Search

Helen F. Heggestad

Examiner (ID: 5223, Phone: (571)272-1404 , Office: P/1793 )

Most Active Art Unit
1761
Art Unit(s)
1302, 1761, 1789, 1793, 1781, 2899, 1794
Total Applications
2744
Issued Applications
1812
Pending Applications
195
Abandoned Applications
741

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2693480 [patent_doc_number] => 04988411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Filling car for a coke oven battery' [patent_app_type] => 1 [patent_app_number] => 7/527113 [patent_app_country] => US [patent_app_date] => 1990-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1525 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/988/04988411.pdf [firstpage_image] =>[orig_patent_app_number] => 527113 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/527113
Filling car for a coke oven battery May 20, 1990 Issued
07/523990 REDUCED GAS HOLDUP IN CATALYTIC REACTOR May 15, 1990 Abandoned
Array ( [id] => 2702309 [patent_doc_number] => 05000925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-19 [patent_title] => 'Hydrogen and carbon dioxide coproduction apparatus' [patent_app_type] => 1 [patent_app_number] => 7/522343 [patent_app_country] => US [patent_app_date] => 1990-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3363 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/000/05000925.pdf [firstpage_image] =>[orig_patent_app_number] => 522343 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/522343
Hydrogen and carbon dioxide coproduction apparatus May 10, 1990 Issued
07/521876 HEAT EXCHANGER IN AN HF ALKYLATION PROCESS May 10, 1990 Abandoned
Array ( [id] => 2841558 [patent_doc_number] => 05106590 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-21 [patent_title] => 'Gas mixer and distributor with heat exchange between incoming gases' [patent_app_type] => 1 [patent_app_number] => 7/522614 [patent_app_country] => US [patent_app_date] => 1990-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 3824 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/106/05106590.pdf [firstpage_image] =>[orig_patent_app_number] => 522614 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/522614
Gas mixer and distributor with heat exchange between incoming gases May 10, 1990 Issued
Array ( [id] => 2736178 [patent_doc_number] => 05028241 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Down-draft fixed bed gasifier system' [patent_app_type] => 1 [patent_app_number] => 7/522539 [patent_app_country] => US [patent_app_date] => 1990-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 7177 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028241.pdf [firstpage_image] =>[orig_patent_app_number] => 522539 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/522539
Down-draft fixed bed gasifier system May 10, 1990 Issued
Array ( [id] => 2811760 [patent_doc_number] => 05122346 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-16 [patent_title] => 'Distributor for multistage fluidized beds' [patent_app_type] => 1 [patent_app_number] => 7/521579 [patent_app_country] => US [patent_app_date] => 1990-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2025 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/122/05122346.pdf [firstpage_image] =>[orig_patent_app_number] => 521579 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/521579
Distributor for multistage fluidized beds May 9, 1990 Issued
Array ( [id] => 2868006 [patent_doc_number] => 05091157 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-25 [patent_title] => 'Recycle conduit insulation assembly' [patent_app_type] => 1 [patent_app_number] => 7/516484 [patent_app_country] => US [patent_app_date] => 1990-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1816 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/091/05091157.pdf [firstpage_image] =>[orig_patent_app_number] => 516484 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/516484
Recycle conduit insulation assembly Apr 29, 1990 Issued
07/517398 APPARATUS FOR COMPOSTING ORGANIC WASTE MATERIALS AND METHOD Apr 26, 1990 Abandoned
07/511679 APPARATUS FOR PREPARING FLOWABLE REACTION MIXTURES FROM AT LEAST TWO FLOWABLE REACTANTS Apr 19, 1990 Abandoned
07/507020 PROCESS FOR STEAM REFORMING OF HYDROCARBONS Apr 10, 1990 Abandoned
Array ( [id] => 2649967 [patent_doc_number] => 04971601 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-20 [patent_title] => 'Partial oxidation of ash-containing solid carbonaceous and/or liquid hydrocarbonaceous fuel' [patent_app_type] => 1 [patent_app_number] => 7/506138 [patent_app_country] => US [patent_app_date] => 1990-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3764 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/971/04971601.pdf [firstpage_image] =>[orig_patent_app_number] => 506138 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/506138
Partial oxidation of ash-containing solid carbonaceous and/or liquid hydrocarbonaceous fuel Apr 8, 1990 Issued
07/504375 ENDOTHERMIC REACTION APPARATUS Apr 2, 1990 Abandoned
07/469414 REFINING OF RAW GAS Apr 1, 1990 Abandoned
Array ( [id] => 2663482 [patent_doc_number] => 04983188 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-08 [patent_title] => 'Apparatus for relieving a lock chamber for ash from pressure' [patent_app_type] => 1 [patent_app_number] => 7/495240 [patent_app_country] => US [patent_app_date] => 1990-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 786 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/983/04983188.pdf [firstpage_image] =>[orig_patent_app_number] => 495240 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/495240
Apparatus for relieving a lock chamber for ash from pressure Mar 15, 1990 Issued
Array ( [id] => 2804613 [patent_doc_number] => 05078752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-07 [patent_title] => 'Coal gas productions coal-based combined cycle power production' [patent_app_type] => 1 [patent_app_number] => 7/492597 [patent_app_country] => US [patent_app_date] => 1990-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 19770 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/078/05078752.pdf [firstpage_image] =>[orig_patent_app_number] => 492597 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/492597
Coal gas productions coal-based combined cycle power production Mar 11, 1990 Issued
Array ( [id] => 2584431 [patent_doc_number] => 04969933 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-13 [patent_title] => 'Process for flyslag treatment utilizing a solids-containing concentrated aqueous stream' [patent_app_type] => 1 [patent_app_number] => 7/492246 [patent_app_country] => US [patent_app_date] => 1990-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4282 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/969/04969933.pdf [firstpage_image] =>[orig_patent_app_number] => 492246 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/492246
Process for flyslag treatment utilizing a solids-containing concentrated aqueous stream Mar 8, 1990 Issued
Array ( [id] => 2584414 [patent_doc_number] => 04969932 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-13 [patent_title] => 'Flyslag treatment utilizing a solids-containing concentrated aqueous stream and a cementitious material' [patent_app_type] => 1 [patent_app_number] => 7/492248 [patent_app_country] => US [patent_app_date] => 1990-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4795 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/969/04969932.pdf [firstpage_image] =>[orig_patent_app_number] => 492248 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/492248
Flyslag treatment utilizing a solids-containing concentrated aqueous stream and a cementitious material Mar 8, 1990 Issued
07/490759 WASTE PROCESSING Mar 7, 1990 Abandoned
Array ( [id] => 2736774 [patent_doc_number] => 05022893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Fluidized bed steam temperature enhancement system' [patent_app_type] => 1 [patent_app_number] => 7/489314 [patent_app_country] => US [patent_app_date] => 1990-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2913 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022893.pdf [firstpage_image] =>[orig_patent_app_number] => 489314 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/489314
Fluidized bed steam temperature enhancement system Feb 28, 1990 Issued
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