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] => 2044412 [patent_doc_number] => 04386940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-07 [patent_title] => 'Gasification of carbonaceous solids' [patent_app_type] => 1 [patent_app_number] => 6/309637 [patent_app_country] => US [patent_app_date] => 1981-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2211 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/386/04386940.pdf [firstpage_image] =>[orig_patent_app_number] => 309637 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/309637
Gasification of carbonaceous solids Oct 7, 1981 Issued
Array ( [id] => 1993891 [patent_doc_number] => 04375362 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-01 [patent_title] => 'Gasification of ash-containing solid fuels' [patent_app_type] => 1 [patent_app_number] => 6/308608 [patent_app_country] => US [patent_app_date] => 1981-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1965 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/375/04375362.pdf [firstpage_image] =>[orig_patent_app_number] => 308608 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/308608
Gasification of ash-containing solid fuels Oct 4, 1981 Issued
Array ( [id] => 2003693 [patent_doc_number] => 04388083 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-14 [patent_title] => 'Mixing block for explosive gas mixtures detonated in a combustion chamber' [patent_app_type] => 1 [patent_app_number] => 6/307119 [patent_app_country] => US [patent_app_date] => 1981-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1703 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 457 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/388/04388083.pdf [firstpage_image] =>[orig_patent_app_number] => 307119 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/307119
Mixing block for explosive gas mixtures detonated in a combustion chamber Sep 29, 1981 Issued
06/307288 METHOD OF AND APPARATUS FOR THE GASIFICATION OF SOLID CARBONACEOUS FUEL Sep 29, 1981 Abandoned
06/306428 METHOD OF COOLING RETORT COAL Sep 27, 1981 Abandoned
Array ( [id] => 2036361 [patent_doc_number] => 04414061 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-08 [patent_title] => 'Twin wire paper forming apparatus' [patent_app_type] => 1 [patent_app_number] => 6/305868 [patent_app_country] => US [patent_app_date] => 1981-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2325 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/414/04414061.pdf [firstpage_image] =>[orig_patent_app_number] => 305868 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/305868
Twin wire paper forming apparatus Sep 27, 1981 Issued
06/305588 PROCESS FOR GASIFICATION OF CARBONACEOUS MATERIAL Sep 24, 1981 Abandoned
Array ( [id] => 2265984 [patent_doc_number] => 04583993 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-22 [patent_title] => 'Process for the production of carbon monoxide and hydrogen from carbonaceous material' [patent_app_type] => 1 [patent_app_number] => 6/305675 [patent_app_country] => US [patent_app_date] => 1981-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3927 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/583/04583993.pdf [firstpage_image] =>[orig_patent_app_number] => 305675 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/305675
Process for the production of carbon monoxide and hydrogen from carbonaceous material Sep 24, 1981 Issued
Array ( [id] => 2021519 [patent_doc_number] => 04395268 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-07-26 [patent_title] => 'Hot gas cooler for a coal gasification plant' [patent_app_type] => 1 [patent_app_number] => 6/303571 [patent_app_country] => US [patent_app_date] => 1981-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2183 [patent_no_of_claims] => 6 [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/04/395/04395268.pdf [firstpage_image] =>[orig_patent_app_number] => 303571 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/303571
Hot gas cooler for a coal gasification plant Sep 17, 1981 Issued
Array ( [id] => 2087510 [patent_doc_number] => 04424065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Method for the gasification and preparation of a water-carbon slurry' [patent_app_type] => 1 [patent_app_number] => 6/302047 [patent_app_country] => US [patent_app_date] => 1981-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4403 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/424/04424065.pdf [firstpage_image] =>[orig_patent_app_number] => 302047 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/302047
Method for the gasification and preparation of a water-carbon slurry Sep 13, 1981 Issued
06/301787 FLUIDIZED BED CATALYTIC COAL GASIFICATION PROCESS Sep 13, 1981 Abandoned
Array ( [id] => 2004681 [patent_doc_number] => 04411817 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-25 [patent_title] => 'Production of synthesis gas' [patent_app_type] => 1 [patent_app_number] => 6/301348 [patent_app_country] => US [patent_app_date] => 1981-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2148 [patent_no_of_claims] => 11 [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/04/411/04411817.pdf [firstpage_image] =>[orig_patent_app_number] => 301348 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/301348
Production of synthesis gas Sep 10, 1981 Issued
Array ( [id] => 2054792 [patent_doc_number] => 04426984 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-24 [patent_title] => 'Apparatus for entraining gasoline in air for use in an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 6/296659 [patent_app_country] => US [patent_app_date] => 1981-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 4077 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/426/04426984.pdf [firstpage_image] =>[orig_patent_app_number] => 296659 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/296659
Apparatus for entraining gasoline in air for use in an internal combustion engine Aug 26, 1981 Issued
Array ( [id] => 2003702 [patent_doc_number] => 04388084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-14 [patent_title] => 'Process for gasification of solid carbonaceous material' [patent_app_type] => 1 [patent_app_number] => 6/290520 [patent_app_country] => US [patent_app_date] => 1981-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4021 [patent_no_of_claims] => 10 [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/04/388/04388084.pdf [firstpage_image] =>[orig_patent_app_number] => 290520 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/290520
Process for gasification of solid carbonaceous material Aug 5, 1981 Issued
Array ( [id] => 2030753 [patent_doc_number] => 04422858 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-27 [patent_title] => 'Coke gasification method' [patent_app_type] => 1 [patent_app_number] => 6/289158 [patent_app_country] => US [patent_app_date] => 1981-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2596 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/422/04422858.pdf [firstpage_image] =>[orig_patent_app_number] => 289158 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/289158
Coke gasification method Aug 2, 1981 Issued
Array ( [id] => 2013819 [patent_doc_number] => 04369045 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-18 [patent_title] => 'Fluidized bed gasification process with agglomerated solids removal' [patent_app_type] => 1 [patent_app_number] => 6/288158 [patent_app_country] => US [patent_app_date] => 1981-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3187 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/369/04369045.pdf [firstpage_image] =>[orig_patent_app_number] => 288158 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/288158
Fluidized bed gasification process with agglomerated solids removal Jul 28, 1981 Issued
Array ( [id] => 1960372 [patent_doc_number] => 04349355 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-09-14 [patent_title] => 'Methane generator' [patent_app_type] => 1 [patent_app_number] => 6/287767 [patent_app_country] => US [patent_app_date] => 1981-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2917 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/349/04349355.pdf [firstpage_image] =>[orig_patent_app_number] => 287767 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/287767
Methane generator Jul 28, 1981 Issued
06/284632 PULPING OF LIGNOCELLULOSE WITH AQUEOUS ALCOHOL AND ALKALINE EARTH METAL SALT CATALYST Jul 19, 1981 Abandoned
06/281174 PROCESS FOR GASIFICATION OF COAL TO MAXIMIZE COAL UTILIZATION AND MINIMIZE QUANTITY AND ECOLOGICAL IMPACT OF WASTE PRODUCTS Jul 6, 1981 Abandoned
Array ( [id] => 1944791 [patent_doc_number] => 04365975 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-12-28 [patent_title] => 'Use of electromagnetic radiation to recover alkali metal constituents from coal conversion residues' [patent_app_type] => 1 [patent_app_number] => 6/280750 [patent_app_country] => US [patent_app_date] => 1981-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5928 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/365/04365975.pdf [firstpage_image] =>[orig_patent_app_number] => 280750 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/280750
Use of electromagnetic radiation to recover alkali metal constituents from coal conversion residues Jul 5, 1981 Issued
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