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] => 2014238 [patent_doc_number] => 04374649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-22 [patent_title] => 'Flame arrestor' [patent_app_type] => 1 [patent_app_number] => 6/233769 [patent_app_country] => US [patent_app_date] => 1981-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1875 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/374/04374649.pdf [firstpage_image] =>[orig_patent_app_number] => 233769 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/233769
Flame arrestor Feb 11, 1981 Issued
06/230741 SLAG SEPARATOR FOR A COAL GASIFICATION INSTALLATION Feb 1, 1981 Abandoned
06/228775 HEAT RECOVERY PROCESS IN COAL GASIFICATION AND APPARATUS THEREFOR Jan 26, 1981 Abandoned
Array ( [id] => 1936963 [patent_doc_number] => 04322266 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-30 [patent_title] => 'Process for catalyzing reduction in a Kraft recovery boiler' [patent_app_type] => 1 [patent_app_number] => 6/228450 [patent_app_country] => US [patent_app_date] => 1981-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1598 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/322/04322266.pdf [firstpage_image] =>[orig_patent_app_number] => 228450 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/228450
Process for catalyzing reduction in a Kraft recovery boiler Jan 25, 1981 Issued
Array ( [id] => 1993999 [patent_doc_number] => 04323366 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-04-06 [patent_title] => 'Apparatus for the gasification of coal' [patent_app_type] => 1 [patent_app_number] => 6/221407 [patent_app_country] => US [patent_app_date] => 1980-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4415 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/323/04323366.pdf [firstpage_image] =>[orig_patent_app_number] => 221407 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/221407
Apparatus for the gasification of coal Dec 29, 1980 Issued
06/219817 APPARATUS FOR PRODUCING COMBUSTIBLE GASES FROM CARBONACEOUS MATERIALS Dec 22, 1980 Abandoned
Array ( [id] => 1949417 [patent_doc_number] => 04312639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-01-26 [patent_title] => 'Process for heating solids for coal gasification' [patent_app_type] => 1 [patent_app_number] => 6/219127 [patent_app_country] => US [patent_app_date] => 1980-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1560 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/312/04312639.pdf [firstpage_image] =>[orig_patent_app_number] => 219127 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/219127
Process for heating solids for coal gasification Dec 21, 1980 Issued
Array ( [id] => 1942591 [patent_doc_number] => 04309196 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-01-05 [patent_title] => 'Coal gasification apparatus' [patent_app_type] => 1 [patent_app_number] => 6/216251 [patent_app_country] => US [patent_app_date] => 1980-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2107 [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/04/309/04309196.pdf [firstpage_image] =>[orig_patent_app_number] => 216251 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/216251
Coal gasification apparatus Dec 14, 1980 Issued
Array ( [id] => 2071549 [patent_doc_number] => 04425254 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-10 [patent_title] => 'Slag removal method' [patent_app_type] => 1 [patent_app_number] => 6/216826 [patent_app_country] => US [patent_app_date] => 1980-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3180 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/425/04425254.pdf [firstpage_image] =>[orig_patent_app_number] => 216826 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/216826
Slag removal method Dec 14, 1980 Issued
Array ( [id] => 1985990 [patent_doc_number] => 04345990 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-24 [patent_title] => 'Method for recovering oil and/or gas from carbonaceous materials' [patent_app_type] => 1 [patent_app_number] => 6/212725 [patent_app_country] => US [patent_app_date] => 1980-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3683 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/345/04345990.pdf [firstpage_image] =>[orig_patent_app_number] => 212725 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/212725
Method for recovering oil and/or gas from carbonaceous materials Dec 11, 1980 Issued
Array ( [id] => 1904112 [patent_doc_number] => 04302219 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-11-24 [patent_title] => 'Process for producing synthetic fuel gas by reacting liquid hydrocarbons with hydrogen' [patent_app_type] => 1 [patent_app_number] => 6/213505 [patent_app_country] => US [patent_app_date] => 1980-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4761 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/302/04302219.pdf [firstpage_image] =>[orig_patent_app_number] => 213505 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/213505
Process for producing synthetic fuel gas by reacting liquid hydrocarbons with hydrogen Dec 4, 1980 Issued
Array ( [id] => 2015953 [patent_doc_number] => 04371378 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-01 [patent_title] => 'Swirl burner for partial oxidation process' [patent_app_type] => 1 [patent_app_number] => 6/212054 [patent_app_country] => US [patent_app_date] => 1980-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 11207 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 404 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/371/04371378.pdf [firstpage_image] =>[orig_patent_app_number] => 212054 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/212054
Swirl burner for partial oxidation process Dec 2, 1980 Issued
Array ( [id] => 1938367 [patent_doc_number] => 04334893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-15 [patent_title] => 'Recovery of alkali metal catalyst constituents with sulfurous acid' [patent_app_type] => 1 [patent_app_number] => 6/210089 [patent_app_country] => US [patent_app_date] => 1980-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7859 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/334/04334893.pdf [firstpage_image] =>[orig_patent_app_number] => 210089 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/210089
Recovery of alkali metal catalyst constituents with sulfurous acid Nov 23, 1980 Issued
06/205931 APPARATUS FOR TREATING GASES PRODUCED FROM COAL Nov 11, 1980 Abandoned
Array ( [id] => 1967765 [patent_doc_number] => 04331529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-05-25 [patent_title] => 'Fluid coking and gasification process' [patent_app_type] => 1 [patent_app_number] => 6/204390 [patent_app_country] => US [patent_app_date] => 1980-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1885 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/331/04331529.pdf [firstpage_image] =>[orig_patent_app_number] => 204390 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/204390
Fluid coking and gasification process Nov 4, 1980 Issued
Array ( [id] => 1976253 [patent_doc_number] => 04361420 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-30 [patent_title] => 'Gas flame torch system with flash arresters' [patent_app_type] => 1 [patent_app_number] => 6/204336 [patent_app_country] => US [patent_app_date] => 1980-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 1305 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 496 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/361/04361420.pdf [firstpage_image] =>[orig_patent_app_number] => 204336 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/204336
Gas flame torch system with flash arresters Nov 4, 1980 Issued
Array ( [id] => 2019796 [patent_doc_number] => 04372755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-08 [patent_title] => 'Production of a fuel gas with a stabilized metal carbide catalyst' [patent_app_type] => 1 [patent_app_number] => 6/202319 [patent_app_country] => US [patent_app_date] => 1980-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7458 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/372/04372755.pdf [firstpage_image] =>[orig_patent_app_number] => 202319 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/202319
Production of a fuel gas with a stabilized metal carbide catalyst Oct 29, 1980 Issued
Array ( [id] => 2005118 [patent_doc_number] => 04368057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-11 [patent_title] => 'Method for reducing ammonia concentration in pre-combusted fuel gas using nitric oxide' [patent_app_type] => 1 [patent_app_number] => 6/196397 [patent_app_country] => US [patent_app_date] => 1980-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6878 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/368/04368057.pdf [firstpage_image] =>[orig_patent_app_number] => 196397 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/196397
Method for reducing ammonia concentration in pre-combusted fuel gas using nitric oxide Oct 13, 1980 Issued
Array ( [id] => 1968549 [patent_doc_number] => 04318713 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-09 [patent_title] => 'Method for gasifying cellulosic material' [patent_app_type] => 1 [patent_app_number] => 6/192894 [patent_app_country] => US [patent_app_date] => 1980-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6732 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/318/04318713.pdf [firstpage_image] =>[orig_patent_app_number] => 192894 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/192894
Method for gasifying cellulosic material Sep 30, 1980 Issued
Array ( [id] => 1967330 [patent_doc_number] => 04331450 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-05-25 [patent_title] => 'Coal gasification plant slag tapping process' [patent_app_type] => 1 [patent_app_number] => 6/184813 [patent_app_country] => US [patent_app_date] => 1980-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1949 [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/04/331/04331450.pdf [firstpage_image] =>[orig_patent_app_number] => 184813 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/184813
Coal gasification plant slag tapping process Sep 7, 1980 Issued
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