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] => 2461079 [patent_doc_number] => 04870912 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-03 [patent_title] => 'Automatic combustion control method for a rotary combustor' [patent_app_type] => 1 [patent_app_number] => 7/311383 [patent_app_country] => US [patent_app_date] => 1989-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4337 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/870/04870912.pdf [firstpage_image] =>[orig_patent_app_number] => 311383 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/311383
Automatic combustion control method for a rotary combustor Feb 14, 1989 Issued
07/308851 RADIANT TUBE FURNACE AND METHOD OF BURNING A FUEL Feb 8, 1989 Abandoned
Array ( [id] => 2555803 [patent_doc_number] => 04944672 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-31 [patent_title] => 'Method for renovating ring chamber furnaces' [patent_app_type] => 1 [patent_app_number] => 7/310833 [patent_app_country] => US [patent_app_date] => 1989-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3373 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/944/04944672.pdf [firstpage_image] =>[orig_patent_app_number] => 310833 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/310833
Method for renovating ring chamber furnaces Feb 7, 1989 Issued
Array ( [id] => 2616960 [patent_doc_number] => 04919613 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-24 [patent_title] => 'Method and apparatus for calcination' [patent_app_type] => 1 [patent_app_number] => 7/307251 [patent_app_country] => US [patent_app_date] => 1989-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1915 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/919/04919613.pdf [firstpage_image] =>[orig_patent_app_number] => 307251 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/307251
Method and apparatus for calcination Feb 6, 1989 Issued
Array ( [id] => 2762319 [patent_doc_number] => 04984983 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Method of cofiring hazardous waste in industrial rotary kilns' [patent_app_type] => 1 [patent_app_number] => 7/307631 [patent_app_country] => US [patent_app_date] => 1989-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4156 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/984/04984983.pdf [firstpage_image] =>[orig_patent_app_number] => 307631 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/307631
Method of cofiring hazardous waste in industrial rotary kilns Feb 6, 1989 Issued
07/306727 PROCESS AND APPARATUS FOR INCINERATING WET REFUSE Feb 5, 1989 Abandoned
Array ( [id] => 2604617 [patent_doc_number] => 04955323 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-11 [patent_title] => 'Fired heater' [patent_app_type] => 1 [patent_app_number] => 7/307021 [patent_app_country] => US [patent_app_date] => 1989-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1523 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/955/04955323.pdf [firstpage_image] =>[orig_patent_app_number] => 307021 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/307021
Fired heater Feb 5, 1989 Issued
Array ( [id] => 2557462 [patent_doc_number] => RE033464 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-27 [patent_title] => 'Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining' [patent_app_type] => 2 [patent_app_number] => 7/306816 [patent_app_country] => US [patent_app_date] => 1989-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4217 [patent_no_of_claims] => 94 [patent_no_of_ind_claims] => 63 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/033/RE033464.pdf [firstpage_image] =>[orig_patent_app_number] => 306816 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/306816
Method and apparatus for flame generation and utilization of the combustion products for heating, melting and refining Feb 2, 1989 Issued
07/305645 HEAT-TREATING APPARATUS AND A METHOD FOR THE SAME Feb 2, 1989 Issued
Array ( [id] => 2629827 [patent_doc_number] => 04898534 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-06 [patent_title] => 'Apparatus and process for firing ceramics' [patent_app_type] => 1 [patent_app_number] => 7/304292 [patent_app_country] => US [patent_app_date] => 1989-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3348 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/898/04898534.pdf [firstpage_image] =>[orig_patent_app_number] => 304292 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/304292
Apparatus and process for firing ceramics Jan 30, 1989 Issued
Array ( [id] => 2549874 [patent_doc_number] => 04960379 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-02 [patent_title] => 'Process and apparatus for opening furnace tapholes' [patent_app_type] => 1 [patent_app_number] => 7/304661 [patent_app_country] => US [patent_app_date] => 1989-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2417 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/960/04960379.pdf [firstpage_image] =>[orig_patent_app_number] => 304661 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/304661
Process and apparatus for opening furnace tapholes Jan 30, 1989 Issued
Array ( [id] => 2658347 [patent_doc_number] => 04934929 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-19 [patent_title] => 'Method and apparatus for high temperature surface treatment of materials' [patent_app_type] => 1 [patent_app_number] => 7/302939 [patent_app_country] => US [patent_app_date] => 1989-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6197 [patent_no_of_claims] => 15 [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/04/934/04934929.pdf [firstpage_image] =>[orig_patent_app_number] => 302939 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302939
Method and apparatus for high temperature surface treatment of materials Jan 29, 1989 Issued
Array ( [id] => 2643506 [patent_doc_number] => 04945840 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-07 [patent_title] => 'Coal combustion method and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/302775 [patent_app_country] => US [patent_app_date] => 1989-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2671 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/945/04945840.pdf [firstpage_image] =>[orig_patent_app_number] => 302775 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/302775
Coal combustion method and apparatus Jan 29, 1989 Issued
Array ( [id] => 2614104 [patent_doc_number] => 04955809 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-11 [patent_title] => 'Lining element and structure for heat treatment furnaces' [patent_app_type] => 1 [patent_app_number] => 7/306019 [patent_app_country] => US [patent_app_date] => 1989-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3225 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/955/04955809.pdf [firstpage_image] =>[orig_patent_app_number] => 306019 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/306019
Lining element and structure for heat treatment furnaces Jan 25, 1989 Issued
Array ( [id] => 2559430 [patent_doc_number] => 04900248 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-13 [patent_title] => 'Skid rail' [patent_app_type] => 1 [patent_app_number] => 7/300985 [patent_app_country] => US [patent_app_date] => 1989-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1886 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/900/04900248.pdf [firstpage_image] =>[orig_patent_app_number] => 300985 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/300985
Skid rail Jan 23, 1989 Issued
Array ( [id] => 2471185 [patent_doc_number] => 04875853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-24 [patent_title] => 'Method and apparatus for charring material' [patent_app_type] => 1 [patent_app_number] => 7/300703 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2200 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/875/04875853.pdf [firstpage_image] =>[orig_patent_app_number] => 300703 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/300703
Method and apparatus for charring material Jan 22, 1989 Issued
Array ( [id] => 2576789 [patent_doc_number] => 04925389 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-15 [patent_title] => 'Method and apparatus for treating waste containing organic contaminants' [patent_app_type] => 1 [patent_app_number] => 7/300583 [patent_app_country] => US [patent_app_date] => 1989-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6083 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/925/04925389.pdf [firstpage_image] =>[orig_patent_app_number] => 300583 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/300583
Method and apparatus for treating waste containing organic contaminants Jan 22, 1989 Issued
Array ( [id] => 2568609 [patent_doc_number] => 04926763 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-22 [patent_title] => 'Method and device for manufacturing charcoal' [patent_app_type] => 1 [patent_app_number] => 7/297409 [patent_app_country] => US [patent_app_date] => 1989-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3074 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/926/04926763.pdf [firstpage_image] =>[orig_patent_app_number] => 297409 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/297409
Method and device for manufacturing charcoal Jan 16, 1989 Issued
Array ( [id] => 2643488 [patent_doc_number] => 04945839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-07 [patent_title] => 'Dual chamber volatilization system' [patent_app_type] => 1 [patent_app_number] => 7/295055 [patent_app_country] => US [patent_app_date] => 1989-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1923 [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/04/945/04945839.pdf [firstpage_image] =>[orig_patent_app_number] => 295055 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/295055
Dual chamber volatilization system Jan 5, 1989 Issued
Array ( [id] => 2467730 [patent_doc_number] => 04858537 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-22 [patent_title] => 'Combustion method and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/294080 [patent_app_country] => US [patent_app_date] => 1989-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 4298 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/858/04858537.pdf [firstpage_image] =>[orig_patent_app_number] => 294080 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/294080
Combustion method and apparatus Jan 4, 1989 Issued
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