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] => 1936378 [patent_doc_number] => 04334484 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-15 [patent_title] => 'Biomass gasifier combustor' [patent_app_type] => 1 [patent_app_number] => 6/113339 [patent_app_country] => US [patent_app_date] => 1980-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4199 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 469 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/334/04334484.pdf [firstpage_image] =>[orig_patent_app_number] => 113339 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/113339
Biomass gasifier combustor Jan 17, 1980 Issued
Array ( [id] => 1909839 [patent_doc_number] => 04270467 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-02 [patent_title] => 'Low mass flow waste fuel incinerator' [patent_app_type] => 1 [patent_app_number] => 6/111877 [patent_app_country] => US [patent_app_date] => 1980-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3927 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/270/04270467.pdf [firstpage_image] =>[orig_patent_app_number] => 111877 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/111877
Low mass flow waste fuel incinerator Jan 13, 1980 Issued
Array ( [id] => 1989783 [patent_doc_number] => 04317418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-02 [patent_title] => 'Tile hanger assembly' [patent_app_type] => 1 [patent_app_number] => 6/111203 [patent_app_country] => US [patent_app_date] => 1980-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2459 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/317/04317418.pdf [firstpage_image] =>[orig_patent_app_number] => 111203 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/111203
Tile hanger assembly Jan 10, 1980 Issued
Array ( [id] => 1881308 [patent_doc_number] => 04295461 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-10-20 [patent_title] => 'Friction heat generator apparatus' [patent_app_type] => 1 [patent_app_number] => 6/105131 [patent_app_country] => US [patent_app_date] => 1979-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2514 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/295/04295461.pdf [firstpage_image] =>[orig_patent_app_number] => 105131 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/105131
Friction heat generator apparatus Dec 18, 1979 Issued
Array ( [id] => 1923659 [patent_doc_number] => 04286527 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-01 [patent_title] => 'System for ash removal' [patent_app_type] => 1 [patent_app_number] => 6/101653 [patent_app_country] => US [patent_app_date] => 1979-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1927 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/286/04286527.pdf [firstpage_image] =>[orig_patent_app_number] => 101653 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/101653
System for ash removal Dec 9, 1979 Issued
Array ( [id] => 2145978 [patent_doc_number] => 04549525 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-29 [patent_title] => 'Oil and gas water heater' [patent_app_type] => 1 [patent_app_number] => 6/101873 [patent_app_country] => US [patent_app_date] => 1979-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 12 [patent_no_of_words] => 5331 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/549/04549525.pdf [firstpage_image] =>[orig_patent_app_number] => 101873 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/101873
Oil and gas water heater Dec 9, 1979 Issued
Array ( [id] => 1908607 [patent_doc_number] => 04278050 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-07-14 [patent_title] => 'Rapid response steam generating apparatus' [patent_app_type] => 1 [patent_app_number] => 6/100393 [patent_app_country] => US [patent_app_date] => 1979-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 20 [patent_no_of_words] => 8472 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/278/04278050.pdf [firstpage_image] =>[orig_patent_app_number] => 100393 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/100393
Rapid response steam generating apparatus Dec 4, 1979 Issued
Array ( [id] => 1883065 [patent_doc_number] => 04295825 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-10-20 [patent_title] => 'System for the protection of the delivery end of a rotary kiln' [patent_app_type] => 1 [patent_app_number] => 6/100239 [patent_app_country] => US [patent_app_date] => 1979-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1196 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/295/04295825.pdf [firstpage_image] =>[orig_patent_app_number] => 100239 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/100239
System for the protection of the delivery end of a rotary kiln Dec 3, 1979 Issued
Array ( [id] => 1897875 [patent_doc_number] => 04293298 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-10-06 [patent_title] => 'Combined air and fuel nozzle for fluidized bed combustion chamber' [patent_app_type] => 1 [patent_app_number] => 6/100090 [patent_app_country] => US [patent_app_date] => 1979-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1396 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/293/04293298.pdf [firstpage_image] =>[orig_patent_app_number] => 100090 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/100090
Combined air and fuel nozzle for fluidized bed combustion chamber Dec 3, 1979 Issued
Array ( [id] => 1888352 [patent_doc_number] => 04287839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-09-08 [patent_title] => 'Apparatus for lining the inner walls of industrial furnaces' [patent_app_type] => 1 [patent_app_number] => 6/098929 [patent_app_country] => US [patent_app_date] => 1979-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2001 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/287/04287839.pdf [firstpage_image] =>[orig_patent_app_number] => 098929 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/098929
Apparatus for lining the inner walls of industrial furnaces Nov 29, 1979 Issued
Array ( [id] => 1922360 [patent_doc_number] => 04271751 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-06-09 [patent_title] => 'Air device with flexible mounting system' [patent_app_type] => 1 [patent_app_number] => 6/095841 [patent_app_country] => US [patent_app_date] => 1979-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 28 [patent_no_of_words] => 3343 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/271/04271751.pdf [firstpage_image] =>[orig_patent_app_number] => 095841 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/095841
Air device with flexible mounting system Nov 18, 1979 Issued
Array ( [id] => 1991132 [patent_doc_number] => 04323037 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-04-06 [patent_title] => 'Fluidized bed firing unit' [patent_app_type] => 1 [patent_app_number] => 6/175207 [patent_app_country] => US [patent_app_date] => 1979-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1740 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/323/04323037.pdf [firstpage_image] =>[orig_patent_app_number] => 175207 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/175207
Fluidized bed firing unit Nov 17, 1979 Issued
Array ( [id] => 2037307 [patent_doc_number] => 04382425 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-10 [patent_title] => 'Heat exchanger' [patent_app_type] => 1 [patent_app_number] => 6/266020 [patent_app_country] => US [patent_app_date] => 1979-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4569 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/382/04382425.pdf [firstpage_image] =>[orig_patent_app_number] => 266020 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/266020
Heat exchanger Nov 7, 1979 Issued
Array ( [id] => 1876238 [patent_doc_number] => 04255135 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-03-10 [patent_title] => 'Apparatus for preheating a rotatable fluidizable bed' [patent_app_type] => 1 [patent_app_number] => 6/117587 [patent_app_country] => US [patent_app_date] => 1979-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 1 [patent_no_of_words] => 2905 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/255/04255135.pdf [firstpage_image] =>[orig_patent_app_number] => 117587 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/117587
Apparatus for preheating a rotatable fluidizable bed Nov 4, 1979 Issued
Array ( [id] => 1989149 [patent_doc_number] => 04317291 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-02 [patent_title] => 'Rotatable drum drive' [patent_app_type] => 1 [patent_app_number] => 6/090999 [patent_app_country] => US [patent_app_date] => 1979-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 20 [patent_no_of_words] => 4032 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/317/04317291.pdf [firstpage_image] =>[orig_patent_app_number] => 090999 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/090999
Rotatable drum drive Nov 4, 1979 Issued
Array ( [id] => 1941234 [patent_doc_number] => 04313386 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-02-02 [patent_title] => 'System for transport of mixtures of solid particulate fuel and air, and rotary distributor suitable for use therein' [patent_app_type] => 1 [patent_app_number] => 6/090100 [patent_app_country] => US [patent_app_date] => 1979-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5244 [patent_no_of_claims] => 6 [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/04/313/04313386.pdf [firstpage_image] =>[orig_patent_app_number] => 090100 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/090100
System for transport of mixtures of solid particulate fuel and air, and rotary distributor suitable for use therein Oct 31, 1979 Issued
Array ( [id] => 1909540 [patent_doc_number] => 04299194 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-11-10 [patent_title] => 'Hot oil heater with helical coil baffle' [patent_app_type] => 1 [patent_app_number] => 6/089255 [patent_app_country] => US [patent_app_date] => 1979-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1862 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 347 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/299/04299194.pdf [firstpage_image] =>[orig_patent_app_number] => 089255 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/089255
Hot oil heater with helical coil baffle Oct 28, 1979 Issued
Array ( [id] => 1874304 [patent_doc_number] => 04304196 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-12-08 [patent_title] => 'Apparatus for tilting low load coal nozzle' [patent_app_type] => 1 [patent_app_number] => 6/085563 [patent_app_country] => US [patent_app_date] => 1979-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3009 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 592 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/304/04304196.pdf [firstpage_image] =>[orig_patent_app_number] => 085563 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/085563
Apparatus for tilting low load coal nozzle Oct 16, 1979 Issued
Array ( [id] => 1908536 [patent_doc_number] => 04253427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-03-03 [patent_title] => 'Heat exchanging system' [patent_app_type] => 1 [patent_app_number] => 6/084705 [patent_app_country] => US [patent_app_date] => 1979-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1968 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/253/04253427.pdf [firstpage_image] =>[orig_patent_app_number] => 084705 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/084705
Heat exchanging system Oct 14, 1979 Issued
Array ( [id] => 1928168 [patent_doc_number] => 04261255 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-04-14 [patent_title] => 'Ventilation fan' [patent_app_type] => 1 [patent_app_number] => 6/082594 [patent_app_country] => US [patent_app_date] => 1979-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2002 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/261/04261255.pdf [firstpage_image] =>[orig_patent_app_number] => 082594 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/082594
Ventilation fan Oct 8, 1979 Issued
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