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] => 2085482 [patent_doc_number] => 04435364 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-06 [patent_title] => 'Fluidized bed gasifier or similar device for simultaneous classification of ash and unreacted coal' [patent_app_type] => 1 [patent_app_number] => 6/428785 [patent_app_country] => US [patent_app_date] => 1982-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3188 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/435/04435364.pdf [firstpage_image] =>[orig_patent_app_number] => 428785 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/428785
Fluidized bed gasifier or similar device for simultaneous classification of ash and unreacted coal Sep 29, 1982 Issued
06/431991 PROCESS AND APPARATUS FOR PRODUCING SYNTHESIS GAS BY PARTIAL OXIDATION OF COAL-WATER SUSPENSIONS Sep 29, 1982 Abandoned
Array ( [id] => 2076513 [patent_doc_number] => 04461629 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-24 [patent_title] => 'Heat recovery process in coal gasification' [patent_app_type] => 1 [patent_app_number] => 6/427689 [patent_app_country] => US [patent_app_date] => 1982-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 8301 [patent_no_of_claims] => 15 [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/04/461/04461629.pdf [firstpage_image] =>[orig_patent_app_number] => 427689 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/427689
Heat recovery process in coal gasification Sep 28, 1982 Issued
Array ( [id] => 2237592 [patent_doc_number] => 04566880 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-28 [patent_title] => 'Reactor for coal gasification' [patent_app_type] => 1 [patent_app_number] => 6/424638 [patent_app_country] => US [patent_app_date] => 1982-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 5828 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/566/04566880.pdf [firstpage_image] =>[orig_patent_app_number] => 424638 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/424638
Reactor for coal gasification Sep 26, 1982 Issued
Array ( [id] => 2174011 [patent_doc_number] => 04514191 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Slag removal apparatus' [patent_app_type] => 1 [patent_app_number] => 6/424639 [patent_app_country] => US [patent_app_date] => 1982-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3181 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/514/04514191.pdf [firstpage_image] =>[orig_patent_app_number] => 424639 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/424639
Slag removal apparatus Sep 26, 1982 Issued
Array ( [id] => 2125579 [patent_doc_number] => 04490156 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Partial oxidation system' [patent_app_type] => 1 [patent_app_number] => 6/422938 [patent_app_country] => US [patent_app_date] => 1982-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 15844 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 587 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490156.pdf [firstpage_image] =>[orig_patent_app_number] => 422938 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/422938
Partial oxidation system Sep 23, 1982 Issued
Array ( [id] => 2113427 [patent_doc_number] => 04479810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-30 [patent_title] => 'Partial oxidation system' [patent_app_type] => 1 [patent_app_number] => 6/422939 [patent_app_country] => US [patent_app_date] => 1982-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 11167 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 411 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/479/04479810.pdf [firstpage_image] =>[orig_patent_app_number] => 422939 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/422939
Partial oxidation system Sep 23, 1982 Issued
Array ( [id] => 2253681 [patent_doc_number] => 04588476 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-13 [patent_title] => 'Solid liquid extraction apparatus' [patent_app_type] => 1 [patent_app_number] => 6/420434 [patent_app_country] => US [patent_app_date] => 1982-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4152 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/588/04588476.pdf [firstpage_image] =>[orig_patent_app_number] => 420434 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/420434
Solid liquid extraction apparatus Sep 19, 1982 Issued
Array ( [id] => 2126977 [patent_doc_number] => 04453950 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-12 [patent_title] => 'Coal gasification system with a modulated on/off control system' [patent_app_type] => 1 [patent_app_number] => 6/420051 [patent_app_country] => US [patent_app_date] => 1982-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3109 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/453/04453950.pdf [firstpage_image] =>[orig_patent_app_number] => 420051 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/420051
Coal gasification system with a modulated on/off control system Sep 19, 1982 Issued
Array ( [id] => 2242492 [patent_doc_number] => 04568522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-04 [patent_title] => 'Synfuel production ship' [patent_app_type] => 1 [patent_app_number] => 6/417309 [patent_app_country] => US [patent_app_date] => 1982-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3857 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/568/04568522.pdf [firstpage_image] =>[orig_patent_app_number] => 417309 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/417309
Synfuel production ship Sep 12, 1982 Issued
06/414834 METHOD OF CAPTURING SULFUR IN COAL DURING COMBUSTION OR GASIFICATION Sep 2, 1982 Abandoned
Array ( [id] => 2112249 [patent_doc_number] => 04436531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-13 [patent_title] => 'Synthesis gas from slurries of solid carbonaceous fuels' [patent_app_type] => 1 [patent_app_number] => 6/412437 [patent_app_country] => US [patent_app_date] => 1982-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5675 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 19 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/436/04436531.pdf [firstpage_image] =>[orig_patent_app_number] => 412437 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/412437
Synthesis gas from slurries of solid carbonaceous fuels Aug 26, 1982 Issued
Array ( [id] => 2238228 [patent_doc_number] => 04617027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-10-14 [patent_title] => 'Gasification process' [patent_app_type] => 1 [patent_app_number] => 6/408990 [patent_app_country] => US [patent_app_date] => 1982-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4807 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/617/04617027.pdf [firstpage_image] =>[orig_patent_app_number] => 408990 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/408990
Gasification process Aug 16, 1982 Issued
Array ( [id] => 2052079 [patent_doc_number] => 04416857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-22 [patent_title] => 'Fluidized bed gasifier or similar device for simultaneous classification of ash and unreacted coal' [patent_app_type] => 1 [patent_app_number] => 6/408226 [patent_app_country] => US [patent_app_date] => 1982-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 3027 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/416/04416857.pdf [firstpage_image] =>[orig_patent_app_number] => 408226 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/408226
Fluidized bed gasifier or similar device for simultaneous classification of ash and unreacted coal Aug 15, 1982 Issued
Array ( [id] => 2100288 [patent_doc_number] => 04441892 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'Process for the gasification of carboniferous material in solid, pulverulent or even lump form' [patent_app_type] => 1 [patent_app_number] => 6/406357 [patent_app_country] => US [patent_app_date] => 1982-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5947 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/441/04441892.pdf [firstpage_image] =>[orig_patent_app_number] => 406357 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/406357
Process for the gasification of carboniferous material in solid, pulverulent or even lump form Aug 8, 1982 Issued
Array ( [id] => 2003972 [patent_doc_number] => 04407701 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-04 [patent_title] => 'Apparatus for treating gases produced from coal' [patent_app_type] => 1 [patent_app_number] => 6/404534 [patent_app_country] => US [patent_app_date] => 1982-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1576 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/407/04407701.pdf [firstpage_image] =>[orig_patent_app_number] => 404534 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/404534
Apparatus for treating gases produced from coal Aug 1, 1982 Issued
Array ( [id] => 2065654 [patent_doc_number] => 04459137 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-10 [patent_title] => 'Gasification of solid carbonaceous materials' [patent_app_type] => 1 [patent_app_number] => 6/404332 [patent_app_country] => US [patent_app_date] => 1982-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 6807 [patent_no_of_claims] => 9 [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/04/459/04459137.pdf [firstpage_image] =>[orig_patent_app_number] => 404332 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/404332
Gasification of solid carbonaceous materials Jul 29, 1982 Issued
Array ( [id] => 2100939 [patent_doc_number] => 04441959 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'Recovery of heat and chemical values from spent pulping liquors' [patent_app_type] => 1 [patent_app_number] => 6/400492 [patent_app_country] => US [patent_app_date] => 1982-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5028 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/441/04441959.pdf [firstpage_image] =>[orig_patent_app_number] => 400492 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/400492
Recovery of heat and chemical values from spent pulping liquors Jul 20, 1982 Issued
Array ( [id] => 2016148 [patent_doc_number] => 04400182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-23 [patent_title] => 'Vaporization and gasification of hydrocarbon feedstocks' [patent_app_type] => 1 [patent_app_number] => 6/399230 [patent_app_country] => US [patent_app_date] => 1982-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2409 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/400/04400182.pdf [firstpage_image] =>[orig_patent_app_number] => 399230 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/399230
Vaporization and gasification of hydrocarbon feedstocks Jul 18, 1982 Issued
Array ( [id] => 2030743 [patent_doc_number] => 04422857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-27 [patent_title] => 'Coke gasification method' [patent_app_type] => 1 [patent_app_number] => 6/398593 [patent_app_country] => US [patent_app_date] => 1982-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2595 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/422/04422857.pdf [firstpage_image] =>[orig_patent_app_number] => 398593 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/398593
Coke gasification method Jul 14, 1982 Issued
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