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] => 2151225 [patent_doc_number] => 04524702 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-25 [patent_title] => 'Readily repairable and lightweight cover for a heated vessel' [patent_app_type] => 1 [patent_app_number] => 6/635441 [patent_app_country] => US [patent_app_date] => 1984-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3109 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/524/04524702.pdf [firstpage_image] =>[orig_patent_app_number] => 635441 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/635441
Readily repairable and lightweight cover for a heated vessel Jul 29, 1984 Issued
Array ( [id] => 2265301 [patent_doc_number] => 04583943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-22 [patent_title] => 'Process for calcining pulverulent material' [patent_app_type] => 1 [patent_app_number] => 6/633786 [patent_app_country] => US [patent_app_date] => 1984-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1984 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/583/04583943.pdf [firstpage_image] =>[orig_patent_app_number] => 633786 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/633786
Process for calcining pulverulent material Jul 23, 1984 Issued
Array ( [id] => 2166806 [patent_doc_number] => 04513671 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Particle fuel delivery control device' [patent_app_type] => 1 [patent_app_number] => 6/632925 [patent_app_country] => US [patent_app_date] => 1984-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3586 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/513/04513671.pdf [firstpage_image] =>[orig_patent_app_number] => 632925 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/632925
Particle fuel delivery control device Jul 19, 1984 Issued
Array ( [id] => 2246277 [patent_doc_number] => 04562795 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-07 [patent_title] => 'Process and equipment for reducing the emission of pollutants in flue gases from furnace installations' [patent_app_type] => 1 [patent_app_number] => 6/632445 [patent_app_country] => US [patent_app_date] => 1984-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6377 [patent_no_of_claims] => 19 [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/04/562/04562795.pdf [firstpage_image] =>[orig_patent_app_number] => 632445 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/632445
Process and equipment for reducing the emission of pollutants in flue gases from furnace installations Jul 18, 1984 Issued
Array ( [id] => 2150089 [patent_doc_number] => 04553285 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-19 [patent_title] => 'Plug furnace' [patent_app_type] => 1 [patent_app_number] => 6/632027 [patent_app_country] => US [patent_app_date] => 1984-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1399 [patent_no_of_claims] => 5 [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/04/553/04553285.pdf [firstpage_image] =>[orig_patent_app_number] => 632027 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/632027
Plug furnace Jul 17, 1984 Issued
Array ( [id] => 2188052 [patent_doc_number] => 04502397 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-05 [patent_title] => 'Pre-drying fuel in steam generator with integral down-draft dryer' [patent_app_type] => 1 [patent_app_number] => 6/631865 [patent_app_country] => US [patent_app_date] => 1984-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2075 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/502/04502397.pdf [firstpage_image] =>[orig_patent_app_number] => 631865 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/631865
Pre-drying fuel in steam generator with integral down-draft dryer Jul 17, 1984 Issued
Array ( [id] => 2142315 [patent_doc_number] => 04538529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-03 [patent_title] => 'Garbage incinerator' [patent_app_type] => 1 [patent_app_number] => 6/631944 [patent_app_country] => US [patent_app_date] => 1984-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4135 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/538/04538529.pdf [firstpage_image] =>[orig_patent_app_number] => 631944 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/631944
Garbage incinerator Jul 11, 1984 Issued
Array ( [id] => 2137217 [patent_doc_number] => 04535727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-20 [patent_title] => 'Heat exchanger with adjustable platform for cleaning and repairing' [patent_app_type] => 1 [patent_app_number] => 6/628473 [patent_app_country] => US [patent_app_date] => 1984-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3819 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/535/04535727.pdf [firstpage_image] =>[orig_patent_app_number] => 628473 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/628473
Heat exchanger with adjustable platform for cleaning and repairing Jul 5, 1984 Issued
06/626417 PRESSURIZED CYCLONIC COMBUSTION METHOD AND BURNER FOR PARTICULATE SOLID FUELS Jun 28, 1984 Abandoned
Array ( [id] => 2300757 [patent_doc_number] => 04637296 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-20 [patent_title] => 'Air flow controlling apparatus' [patent_app_type] => 1 [patent_app_number] => 6/624949 [patent_app_country] => US [patent_app_date] => 1984-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5224 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/637/04637296.pdf [firstpage_image] =>[orig_patent_app_number] => 624949 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/624949
Air flow controlling apparatus Jun 25, 1984 Issued
Array ( [id] => 2153697 [patent_doc_number] => 04518353 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-21 [patent_title] => 'Vacuum sintering furnace' [patent_app_type] => 1 [patent_app_number] => 6/624611 [patent_app_country] => US [patent_app_date] => 1984-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4436 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/518/04518353.pdf [firstpage_image] =>[orig_patent_app_number] => 624611 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/624611
Vacuum sintering furnace Jun 25, 1984 Issued
Array ( [id] => 2216706 [patent_doc_number] => 04594068 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-10 [patent_title] => 'Roll-fusing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/622447 [patent_app_country] => US [patent_app_date] => 1984-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3423 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/594/04594068.pdf [firstpage_image] =>[orig_patent_app_number] => 622447 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/622447
Roll-fusing apparatus Jun 19, 1984 Issued
Array ( [id] => 2142516 [patent_doc_number] => 04538551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-03 [patent_title] => 'Refractory choke for a high intensity combustor' [patent_app_type] => 1 [patent_app_number] => 6/622667 [patent_app_country] => US [patent_app_date] => 1984-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1439 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/538/04538551.pdf [firstpage_image] =>[orig_patent_app_number] => 622667 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/622667
Refractory choke for a high intensity combustor Jun 19, 1984 Issued
Array ( [id] => 2271268 [patent_doc_number] => 04622903 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-11-18 [patent_title] => 'Sewage screenings disposal system' [patent_app_type] => 1 [patent_app_number] => 6/621929 [patent_app_country] => US [patent_app_date] => 1984-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2812 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/622/04622903.pdf [firstpage_image] =>[orig_patent_app_number] => 621929 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/621929
Sewage screenings disposal system Jun 13, 1984 Issued
06/617883 VENTILATOR DEVICE Jun 5, 1984 Abandoned
Array ( [id] => 2189659 [patent_doc_number] => 04548163 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-22 [patent_title] => 'High efficiency fluid heater' [patent_app_type] => 1 [patent_app_number] => 6/617897 [patent_app_country] => US [patent_app_date] => 1984-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1183 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/548/04548163.pdf [firstpage_image] =>[orig_patent_app_number] => 617897 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/617897
High efficiency fluid heater Jun 5, 1984 Issued
Array ( [id] => 2156490 [patent_doc_number] => 04553929 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-19 [patent_title] => 'Heating furnace' [patent_app_type] => 1 [patent_app_number] => 6/615905 [patent_app_country] => US [patent_app_date] => 1984-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2559 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/553/04553929.pdf [firstpage_image] =>[orig_patent_app_number] => 615905 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/615905
Heating furnace May 30, 1984 Issued
Array ( [id] => 2274696 [patent_doc_number] => 04677757 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-07 [patent_title] => 'Oven' [patent_app_type] => 1 [patent_app_number] => 6/614648 [patent_app_country] => US [patent_app_date] => 1984-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2620 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/677/04677757.pdf [firstpage_image] =>[orig_patent_app_number] => 614648 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/614648
Oven May 28, 1984 Issued
Array ( [id] => 2158291 [patent_doc_number] => 04539915 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-10 [patent_title] => 'Automatic feed device for solid fuel boiler, specifically for logs of wood' [patent_app_type] => 1 [patent_app_number] => 6/614747 [patent_app_country] => US [patent_app_date] => 1984-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 3205 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/539/04539915.pdf [firstpage_image] =>[orig_patent_app_number] => 614747 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/614747
Automatic feed device for solid fuel boiler, specifically for logs of wood May 28, 1984 Issued
Array ( [id] => 2168620 [patent_doc_number] => 04512289 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-23 [patent_title] => 'Water heater with combination magnetic and agitator means' [patent_app_type] => 1 [patent_app_number] => 6/614978 [patent_app_country] => US [patent_app_date] => 1984-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2161 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 575 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/512/04512289.pdf [firstpage_image] =>[orig_patent_app_number] => 614978 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/614978
Water heater with combination magnetic and agitator means May 28, 1984 Issued
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