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
06/486274 BLACK LIQUOR GASIFICATION PROCESS Apr 17, 1983 Abandoned
Array ( [id] => 2162398 [patent_doc_number] => 04496370 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-29 [patent_title] => 'Zinc oxide-char gasification process' [patent_app_type] => 1 [patent_app_number] => 6/481956 [patent_app_country] => US [patent_app_date] => 1983-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3040 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/496/04496370.pdf [firstpage_image] =>[orig_patent_app_number] => 481956 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/481956
Zinc oxide-char gasification process Apr 3, 1983 Issued
Array ( [id] => 2057283 [patent_doc_number] => 04432773 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-21 [patent_title] => 'Fluidized bed catalytic coal gasification process' [patent_app_type] => 1 [patent_app_number] => 6/475209 [patent_app_country] => US [patent_app_date] => 1983-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5608 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/432/04432773.pdf [firstpage_image] =>[orig_patent_app_number] => 475209 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/475209
Fluidized bed catalytic coal gasification process Mar 20, 1983 Issued
Array ( [id] => 2268010 [patent_doc_number] => 04565605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-21 [patent_title] => 'Heating wall for coke-oven battery' [patent_app_type] => 1 [patent_app_number] => 6/476527 [patent_app_country] => US [patent_app_date] => 1983-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1636 [patent_no_of_claims] => 9 [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/04/565/04565605.pdf [firstpage_image] =>[orig_patent_app_number] => 476527 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/476527
Heating wall for coke-oven battery Mar 17, 1983 Issued
Array ( [id] => 2094848 [patent_doc_number] => 04474582 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Trim control system for partial oxidation gas generator' [patent_app_type] => 1 [patent_app_number] => 6/475994 [patent_app_country] => US [patent_app_date] => 1983-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 10573 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474582.pdf [firstpage_image] =>[orig_patent_app_number] => 475994 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/475994
Trim control system for partial oxidation gas generator Mar 15, 1983 Issued
Array ( [id] => 2094841 [patent_doc_number] => 04474581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Trim control system for partial oxidation gas generator' [patent_app_type] => 1 [patent_app_number] => 6/475993 [patent_app_country] => US [patent_app_date] => 1983-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 10003 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474581.pdf [firstpage_image] =>[orig_patent_app_number] => 475993 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/475993
Trim control system for partial oxidation gas generator Mar 15, 1983 Issued
Array ( [id] => 2063268 [patent_doc_number] => 04440546 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-03 [patent_title] => 'Process for gasification of carbonaceous material' [patent_app_type] => 1 [patent_app_number] => 6/474911 [patent_app_country] => US [patent_app_date] => 1983-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1719 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/440/04440546.pdf [firstpage_image] =>[orig_patent_app_number] => 474911 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/474911
Process for gasification of carbonaceous material Mar 13, 1983 Issued
Array ( [id] => 2126969 [patent_doc_number] => 04453949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-12 [patent_title] => 'Ash bed level control system for a fixed-bed coal gasifier' [patent_app_type] => 1 [patent_app_number] => 6/473308 [patent_app_country] => US [patent_app_date] => 1983-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4154 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/453/04453949.pdf [firstpage_image] =>[orig_patent_app_number] => 473308 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/473308
Ash bed level control system for a fixed-bed coal gasifier Mar 7, 1983 Issued
Array ( [id] => 2154120 [patent_doc_number] => 04518396 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-21 [patent_title] => 'Method of dehydrating natural gas' [patent_app_type] => 1 [patent_app_number] => 6/471157 [patent_app_country] => US [patent_app_date] => 1983-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5601 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/518/04518396.pdf [firstpage_image] =>[orig_patent_app_number] => 471157 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/471157
Method of dehydrating natural gas Feb 28, 1983 Issued
Array ( [id] => 2252879 [patent_doc_number] => 04588418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-13 [patent_title] => 'Recycle of reclaimed water in partial oxidation process' [patent_app_type] => 1 [patent_app_number] => 6/464617 [patent_app_country] => US [patent_app_date] => 1983-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1576 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/588/04588418.pdf [firstpage_image] =>[orig_patent_app_number] => 464617 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/464617
Recycle of reclaimed water in partial oxidation process Feb 6, 1983 Issued
Array ( [id] => 2090985 [patent_doc_number] => 04443229 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-17 [patent_title] => 'Gasification process for carbonaceous materials' [patent_app_type] => 1 [patent_app_number] => 6/462161 [patent_app_country] => US [patent_app_date] => 1983-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3037 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/443/04443229.pdf [firstpage_image] =>[orig_patent_app_number] => 462161 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/462161
Gasification process for carbonaceous materials Jan 30, 1983 Issued
Array ( [id] => 2102495 [patent_doc_number] => 04483692 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-20 [patent_title] => 'Process for the recycling of coal fines from a fluidized bed coal gasification reactor' [patent_app_type] => 1 [patent_app_number] => 6/461443 [patent_app_country] => US [patent_app_date] => 1983-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2600 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/483/04483692.pdf [firstpage_image] =>[orig_patent_app_number] => 461443 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/461443
Process for the recycling of coal fines from a fluidized bed coal gasification reactor Jan 26, 1983 Issued
Array ( [id] => 2126511 [patent_doc_number] => 04490251 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Apparatus for recovery of water from dispersions of soot and water' [patent_app_type] => 1 [patent_app_number] => 6/460411 [patent_app_country] => US [patent_app_date] => 1983-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8930 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 485 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490251.pdf [firstpage_image] =>[orig_patent_app_number] => 460411 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/460411
Apparatus for recovery of water from dispersions of soot and water Jan 23, 1983 Issued
06/458278 METHOD AND APPARATUS FOR CARBONIZING COLD-COMPACTED BRIQUETTES OF BITUMINOUS AND SUB-BITUMINOUS COAL AND/OR HEAT AND A DEVICE FOR CARRYING OUT THE METHOD Jan 16, 1983 Abandoned
Array ( [id] => 2074449 [patent_doc_number] => 04444569 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Gasification process for carbonaceous materials' [patent_app_type] => 1 [patent_app_number] => 6/457855 [patent_app_country] => US [patent_app_date] => 1983-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3040 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444569.pdf [firstpage_image] =>[orig_patent_app_number] => 457855 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/457855
Gasification process for carbonaceous materials Jan 13, 1983 Issued
Array ( [id] => 2085972 [patent_doc_number] => 04475925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-09 [patent_title] => 'Gasification process for carbonaceous materials' [patent_app_type] => 1 [patent_app_number] => 6/450936 [patent_app_country] => US [patent_app_date] => 1982-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2845 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/475/04475925.pdf [firstpage_image] =>[orig_patent_app_number] => 450936 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/450936
Gasification process for carbonaceous materials Dec 19, 1982 Issued
Array ( [id] => 2065668 [patent_doc_number] => 04459138 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-10 [patent_title] => 'Recovery of alkali metal constituents from catalytic coal conversion residues' [patent_app_type] => 1 [patent_app_number] => 6/447350 [patent_app_country] => US [patent_app_date] => 1982-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5944 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/459/04459138.pdf [firstpage_image] =>[orig_patent_app_number] => 447350 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/447350
Recovery of alkali metal constituents from catalytic coal conversion residues Dec 5, 1982 Issued
Array ( [id] => 2126961 [patent_doc_number] => 04453948 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-12 [patent_title] => 'Air-flow regulation system for a coal gasifier' [patent_app_type] => 1 [patent_app_number] => 6/445641 [patent_app_country] => US [patent_app_date] => 1982-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1886 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 345 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/453/04453948.pdf [firstpage_image] =>[orig_patent_app_number] => 445641 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/445641
Air-flow regulation system for a coal gasifier Nov 29, 1982 Issued
Array ( [id] => 2106850 [patent_doc_number] => 04466810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-21 [patent_title] => 'Partial oxidation process' [patent_app_type] => 1 [patent_app_number] => 6/445388 [patent_app_country] => US [patent_app_date] => 1982-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7742 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 404 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/466/04466810.pdf [firstpage_image] =>[orig_patent_app_number] => 445388 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/445388
Partial oxidation process Nov 28, 1982 Issued
06/443235 METHOD AND APPARATUS FOR PYROLYSIS OF ATACTIC POLYPROPYLENE Nov 21, 1982 Abandoned
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