Search

Henry C. Yuen

Examiner (ID: 17238)

Most Active Art Unit
3404
Art Unit(s)
2602, 3742, 2899, 3747, 3405, 3754, 3404, 3402
Total Applications
2016
Issued Applications
1698
Pending Applications
3
Abandoned Applications
315

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2099961 [patent_doc_number] => 04471702 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-18 [patent_title] => 'Apparatus for burning waste material' [patent_app_type] => 1 [patent_app_number] => 6/512303 [patent_app_country] => US [patent_app_date] => 1983-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2379 [patent_no_of_claims] => 5 [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/04/471/04471702.pdf [firstpage_image] =>[orig_patent_app_number] => 512303 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/512303
Apparatus for burning waste material Jul 10, 1983 Issued
Array ( [id] => 2172174 [patent_doc_number] => 04503783 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-12 [patent_title] => 'Furnace ash air seal' [patent_app_type] => 1 [patent_app_number] => 6/512173 [patent_app_country] => US [patent_app_date] => 1983-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2803 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/503/04503783.pdf [firstpage_image] =>[orig_patent_app_number] => 512173 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/512173
Furnace ash air seal Jul 10, 1983 Issued
Array ( [id] => 2151445 [patent_doc_number] => 04524725 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-25 [patent_title] => 'Self-cleaning heat exchanger' [patent_app_type] => 1 [patent_app_number] => 6/509541 [patent_app_country] => US [patent_app_date] => 1983-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2763 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/524/04524725.pdf [firstpage_image] =>[orig_patent_app_number] => 509541 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/509541
Self-cleaning heat exchanger Jun 29, 1983 Issued
Array ( [id] => 2088546 [patent_doc_number] => 04455969 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-26 [patent_title] => 'Fluidized bed combustor' [patent_app_type] => 1 [patent_app_number] => 6/508329 [patent_app_country] => US [patent_app_date] => 1983-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2319 [patent_no_of_claims] => 10 [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/04/455/04455969.pdf [firstpage_image] =>[orig_patent_app_number] => 508329 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/508329
Fluidized bed combustor Jun 26, 1983 Issued
Array ( [id] => 2098111 [patent_doc_number] => 04483256 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-20 [patent_title] => 'Biomass gasifier combustor system and components therefor' [patent_app_type] => 1 [patent_app_number] => 6/508289 [patent_app_country] => US [patent_app_date] => 1983-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 8067 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/483/04483256.pdf [firstpage_image] =>[orig_patent_app_number] => 508289 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/508289
Biomass gasifier combustor system and components therefor Jun 26, 1983 Issued
Array ( [id] => 2166321 [patent_doc_number] => 04546710 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-15 [patent_title] => 'Burner head' [patent_app_type] => 1 [patent_app_number] => 6/509449 [patent_app_country] => US [patent_app_date] => 1983-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1745 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/546/04546710.pdf [firstpage_image] =>[orig_patent_app_number] => 509449 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/509449
Burner head Jun 13, 1983 Issued
Array ( [id] => 2078753 [patent_doc_number] => 04434727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-06 [patent_title] => 'Method for low load operation of a coal-fired furnace' [patent_app_type] => 1 [patent_app_number] => 6/503079 [patent_app_country] => US [patent_app_date] => 1983-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3089 [patent_no_of_claims] => 1 [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/04/434/04434727.pdf [firstpage_image] =>[orig_patent_app_number] => 503079 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/503079
Method for low load operation of a coal-fired furnace Jun 12, 1983 Issued
Array ( [id] => 2094099 [patent_doc_number] => 04428309 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-31 [patent_title] => 'Pulverized-coal and liquid-fuel dual-purpose burner' [patent_app_type] => 1 [patent_app_number] => 6/501547 [patent_app_country] => US [patent_app_date] => 1983-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3071 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 388 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/428/04428309.pdf [firstpage_image] =>[orig_patent_app_number] => 501547 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/501547
Pulverized-coal and liquid-fuel dual-purpose burner Jun 8, 1983 Issued
Array ( [id] => 2112590 [patent_doc_number] => 04448135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-15 [patent_title] => 'Inline air-coal separator' [patent_app_type] => 1 [patent_app_number] => 6/500016 [patent_app_country] => US [patent_app_date] => 1983-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1562 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/448/04448135.pdf [firstpage_image] =>[orig_patent_app_number] => 500016 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/500016
Inline air-coal separator Jun 6, 1983 Issued
06/499931 METHOD AND COMBUSTION FURNACE FOR BURNING INFERIOR FUEL, PARTICULARLY WASTE PELLETS May 31, 1983 Abandoned
Array ( [id] => 2081424 [patent_doc_number] => 04475471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-09 [patent_title] => 'Bio-mass burner with grate therefor and method of operation' [patent_app_type] => 1 [patent_app_number] => 6/499488 [patent_app_country] => US [patent_app_date] => 1983-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2989 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/475/04475471.pdf [firstpage_image] =>[orig_patent_app_number] => 499488 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/499488
Bio-mass burner with grate therefor and method of operation May 30, 1983 Issued
Array ( [id] => 2125981 [patent_doc_number] => 04515181 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-07 [patent_title] => 'Flow control valve assembly wth quick response' [patent_app_type] => 1 [patent_app_number] => 6/497985 [patent_app_country] => US [patent_app_date] => 1983-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3219 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/515/04515181.pdf [firstpage_image] =>[orig_patent_app_number] => 497985 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/497985
Flow control valve assembly wth quick response May 24, 1983 Issued
Array ( [id] => 2123555 [patent_doc_number] => 04482314 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-13 [patent_title] => 'Method for heating carbon blanks' [patent_app_type] => 1 [patent_app_number] => 6/497794 [patent_app_country] => US [patent_app_date] => 1983-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1868 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/482/04482314.pdf [firstpage_image] =>[orig_patent_app_number] => 497794 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/497794
Method for heating carbon blanks May 23, 1983 Issued
Array ( [id] => 2184568 [patent_doc_number] => 04545764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-08 [patent_title] => 'Rotary kiln assemblies, method of changing seal arrangements and seal arrangements for use in a rotary kiln assembly' [patent_app_type] => 1 [patent_app_number] => 6/497722 [patent_app_country] => US [patent_app_date] => 1983-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3312 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/545/04545764.pdf [firstpage_image] =>[orig_patent_app_number] => 497722 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/497722
Rotary kiln assemblies, method of changing seal arrangements and seal arrangements for use in a rotary kiln assembly May 23, 1983 Issued
Array ( [id] => 2174833 [patent_doc_number] => 04512737 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-23 [patent_title] => 'Hot zone arrangement for use in a vacuum furnace' [patent_app_type] => 1 [patent_app_number] => 6/496970 [patent_app_country] => US [patent_app_date] => 1983-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2838 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 470 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/512/04512737.pdf [firstpage_image] =>[orig_patent_app_number] => 496970 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/496970
Hot zone arrangement for use in a vacuum furnace May 22, 1983 Issued
Array ( [id] => 2125112 [patent_doc_number] => 04490109 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Apparatus for heat treatment of fine-grained material' [patent_app_type] => 1 [patent_app_number] => 6/496969 [patent_app_country] => US [patent_app_date] => 1983-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2193 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490109.pdf [firstpage_image] =>[orig_patent_app_number] => 496969 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/496969
Apparatus for heat treatment of fine-grained material May 22, 1983 Issued
Array ( [id] => 2125121 [patent_doc_number] => 04490110 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Plenum arrangement' [patent_app_type] => 1 [patent_app_number] => 6/496588 [patent_app_country] => US [patent_app_date] => 1983-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3407 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490110.pdf [firstpage_image] =>[orig_patent_app_number] => 496588 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/496588
Plenum arrangement May 19, 1983 Issued
Array ( [id] => 2088556 [patent_doc_number] => 04455970 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-26 [patent_title] => 'Add-on boiler' [patent_app_type] => 1 [patent_app_number] => 6/495951 [patent_app_country] => US [patent_app_date] => 1983-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1894 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/455/04455970.pdf [firstpage_image] =>[orig_patent_app_number] => 495951 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/495951
Add-on boiler May 18, 1983 Issued
Array ( [id] => 2085607 [patent_doc_number] => 04475887 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-09 [patent_title] => 'Lavatory setter' [patent_app_type] => 1 [patent_app_number] => 6/496170 [patent_app_country] => US [patent_app_date] => 1983-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1718 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/475/04475887.pdf [firstpage_image] =>[orig_patent_app_number] => 496170 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/496170
Lavatory setter May 18, 1983 Issued
06/537375 HEARTH AND PROCESS FOR FLUIDISED-BED TREATMENT OF A FUEL May 14, 1983 Abandoned
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