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] => 2015383 [patent_doc_number] => 04371317 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-01 [patent_title] => 'Hydraulic systems' [patent_app_type] => 1 [patent_app_number] => 6/232687 [patent_app_country] => US [patent_app_date] => 1981-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2507 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 420 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/371/04371317.pdf [firstpage_image] =>[orig_patent_app_number] => 232687 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/232687
Hydraulic systems Feb 8, 1981 Issued
06/232661 METHOD OF PREVENTING CORROSION IN BOILER-PLANT EQUIPMENT Feb 8, 1981 Abandoned
Array ( [id] => 2003221 [patent_doc_number] => 04391205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-07-05 [patent_title] => 'Method and apparatus for burning green wood chips' [patent_app_type] => 1 [patent_app_number] => 6/231947 [patent_app_country] => US [patent_app_date] => 1981-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1826 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/391/04391205.pdf [firstpage_image] =>[orig_patent_app_number] => 231947 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/231947
Method and apparatus for burning green wood chips Feb 5, 1981 Issued
Array ( [id] => 2052290 [patent_doc_number] => 04408567 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-11 [patent_title] => 'Furnace construction' [patent_app_type] => 1 [patent_app_number] => 6/231059 [patent_app_country] => US [patent_app_date] => 1981-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 15 [patent_no_of_words] => 7013 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 393 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/408/04408567.pdf [firstpage_image] =>[orig_patent_app_number] => 231059 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/231059
Furnace construction Feb 2, 1981 Issued
Array ( [id] => 1955527 [patent_doc_number] => 04338868 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-07-13 [patent_title] => 'Refuse burning process and apparatus' [patent_app_type] => 1 [patent_app_number] => 6/231163 [patent_app_country] => US [patent_app_date] => 1981-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 5412 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/338/04338868.pdf [firstpage_image] =>[orig_patent_app_number] => 231163 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/231163
Refuse burning process and apparatus Feb 2, 1981 Issued
Array ( [id] => 2258069 [patent_doc_number] => 04592504 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Hot-water storage type hot-water supply apparatus operating under a natural circulation principle' [patent_app_type] => 1 [patent_app_number] => 6/233615 [patent_app_country] => US [patent_app_date] => 1981-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2412 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/592/04592504.pdf [firstpage_image] =>[orig_patent_app_number] => 233615 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/233615
Hot-water storage type hot-water supply apparatus operating under a natural circulation principle Feb 2, 1981 Issued
Array ( [id] => 1985231 [patent_doc_number] => 04360339 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-23 [patent_title] => 'Fluidized boiler' [patent_app_type] => 1 [patent_app_number] => 6/230216 [patent_app_country] => US [patent_app_date] => 1981-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2860 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/360/04360339.pdf [firstpage_image] =>[orig_patent_app_number] => 230216 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/230216
Fluidized boiler Feb 1, 1981 Issued
06/226683 INCINERATION OF AND ENERGY RECOVERY FROM RELATIVELY INCOMBUSTIBLE WASTE, ESPECIALLY RUBBER AND PLASTIC Jan 20, 1981 Abandoned
06/221801 CONVECTION SECTION ASSEMBLY FOR PROCESS HEATERS Dec 30, 1980 Abandoned
Array ( [id] => 1966900 [patent_doc_number] => 04318368 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-03-09 [patent_title] => 'Orificing of steam separators for uniform flow distribution in riser area of steam generators' [patent_app_type] => 1 [patent_app_number] => 6/220597 [patent_app_country] => US [patent_app_date] => 1980-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1045 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/318/04318368.pdf [firstpage_image] =>[orig_patent_app_number] => 220597 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/220597
Orificing of steam separators for uniform flow distribution in riser area of steam generators Dec 28, 1980 Issued
Array ( [id] => 1940322 [patent_doc_number] => 04340360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-07-20 [patent_title] => 'Fire brick for a rotary kiln' [patent_app_type] => 1 [patent_app_number] => 6/217536 [patent_app_country] => US [patent_app_date] => 1980-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 10 [patent_no_of_words] => 2439 [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/04/340/04340360.pdf [firstpage_image] =>[orig_patent_app_number] => 217536 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/217536
Fire brick for a rotary kiln Dec 16, 1980 Issued
06/216267 PULVERIZED SOLID FUEL BURNING APPARATUS Dec 14, 1980 Abandoned
06/213557 FURNACE CHAMBER CONSTRUCTION Dec 4, 1980 Abandoned
Array ( [id] => 2037211 [patent_doc_number] => 04382415 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-10 [patent_title] => 'Fluidized bed reactor utilizing a bottomless plate grid and method of operating the reactor' [patent_app_type] => 1 [patent_app_number] => 6/213349 [patent_app_country] => US [patent_app_date] => 1980-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2613 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/382/04382415.pdf [firstpage_image] =>[orig_patent_app_number] => 213349 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/213349
Fluidized bed reactor utilizing a bottomless plate grid and method of operating the reactor Dec 4, 1980 Issued
Array ( [id] => 2107477 [patent_doc_number] => 04436058 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-13 [patent_title] => 'Hot water supply tank assembly' [patent_app_type] => 1 [patent_app_number] => 6/213199 [patent_app_country] => US [patent_app_date] => 1980-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4895 [patent_no_of_claims] => 5 [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/04/436/04436058.pdf [firstpage_image] =>[orig_patent_app_number] => 213199 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/213199
Hot water supply tank assembly Dec 3, 1980 Issued
06/209173 METHOD FOR CONTROLLED BURNOUT OF ABANDONED COAL MINES AND WASTE BANKS Nov 20, 1980 Abandoned
Array ( [id] => 1879889 [patent_doc_number] => 04303022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1981-12-01 [patent_title] => 'Arrangement in incinerator' [patent_app_type] => 1 [patent_app_number] => 6/207730 [patent_app_country] => US [patent_app_date] => 1980-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 905 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/303/04303022.pdf [firstpage_image] =>[orig_patent_app_number] => 207730 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/207730
Arrangement in incinerator Nov 16, 1980 Issued
Array ( [id] => 2190540 [patent_doc_number] => 04534300 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-13 [patent_title] => 'Combustion chamber for combustion disposal of waste mineral bearing streams' [patent_app_type] => 1 [patent_app_number] => 6/205713 [patent_app_country] => US [patent_app_date] => 1980-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2431 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/534/04534300.pdf [firstpage_image] =>[orig_patent_app_number] => 205713 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/205713
Combustion chamber for combustion disposal of waste mineral bearing streams Nov 9, 1980 Issued
Array ( [id] => 1982766 [patent_doc_number] => 04356778 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-11-02 [patent_title] => 'Underfire air and steam system and incinerating process for a controlled starved-air incinerator' [patent_app_type] => 1 [patent_app_number] => 6/204490 [patent_app_country] => US [patent_app_date] => 1980-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3210 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/356/04356778.pdf [firstpage_image] =>[orig_patent_app_number] => 204490 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/204490
Underfire air and steam system and incinerating process for a controlled starved-air incinerator Nov 5, 1980 Issued
Array ( [id] => 2001805 [patent_doc_number] => 04367697 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-11 [patent_title] => 'Multi-zone boiler for firing with solid and liquid fuel' [patent_app_type] => 1 [patent_app_number] => 6/212733 [patent_app_country] => US [patent_app_date] => 1980-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2150 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/367/04367697.pdf [firstpage_image] =>[orig_patent_app_number] => 212733 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/212733
Multi-zone boiler for firing with solid and liquid fuel Nov 4, 1980 Issued
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