_number] => 6/191418 [patent_app_country] => US [patent_app_date] => 1980-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4838 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/377/04377977.pdf [firstpage_image] =>[orig_patent_app_number] => 191418 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/191418
Concrete security structures and method for making same Sep 28, 1980 Issued
Array ( [id] => 1944960 [patent_doc_number] => 04335979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-22 [patent_title] => 'Offshore tower with ball and socket joint having fluid flow passage' [patent_app_type] => 1 [patent_app_number] => 6/191352 [patent_app_country] => US [patent_app_date] => 1980-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1470 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/335/04335979.pdf [firstpage_image] =>[orig_patent_app_number] => 191352 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/191352
Offshore tower with ball and socket joint having fluid flow passage Sep 28, 1980 Issued
06/189358 METHOD OF DISPOSAL OR TEMPORARY STORAGE OF WASTE MATERIAL Sep 21, 1980 Abandoned
Array ( [id] => 1932183 [patent_doc_number] => 04338047 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-07-06 [patent_title] => 'System for pier underpinning of settling foundation' [patent_app_type] => 1 [patent_app_number] => 6/187402 [patent_app_country] => US [patent_app_date] => 1980-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 3258 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/338/04338047.pdf [firstpage_image] =>[orig_patent_app_number] => 187402 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/187402
System for pier underpinning of settling foundation Sep 14, 1980 Issued
06/186825 ROCK FORMATION SUPPORT PLATE Sep 11, 1980 Abandoned
Array ( [id] => 2030263 [patent_doc_number] => 04422801 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-27 [patent_title] => 'Buoyancy system for large scale underwater risers' [patent_app_type] => 1 [patent_app_number] => 6/186506 [patent_app_country] => US [patent_app_date] => 1980-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4670 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/422/04422801.pdf [firstpage_image] =>[orig_patent_app_number] => 186506 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/186506
Buoyancy system for large scale underwater risers Sep 10, 1980 Issued
Array ( [id] => 1994820 [patent_doc_number] => 04379661 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-04-12 [patent_title] => 'Advance mechanism for a mine roof support unit' [patent_app_type] => 1 [patent_app_number] => 6/185638 [patent_app_country] => US [patent_app_date] => 1980-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2357 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/379/04379661.pdf [firstpage_image] =>[orig_patent_app_number] => 185638 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/185638
Advance mechanism for a mine roof support unit Sep 8, 1980 Issued
Array ( [id] => 1981227 [patent_doc_number] => 04363564 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-12-14 [patent_title] => 'Water power generator' [patent_app_type] => 1 [patent_app_number] => 6/185486 [patent_app_country] => US [patent_app_date] => 1980-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 4721 [patent_no_of_claims] => 14 [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/04/363/04363564.pdf [firstpage_image] =>[orig_patent_app_number] => 185486 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/185486
Water power generator Sep 8, 1980 Issued
Array ( [id] => 2092901 [patent_doc_number] => 04456402 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-26 [patent_title] => 'Method for increasing the stability of an artificial island by means of pre-loading' [patent_app_type] => 1 [patent_app_number] => 6/184978 [patent_app_country] => US [patent_app_date] => 1980-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 2255 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/456/04456402.pdf [firstpage_image] =>[orig_patent_app_number] => 184978 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/184978
Method for increasing the stability of an artificial island by means of pre-loading Sep 7, 1980 Issued
06/184250 LEG CLAMPING DEVICE FOR JACK UP PLATFORM Sep 4, 1980 Abandoned
Array ( [id] => 2012685 [patent_doc_number] => 04375929 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-08 [patent_title] => 'Protective flood barrier' [patent_app_type] => 1 [patent_app_number] => 6/183440 [patent_app_country] => US [patent_app_date] => 1980-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1666 [patent_no_of_claims] => 10 [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/04/375/04375929.pdf [firstpage_image] =>[orig_patent_app_number] => 183440 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/183440
Protective flood barrier Sep 1, 1980 Issued
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