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] => 2416202 [patent_doc_number] => 04773852 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-27 [patent_title] => 'Pyrolytic boron nitride crucible and method for producing the same' [patent_app_type] => 1 [patent_app_number] => 6/866823 [patent_app_country] => US [patent_app_date] => 1986-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5693 [patent_no_of_claims] => 1 [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/04/773/04773852.pdf [firstpage_image] =>[orig_patent_app_number] => 866823 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/866823
Pyrolytic boron nitride crucible and method for producing the same May 21, 1986 Issued
Array ( [id] => 2429767 [patent_doc_number] => 04750471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-06-14 [patent_title] => 'Evaporation apparatus for active ingredients such as pyrethrum incorporated into solid carrier materials' [patent_app_type] => 1 [patent_app_number] => 6/879232 [patent_app_country] => US [patent_app_date] => 1986-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2568 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/750/04750471.pdf [firstpage_image] =>[orig_patent_app_number] => 879232 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/879232
Evaporation apparatus for active ingredients such as pyrethrum incorporated into solid carrier materials May 21, 1986 Issued
Array ( [id] => 2580099 [patent_doc_number] => 04891008 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-02 [patent_title] => 'High temperature convection furnace' [patent_app_type] => 1 [patent_app_number] => 6/865839 [patent_app_country] => US [patent_app_date] => 1986-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1308 [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/04/891/04891008.pdf [firstpage_image] =>[orig_patent_app_number] => 865839 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/865839
High temperature convection furnace May 20, 1986 Issued
Array ( [id] => 2438323 [patent_doc_number] => 04740157 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-26 [patent_title] => 'Method of calcining solid materials and single column kiln therefor' [patent_app_type] => 1 [patent_app_number] => 6/865540 [patent_app_country] => US [patent_app_date] => 1986-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5330 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/740/04740157.pdf [firstpage_image] =>[orig_patent_app_number] => 865540 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/865540
Method of calcining solid materials and single column kiln therefor May 19, 1986 Issued
06/865077 HEATING FURNACES May 18, 1986 Abandoned
Array ( [id] => 2355478 [patent_doc_number] => 04682567 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-28 [patent_title] => 'Fluidized bed steam generator and method of generating steam including a separate recycle bed' [patent_app_type] => 1 [patent_app_number] => 6/864349 [patent_app_country] => US [patent_app_date] => 1986-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2430 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/682/04682567.pdf [firstpage_image] =>[orig_patent_app_number] => 864349 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/864349
Fluidized bed steam generator and method of generating steam including a separate recycle bed May 18, 1986 Issued
Array ( [id] => 2276743 [patent_doc_number] => 04677904 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-07 [patent_title] => 'Fluid flow control assembly' [patent_app_type] => 1 [patent_app_number] => 6/864464 [patent_app_country] => US [patent_app_date] => 1986-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 5541 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/677/04677904.pdf [firstpage_image] =>[orig_patent_app_number] => 864464 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/864464
Fluid flow control assembly May 18, 1986 Issued
Array ( [id] => 2409239 [patent_doc_number] => 04762091 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-09 [patent_title] => 'Sludge trap with internal baffles for use in nuclear steam generator' [patent_app_type] => 1 [patent_app_number] => 6/862331 [patent_app_country] => US [patent_app_date] => 1986-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4962 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/762/04762091.pdf [firstpage_image] =>[orig_patent_app_number] => 862331 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/862331
Sludge trap with internal baffles for use in nuclear steam generator May 11, 1986 Issued
Array ( [id] => 2361288 [patent_doc_number] => 04693682 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-15 [patent_title] => 'Treatment of solids in fluidized bed burner' [patent_app_type] => 1 [patent_app_number] => 6/862325 [patent_app_country] => US [patent_app_date] => 1986-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3564 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/693/04693682.pdf [firstpage_image] =>[orig_patent_app_number] => 862325 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/862325
Treatment of solids in fluidized bed burner May 11, 1986 Issued
Array ( [id] => 2359316 [patent_doc_number] => 04666402 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-19 [patent_title] => 'Method and apparatus for preheating scrap in a bucket' [patent_app_type] => 1 [patent_app_number] => 6/862033 [patent_app_country] => US [patent_app_date] => 1986-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3166 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/666/04666402.pdf [firstpage_image] =>[orig_patent_app_number] => 862033 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/862033
Method and apparatus for preheating scrap in a bucket May 11, 1986 Issued
Array ( [id] => 2417318 [patent_doc_number] => 04738615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Thermal reclamation of industrial sand' [patent_app_type] => 1 [patent_app_number] => 6/860116 [patent_app_country] => US [patent_app_date] => 1986-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2534 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738615.pdf [firstpage_image] =>[orig_patent_app_number] => 860116 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/860116
Thermal reclamation of industrial sand May 5, 1986 Issued
06/858768 BAKING OVEN FOR PRINTED CIRCUIT SUBSTRATES May 1, 1986 Abandoned
Array ( [id] => 2292959 [patent_doc_number] => 04696642 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-29 [patent_title] => 'Apparatus for continuously heating an elongated textile article' [patent_app_type] => 1 [patent_app_number] => 6/857963 [patent_app_country] => US [patent_app_date] => 1986-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2209 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/696/04696642.pdf [firstpage_image] =>[orig_patent_app_number] => 857963 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/857963
Apparatus for continuously heating an elongated textile article Apr 30, 1986 Issued
06/858029 LOW VELOCITY AIR SEAL Apr 30, 1986 Abandoned
Array ( [id] => 2331114 [patent_doc_number] => 04676743 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-30 [patent_title] => 'Vertical air flow ingot pusher furnace' [patent_app_type] => 1 [patent_app_number] => 6/858115 [patent_app_country] => US [patent_app_date] => 1986-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3143 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/676/04676743.pdf [firstpage_image] =>[orig_patent_app_number] => 858115 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/858115
Vertical air flow ingot pusher furnace Apr 30, 1986 Issued
Array ( [id] => 2462833 [patent_doc_number] => 04864973 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-12 [patent_title] => 'Spiral to vertical furnace tube transition' [patent_app_type] => 1 [patent_app_number] => 6/858856 [patent_app_country] => US [patent_app_date] => 1986-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 1706 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/864/04864973.pdf [firstpage_image] =>[orig_patent_app_number] => 858856 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/858856
Spiral to vertical furnace tube transition Apr 29, 1986 Issued
06/856975 FLUID FUEL COMBUSTION PROCESS AND TURBULENT-FLOW BURNER FOR IMPLENTING SAME Apr 28, 1986 Abandoned
Array ( [id] => 2294150 [patent_doc_number] => 04681535 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-07-21 [patent_title] => 'Preheating mechanism for source metal for melt' [patent_app_type] => 1 [patent_app_number] => 6/856924 [patent_app_country] => US [patent_app_date] => 1986-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3478 [patent_no_of_claims] => 11 [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/04/681/04681535.pdf [firstpage_image] =>[orig_patent_app_number] => 856924 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/856924
Preheating mechanism for source metal for melt Apr 27, 1986 Issued
Array ( [id] => 2413546 [patent_doc_number] => 04726767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-23 [patent_title] => 'Hot airstream generating device' [patent_app_type] => 1 [patent_app_number] => 6/856216 [patent_app_country] => US [patent_app_date] => 1986-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5087 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 483 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/726/04726767.pdf [firstpage_image] =>[orig_patent_app_number] => 856216 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/856216
Hot airstream generating device Apr 27, 1986 Issued
Array ( [id] => 2322662 [patent_doc_number] => 04705475 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-10 [patent_title] => 'Insulated refractory shield' [patent_app_type] => 1 [patent_app_number] => 6/856039 [patent_app_country] => US [patent_app_date] => 1986-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 9 [patent_no_of_words] => 3544 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 464 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/705/04705475.pdf [firstpage_image] =>[orig_patent_app_number] => 856039 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/856039
Insulated refractory shield Apr 24, 1986 Issued
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