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] => 2031886 [patent_doc_number] => 04409909 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-18 [patent_title] => 'Process of combustion in a fluidized-bed incinerator' [patent_app_type] => 1 [patent_app_number] => 6/244721 [patent_app_country] => US [patent_app_date] => 1981-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1621 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/409/04409909.pdf [firstpage_image] =>[orig_patent_app_number] => 244721 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/244721
Process of combustion in a fluidized-bed incinerator Mar 16, 1981 Issued
Array ( [id] => 1965704 [patent_doc_number] => 04331106 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-05-25 [patent_title] => 'Heat exchanger support apparatus in a fluidized bed' [patent_app_type] => 1 [patent_app_number] => 6/242958 [patent_app_country] => US [patent_app_date] => 1981-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2277 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/331/04331106.pdf [firstpage_image] =>[orig_patent_app_number] => 242958 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/242958
Heat exchanger support apparatus in a fluidized bed Mar 11, 1981 Issued
Array ( [id] => 2005233 [patent_doc_number] => 04421475 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-20 [patent_title] => 'Burner for the combustion of liquid fuels in the gaseous state' [patent_app_type] => 1 [patent_app_number] => 6/241976 [patent_app_country] => US [patent_app_date] => 1981-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2494 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/421/04421475.pdf [firstpage_image] =>[orig_patent_app_number] => 241976 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/241976
Burner for the combustion of liquid fuels in the gaseous state Mar 8, 1981 Issued
Array ( [id] => 2084005 [patent_doc_number] => 04423703 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Steam generator or like apparatus including self-cleaning heating element support arrangement' [patent_app_type] => 1 [patent_app_number] => 6/241565 [patent_app_country] => US [patent_app_date] => 1981-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1734 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423703.pdf [firstpage_image] =>[orig_patent_app_number] => 241565 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/241565
Steam generator or like apparatus including self-cleaning heating element support arrangement Mar 8, 1981 Issued
06/240663 SYSTEM FOR THE REDUCTION OF NOX EMISSIONS Mar 4, 1981 Abandoned
06/240213 AUTOMATIC STOKER ACTUATED DEVICE Mar 2, 1981 Abandoned
06/239943 COMBUSTION METHOD AND APPARATUS THEREFOR Mar 2, 1981 Abandoned
06/240245 FLUDIZED BED COMBUSTION BOILER Mar 2, 1981 Abandoned
Array ( [id] => 2018818 [patent_doc_number] => 04370127 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-25 [patent_title] => 'Apparatus for the production of cement clinker low in alkali from alkali-containing raw material' [patent_app_type] => 1 [patent_app_number] => 6/237973 [patent_app_country] => US [patent_app_date] => 1981-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3974 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/370/04370127.pdf [firstpage_image] =>[orig_patent_app_number] => 237973 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/237973
Apparatus for the production of cement clinker low in alkali from alkali-containing raw material Feb 24, 1981 Issued
Array ( [id] => 2030726 [patent_doc_number] => 04367065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-04 [patent_title] => 'Method for firing coal in pyro-processes using direct heat recuperation from a cross flow heat exchanger' [patent_app_type] => 1 [patent_app_number] => 6/236724 [patent_app_country] => US [patent_app_date] => 1981-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5070 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/367/04367065.pdf [firstpage_image] =>[orig_patent_app_number] => 236724 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/236724
Method for firing coal in pyro-processes using direct heat recuperation from a cross flow heat exchanger Feb 22, 1981 Issued
Array ( [id] => 1951310 [patent_doc_number] => 04325327 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-04-20 [patent_title] => 'Hybrid fluidized bed combuster' [patent_app_type] => 1 [patent_app_number] => 6/237183 [patent_app_country] => US [patent_app_date] => 1981-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2610 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/325/04325327.pdf [firstpage_image] =>[orig_patent_app_number] => 237183 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/237183
Hybrid fluidized bed combuster Feb 22, 1981 Issued
Array ( [id] => 1957641 [patent_doc_number] => 04357908 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-09 [patent_title] => 'Steam generator with pre-heating' [patent_app_type] => 1 [patent_app_number] => 6/235882 [patent_app_country] => US [patent_app_date] => 1981-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 15 [patent_no_of_words] => 4598 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/357/04357908.pdf [firstpage_image] =>[orig_patent_app_number] => 235882 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/235882
Steam generator with pre-heating Feb 18, 1981 Issued
Array ( [id] => 1930076 [patent_doc_number] => 04346674 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-31 [patent_title] => 'Economizer with soot blower' [patent_app_type] => 1 [patent_app_number] => 6/235667 [patent_app_country] => US [patent_app_date] => 1981-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5552 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 405 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/346/04346674.pdf [firstpage_image] =>[orig_patent_app_number] => 235667 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/235667
Economizer with soot blower Feb 17, 1981 Issued
Array ( [id] => 2049820 [patent_doc_number] => 04416615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-22 [patent_title] => 'Fuel burner construction' [patent_app_type] => 1 [patent_app_number] => 6/234832 [patent_app_country] => US [patent_app_date] => 1981-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2547 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/416/04416615.pdf [firstpage_image] =>[orig_patent_app_number] => 234832 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/234832
Fuel burner construction Feb 16, 1981 Issued
06/234469 HYDRO/PRESSURISED FLUIDSED BED COMBUSTOR Feb 16, 1981 Abandoned
Array ( [id] => 1957647 [patent_doc_number] => 04357909 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-09 [patent_title] => 'Fluid heater with spiral hot gas flow' [patent_app_type] => 1 [patent_app_number] => 6/234383 [patent_app_country] => US [patent_app_date] => 1981-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 1250 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 330 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/357/04357909.pdf [firstpage_image] =>[orig_patent_app_number] => 234383 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/234383
Fluid heater with spiral hot gas flow Feb 12, 1981 Issued
Array ( [id] => 2026713 [patent_doc_number] => 04377132 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-22 [patent_title] => 'Synthesis gas cooler and waste heat boiler' [patent_app_type] => 1 [patent_app_number] => 6/233752 [patent_app_country] => US [patent_app_date] => 1981-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2029 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/377/04377132.pdf [firstpage_image] =>[orig_patent_app_number] => 233752 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/233752
Synthesis gas cooler and waste heat boiler Feb 11, 1981 Issued
Array ( [id] => 1946662 [patent_doc_number] => 04341515 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-07-27 [patent_title] => 'High turndown ratio fluidized bed reactor and method of operating the reactor' [patent_app_type] => 1 [patent_app_number] => 6/233507 [patent_app_country] => US [patent_app_date] => 1981-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2896 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/341/04341515.pdf [firstpage_image] =>[orig_patent_app_number] => 233507 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/233507
High turndown ratio fluidized bed reactor and method of operating the reactor Feb 10, 1981 Issued
Array ( [id] => 2056268 [patent_doc_number] => 04408968 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-11 [patent_title] => 'Rotary compressor' [patent_app_type] => 1 [patent_app_number] => 6/233431 [patent_app_country] => US [patent_app_date] => 1981-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4223 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 480 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/408/04408968.pdf [firstpage_image] =>[orig_patent_app_number] => 233431 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/233431
Rotary compressor Feb 10, 1981 Issued
Array ( [id] => 2107468 [patent_doc_number] => 04436057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-13 [patent_title] => 'Method and apparatus enabling thermal energy recovery in combustor operation' [patent_app_type] => 1 [patent_app_number] => 6/237144 [patent_app_country] => US [patent_app_date] => 1981-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2792 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/436/04436057.pdf [firstpage_image] =>[orig_patent_app_number] => 237144 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/237144
Method and apparatus enabling thermal energy recovery in combustor operation Feb 9, 1981 Issued
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