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] => 1915725 [patent_doc_number] => 04290387 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-22 [patent_title] => 'Fluidized bed combustor and tube construction therefor' [patent_app_type] => 1 [patent_app_number] => 6/081935 [patent_app_country] => US [patent_app_date] => 1979-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 3854 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/290/04290387.pdf [firstpage_image] =>[orig_patent_app_number] => 081935 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/081935
Fluidized bed combustor and tube construction therefor Oct 3, 1979 Issued
Array ( [id] => 1911924 [patent_doc_number] => 04270895 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-02 [patent_title] => 'Swirl producer' [patent_app_type] => 1 [patent_app_number] => 6/081182 [patent_app_country] => US [patent_app_date] => 1979-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4576 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/270/04270895.pdf [firstpage_image] =>[orig_patent_app_number] => 081182 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/081182
Swirl producer Oct 1, 1979 Issued
Array ( [id] => 1908527 [patent_doc_number] => 04278034 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-07-14 [patent_title] => 'Furnace' [patent_app_type] => 1 [patent_app_number] => 6/077961 [patent_app_country] => US [patent_app_date] => 1979-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1991 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/278/04278034.pdf [firstpage_image] =>[orig_patent_app_number] => 077961 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/077961
Furnace Sep 23, 1979 Issued
Array ( [id] => 1915736 [patent_doc_number] => 04290389 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-22 [patent_title] => 'Once through sliding pressure steam generator' [patent_app_type] => 1 [patent_app_number] => 6/077819 [patent_app_country] => US [patent_app_date] => 1979-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 6266 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/290/04290389.pdf [firstpage_image] =>[orig_patent_app_number] => 077819 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/077819
Once through sliding pressure steam generator Sep 20, 1979 Issued
Array ( [id] => 1895363 [patent_doc_number] => 04262636 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-04-21 [patent_title] => 'Method of starting a forced-flow steam generator' [patent_app_type] => 1 [patent_app_number] => 6/076987 [patent_app_country] => US [patent_app_date] => 1979-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2346 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/262/04262636.pdf [firstpage_image] =>[orig_patent_app_number] => 076987 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/076987
Method of starting a forced-flow steam generator Sep 19, 1979 Issued
Array ( [id] => 1966842 [patent_doc_number] => 04318355 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-09 [patent_title] => 'Burner structure for particulate fuels' [patent_app_type] => 1 [patent_app_number] => 6/074865 [patent_app_country] => US [patent_app_date] => 1979-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1582 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/318/04318355.pdf [firstpage_image] =>[orig_patent_app_number] => 074865 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/074865
Burner structure for particulate fuels Sep 11, 1979 Issued
Array ( [id] => 1881245 [patent_doc_number] => 04295447 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-10-20 [patent_title] => 'Heating boiler and temperature control therefor' [patent_app_type] => 1 [patent_app_number] => 6/072755 [patent_app_country] => US [patent_app_date] => 1979-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2773 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 407 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/295/04295447.pdf [firstpage_image] =>[orig_patent_app_number] => 072755 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/072755
Heating boiler and temperature control therefor Sep 4, 1979 Issued
Array ( [id] => 1892324 [patent_doc_number] => 04281605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-04 [patent_title] => 'Apparatus for regenerating fluidizing medium' [patent_app_type] => 1 [patent_app_number] => 6/072243 [patent_app_country] => US [patent_app_date] => 1979-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1995 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/281/04281605.pdf [firstpage_image] =>[orig_patent_app_number] => 072243 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/072243
Apparatus for regenerating fluidizing medium Sep 3, 1979 Issued
Array ( [id] => 1984720 [patent_doc_number] => RE031046 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-10-05 [patent_title] => 'Incineration method and system' [patent_app_type] => 2 [patent_app_number] => 6/066701 [patent_app_country] => US [patent_app_date] => 1979-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7765 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/031/RE031046.pdf [firstpage_image] =>[orig_patent_app_number] => 066701 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/066701
Incineration method and system Aug 14, 1979 Issued
Array ( [id] => 1909848 [patent_doc_number] => 04270469 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-02 [patent_title] => 'Coal-feeding mechanism for a fluidized bed combustion chamber' [patent_app_type] => 1 [patent_app_number] => 6/065771 [patent_app_country] => US [patent_app_date] => 1979-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3530 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/270/04270469.pdf [firstpage_image] =>[orig_patent_app_number] => 065771 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/065771
Coal-feeding mechanism for a fluidized bed combustion chamber Aug 12, 1979 Issued
Array ( [id] => 1860007 [patent_doc_number] => 04274341 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-23 [patent_title] => 'Coal gasifying burner with rotating grill' [patent_app_type] => 1 [patent_app_number] => 6/065877 [patent_app_country] => US [patent_app_date] => 1979-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1493 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/274/04274341.pdf [firstpage_image] =>[orig_patent_app_number] => 065877 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/065877
Coal gasifying burner with rotating grill Aug 12, 1979 Issued
Array ( [id] => 1926904 [patent_doc_number] => 04287160 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-01 [patent_title] => 'Process and shaft kiln for the burning of lime or similar bulk materials' [patent_app_type] => 1 [patent_app_number] => 6/065208 [patent_app_country] => US [patent_app_date] => 1979-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1849 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/287/04287160.pdf [firstpage_image] =>[orig_patent_app_number] => 065208 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/065208
Process and shaft kiln for the burning of lime or similar bulk materials Aug 8, 1979 Issued
Array ( [id] => 1915731 [patent_doc_number] => 04290388 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-22 [patent_title] => 'Vapor generator' [patent_app_type] => 1 [patent_app_number] => 6/063225 [patent_app_country] => US [patent_app_date] => 1979-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1997 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/290/04290388.pdf [firstpage_image] =>[orig_patent_app_number] => 063225 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/063225
Vapor generator Aug 2, 1979 Issued
Array ( [id] => 1860329 [patent_doc_number] => 04269125 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-05-26 [patent_title] => 'Pulverizer rejects disposal' [patent_app_type] => 1 [patent_app_number] => 6/061325 [patent_app_country] => US [patent_app_date] => 1979-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2337 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/269/04269125.pdf [firstpage_image] =>[orig_patent_app_number] => 061325 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/061325
Pulverizer rejects disposal Jul 26, 1979 Issued
Array ( [id] => 1901299 [patent_doc_number] => 04301650 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-11-24 [patent_title] => 'Pressure regulating apparatus for a closed water circuit' [patent_app_type] => 1 [patent_app_number] => 6/060965 [patent_app_country] => US [patent_app_date] => 1979-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2130 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/301/04301650.pdf [firstpage_image] =>[orig_patent_app_number] => 060965 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/060965
Pressure regulating apparatus for a closed water circuit Jul 25, 1979 Issued
Array ( [id] => 1880729 [patent_doc_number] => 04273074 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-16 [patent_title] => 'Cooling device for hot gases in pipes' [patent_app_type] => 1 [patent_app_number] => 6/059625 [patent_app_country] => US [patent_app_date] => 1979-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2058 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/273/04273074.pdf [firstpage_image] =>[orig_patent_app_number] => 059625 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/059625
Cooling device for hot gases in pipes Jul 22, 1979 Issued
Array ( [id] => 1940672 [patent_doc_number] => 04308806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-01-05 [patent_title] => 'Incinerator for burning waste and a method of utilizing same' [patent_app_type] => 1 [patent_app_number] => 6/059167 [patent_app_country] => US [patent_app_date] => 1979-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 6559 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/308/04308806.pdf [firstpage_image] =>[orig_patent_app_number] => 059167 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/059167
Incinerator for burning waste and a method of utilizing same Jul 19, 1979 Issued
Array ( [id] => 1867694 [patent_doc_number] => 04282834 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-08-11 [patent_title] => 'Boiler structure embodying a plurality of heat exchange units' [patent_app_type] => 1 [patent_app_number] => 6/059031 [patent_app_country] => US [patent_app_date] => 1979-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2661 [patent_no_of_claims] => 7 [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/04/282/04282834.pdf [firstpage_image] =>[orig_patent_app_number] => 059031 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/059031
Boiler structure embodying a plurality of heat exchange units Jul 18, 1979 Issued
Array ( [id] => 1888101 [patent_doc_number] => 04257360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-03-24 [patent_title] => 'Feed water preheater' [patent_app_type] => 1 [patent_app_number] => 6/059103 [patent_app_country] => US [patent_app_date] => 1979-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2282 [patent_no_of_claims] => 14 [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/04/257/04257360.pdf [firstpage_image] =>[orig_patent_app_number] => 059103 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/059103
Feed water preheater Jul 18, 1979 Issued
Array ( [id] => 1940667 [patent_doc_number] => 04308805 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-01-05 [patent_title] => 'High temperature damper' [patent_app_type] => 1 [patent_app_number] => 6/057699 [patent_app_country] => US [patent_app_date] => 1979-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2217 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/308/04308805.pdf [firstpage_image] =>[orig_patent_app_number] => 057699 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/057699
High temperature damper Jul 15, 1979 Issued
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