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] => 2261745 [patent_doc_number] => 04592762 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Process for gasification of cellulosic biomass' [patent_app_type] => 1 [patent_app_number] => 6/519744 [patent_app_country] => US [patent_app_date] => 1983-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5069 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/592/04592762.pdf [firstpage_image] =>[orig_patent_app_number] => 519744 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/519744
Process for gasification of cellulosic biomass Aug 1, 1983 Issued
Array ( [id] => 2131775 [patent_doc_number] => 04551155 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-05 [patent_title] => 'In situ formation of coal gasification catalysts from low cost alkali metal salts' [patent_app_type] => 1 [patent_app_number] => 6/511767 [patent_app_country] => US [patent_app_date] => 1983-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2322 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/551/04551155.pdf [firstpage_image] =>[orig_patent_app_number] => 511767 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/511767
In situ formation of coal gasification catalysts from low cost alkali metal salts Jul 6, 1983 Issued
Array ( [id] => 2217580 [patent_doc_number] => 04594130 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Pulping of lignocellulose with aqueous alcohol and alkaline earth metal salt catalyst' [patent_app_type] => 1 [patent_app_number] => 6/511717 [patent_app_country] => US [patent_app_date] => 1983-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10487 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/594/04594130.pdf [firstpage_image] =>[orig_patent_app_number] => 511717 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/511717
Pulping of lignocellulose with aqueous alcohol and alkaline earth metal salt catalyst Jul 6, 1983 Issued
Array ( [id] => 2194608 [patent_doc_number] => 04502869 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-05 [patent_title] => 'Synthesis gas generation process with control of ratio of steam to dry gas' [patent_app_type] => 1 [patent_app_number] => 6/510488 [patent_app_country] => US [patent_app_date] => 1983-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4934 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/502/04502869.pdf [firstpage_image] =>[orig_patent_app_number] => 510488 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/510488
Synthesis gas generation process with control of ratio of steam to dry gas Jul 4, 1983 Issued
06/510365 SERVICING AND EMPTYING APPARATUS FOR COKE-OVEN BATTERY Jun 30, 1983 Abandoned
06/510103 COAL GASIFICATION BURNER Jun 29, 1983 Abandoned
Array ( [id] => 2194320 [patent_doc_number] => 04494963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-22 [patent_title] => 'Synthesis gas generation apparatus' [patent_app_type] => 1 [patent_app_number] => 6/507266 [patent_app_country] => US [patent_app_date] => 1983-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4829 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/494/04494963.pdf [firstpage_image] =>[orig_patent_app_number] => 507266 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/507266
Synthesis gas generation apparatus Jun 22, 1983 Issued
Array ( [id] => 2194542 [patent_doc_number] => 04519810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-28 [patent_title] => 'Circulation loop for carrying out two-stage reactions' [patent_app_type] => 1 [patent_app_number] => 6/505529 [patent_app_country] => US [patent_app_date] => 1983-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2558 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/519/04519810.pdf [firstpage_image] =>[orig_patent_app_number] => 505529 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/505529
Circulation loop for carrying out two-stage reactions Jun 16, 1983 Issued
Array ( [id] => 2149984 [patent_doc_number] => 04549935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-29 [patent_title] => 'Conditioning drum for a tar sands hot water extraction process' [patent_app_type] => 1 [patent_app_number] => 6/505004 [patent_app_country] => US [patent_app_date] => 1983-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3818 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/549/04549935.pdf [firstpage_image] =>[orig_patent_app_number] => 505004 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/505004
Conditioning drum for a tar sands hot water extraction process Jun 15, 1983 Issued
Array ( [id] => 2076504 [patent_doc_number] => 04461628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-24 [patent_title] => 'Method for the gasification of solid carbonaceous fuel' [patent_app_type] => 1 [patent_app_number] => 6/501746 [patent_app_country] => US [patent_app_date] => 1983-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3079 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/461/04461628.pdf [firstpage_image] =>[orig_patent_app_number] => 501746 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/501746
Method for the gasification of solid carbonaceous fuel Jun 8, 1983 Issued
Array ( [id] => 2094867 [patent_doc_number] => 04474584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Method of cooling and deashing' [patent_app_type] => 1 [patent_app_number] => 6/500492 [patent_app_country] => US [patent_app_date] => 1983-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4918 [patent_no_of_claims] => 8 [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/04/474/04474584.pdf [firstpage_image] =>[orig_patent_app_number] => 500492 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/500492
Method of cooling and deashing Jun 1, 1983 Issued
Array ( [id] => 2090997 [patent_doc_number] => 04443230 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-17 [patent_title] => 'Partial oxidation process for slurries of solid fuel' [patent_app_type] => 1 [patent_app_number] => 6/499620 [patent_app_country] => US [patent_app_date] => 1983-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5165 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 391 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/443/04443230.pdf [firstpage_image] =>[orig_patent_app_number] => 499620 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/499620
Partial oxidation process for slurries of solid fuel May 30, 1983 Issued
06/499610 OPERATON OF GAS GENERATOR May 30, 1983 Abandoned
Array ( [id] => 2121209 [patent_doc_number] => 04477262 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-16 [patent_title] => 'Mixer for cutting torch' [patent_app_type] => 1 [patent_app_number] => 6/494882 [patent_app_country] => US [patent_app_date] => 1983-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2981 [patent_no_of_claims] => 4 [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/04/477/04477262.pdf [firstpage_image] =>[orig_patent_app_number] => 494882 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/494882
Mixer for cutting torch May 15, 1983 Issued
06/494122 METHOD AND APPARATUS FOR THE OPERATION OF A CARBONIZATION PLANT May 11, 1983 Abandoned
Array ( [id] => 2088426 [patent_doc_number] => 04464183 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-07 [patent_title] => 'Heat recovery process in coal gasification' [patent_app_type] => 1 [patent_app_number] => 6/492638 [patent_app_country] => US [patent_app_date] => 1983-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 8299 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/464/04464183.pdf [firstpage_image] =>[orig_patent_app_number] => 492638 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/492638
Heat recovery process in coal gasification May 8, 1983 Issued
Array ( [id] => 2195087 [patent_doc_number] => 04526588 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-02 [patent_title] => 'Process for the production of a coal-water suspension which is suitable for use in coal gasification under elevated pressure' [patent_app_type] => 1 [patent_app_number] => 6/490547 [patent_app_country] => US [patent_app_date] => 1983-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1592 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/526/04526588.pdf [firstpage_image] =>[orig_patent_app_number] => 490547 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/490547
Process for the production of a coal-water suspension which is suitable for use in coal gasification under elevated pressure May 5, 1983 Issued
06/492484 CYCLIC CHAR GASIFIER PROCESS May 5, 1983 Abandoned
Array ( [id] => 2185909 [patent_doc_number] => 04545859 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-08 [patent_title] => 'Method for producing needle coke' [patent_app_type] => 1 [patent_app_number] => 6/489217 [patent_app_country] => US [patent_app_date] => 1983-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5074 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/545/04545859.pdf [firstpage_image] =>[orig_patent_app_number] => 489217 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/489217
Method for producing needle coke Apr 26, 1983 Issued
Array ( [id] => 2157554 [patent_doc_number] => 04521278 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-04 [patent_title] => 'Method for producing needle coke' [patent_app_type] => 1 [patent_app_number] => 6/488731 [patent_app_country] => US [patent_app_date] => 1983-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4797 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/521/04521278.pdf [firstpage_image] =>[orig_patent_app_number] => 488731 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/488731
Method for producing needle coke Apr 25, 1983 Issued
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