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] => 2001627 [patent_doc_number] => 04421065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-20 [patent_title] => 'Heating equipment for an installation using steam and heated gas' [patent_app_type] => 1 [patent_app_number] => 6/323630 [patent_app_country] => US [patent_app_date] => 1981-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2118 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/421/04421065.pdf [firstpage_image] =>[orig_patent_app_number] => 323630 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/323630
Heating equipment for an installation using steam and heated gas Nov 19, 1981 Issued
06/321011 INLINE AIR-COAL SEPARATOR Nov 15, 1981 Abandoned
Array ( [id] => 2002888 [patent_doc_number] => 04411621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-25 [patent_title] => 'Furnace wall construction' [patent_app_type] => 1 [patent_app_number] => 6/320861 [patent_app_country] => US [patent_app_date] => 1981-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6365 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/411/04411621.pdf [firstpage_image] =>[orig_patent_app_number] => 320861 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/320861
Furnace wall construction Nov 15, 1981 Issued
Array ( [id] => 2041296 [patent_doc_number] => 04386583 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-07 [patent_title] => 'Moisture separator reheater apparatus' [patent_app_type] => 1 [patent_app_number] => 6/318507 [patent_app_country] => US [patent_app_date] => 1981-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2979 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/386/04386583.pdf [firstpage_image] =>[orig_patent_app_number] => 318507 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/318507
Moisture separator reheater apparatus Nov 4, 1981 Issued
Array ( [id] => 2028367 [patent_doc_number] => 04366802 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-04 [patent_title] => 'Sawdust and wood chip burner' [patent_app_type] => 1 [patent_app_number] => 6/317180 [patent_app_country] => US [patent_app_date] => 1981-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1377 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/366/04366802.pdf [firstpage_image] =>[orig_patent_app_number] => 317180 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/317180
Sawdust and wood chip burner Nov 1, 1981 Issued
Array ( [id] => 2068752 [patent_doc_number] => 04459921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-17 [patent_title] => 'Method and apparatus for burning inerts, particularly flotation addles middlings, clarification ponds and/or domestic refuse as a firing material in a grate firing' [patent_app_type] => 1 [patent_app_number] => 6/316847 [patent_app_country] => US [patent_app_date] => 1981-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 3155 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/459/04459921.pdf [firstpage_image] =>[orig_patent_app_number] => 316847 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/316847
Method and apparatus for burning inerts, particularly flotation addles middlings, clarification ponds and/or domestic refuse as a firing material in a grate firing Oct 29, 1981 Issued
Array ( [id] => 2045880 [patent_doc_number] => 04389949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-28 [patent_title] => 'Method of and arrangement for supplying a fuel to a plurality of burners of a furnace' [patent_app_type] => 1 [patent_app_number] => 6/315995 [patent_app_country] => US [patent_app_date] => 1981-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2505 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/389/04389949.pdf [firstpage_image] =>[orig_patent_app_number] => 315995 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/315995
Method of and arrangement for supplying a fuel to a plurality of burners of a furnace Oct 27, 1981 Issued
Array ( [id] => 2095843 [patent_doc_number] => 04441434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-10 [patent_title] => 'Apparatus for dispensing particulate matter' [patent_app_type] => 1 [patent_app_number] => 6/314822 [patent_app_country] => US [patent_app_date] => 1981-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4092 [patent_no_of_claims] => 8 [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/04/441/04441434.pdf [firstpage_image] =>[orig_patent_app_number] => 314822 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/314822
Apparatus for dispensing particulate matter Oct 25, 1981 Issued
Array ( [id] => 2001619 [patent_doc_number] => 04421064 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-20 [patent_title] => 'Heating boiler' [patent_app_type] => 1 [patent_app_number] => 6/314739 [patent_app_country] => US [patent_app_date] => 1981-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1605 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/421/04421064.pdf [firstpage_image] =>[orig_patent_app_number] => 314739 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/314739
Heating boiler Oct 22, 1981 Issued
Array ( [id] => 2002633 [patent_doc_number] => 04398477 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-16 [patent_title] => 'Method for generation of hot gas by incineration of combustible material and apparatus for generation of hot gas by incineration of combustible material' [patent_app_type] => 1 [patent_app_number] => 6/314452 [patent_app_country] => US [patent_app_date] => 1981-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 5057 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 460 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/398/04398477.pdf [firstpage_image] =>[orig_patent_app_number] => 314452 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/314452
Method for generation of hot gas by incineration of combustible material and apparatus for generation of hot gas by incineration of combustible material Oct 22, 1981 Issued
Array ( [id] => 2035711 [patent_doc_number] => 04385569 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-31 [patent_title] => 'Apparatus for the prevention of fire spreading within the feeding channel leading into the fire chamber of a furnace for solid fuel' [patent_app_type] => 1 [patent_app_number] => 6/311867 [patent_app_country] => US [patent_app_date] => 1981-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2915 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/385/04385569.pdf [firstpage_image] =>[orig_patent_app_number] => 311867 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/311867
Apparatus for the prevention of fire spreading within the feeding channel leading into the fire chamber of a furnace for solid fuel Oct 14, 1981 Issued
Array ( [id] => 1983278 [patent_doc_number] => 04359949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-23 [patent_title] => 'Structural water seal trough' [patent_app_type] => 1 [patent_app_number] => 6/311573 [patent_app_country] => US [patent_app_date] => 1981-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 998 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/359/04359949.pdf [firstpage_image] =>[orig_patent_app_number] => 311573 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/311573
Structural water seal trough Oct 14, 1981 Issued
Array ( [id] => 2210589 [patent_doc_number] => 04593631 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Organic fibrous material processing apparatus and system' [patent_app_type] => 1 [patent_app_number] => 6/311750 [patent_app_country] => US [patent_app_date] => 1981-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3415 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/593/04593631.pdf [firstpage_image] =>[orig_patent_app_number] => 311750 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/311750
Organic fibrous material processing apparatus and system Oct 14, 1981 Issued
06/310400 PULVERIZED-COAL AND LIQUID-FUEL DUAL-PURPOSE BURNER Oct 8, 1981 Abandoned
06/309245 FUEL STOKER AND FURNACE Oct 6, 1981 Abandoned
06/309067 DISTRIBUTOR FOR TWO-PHASE MIXTURES, ESPECIALLY WATER STEAM MIXTURES, IN FORCED-CIRCULATION BOILERS Oct 5, 1981 Abandoned
06/309129 GARBAGE INCINERATOR Oct 4, 1981 Abandoned
Array ( [id] => 2066704 [patent_doc_number] => 04424770 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-10 [patent_title] => 'Low boiling point medium evaporator' [patent_app_type] => 1 [patent_app_number] => 6/308163 [patent_app_country] => US [patent_app_date] => 1981-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1362 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/424/04424770.pdf [firstpage_image] =>[orig_patent_app_number] => 308163 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/308163
Low boiling point medium evaporator Oct 1, 1981 Issued
Array ( [id] => 2047634 [patent_doc_number] => 04388916 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-21 [patent_title] => 'Steam generation apparatus' [patent_app_type] => 1 [patent_app_number] => 6/307615 [patent_app_country] => US [patent_app_date] => 1981-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3365 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/388/04388916.pdf [firstpage_image] =>[orig_patent_app_number] => 307615 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/307615
Steam generation apparatus Sep 30, 1981 Issued
06/306177 METHOD AND APPARATUS OF GAS-COAL COMBUSTION IN STEAM BOILERS Sep 27, 1981 Abandoned
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