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] => 2168257 [patent_doc_number] => 04512265 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-23 [patent_title] => 'Wet ash remover' [patent_app_type] => 1 [patent_app_number] => 6/366789 [patent_app_country] => US [patent_app_date] => 1982-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1541 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/512/04512265.pdf [firstpage_image] =>[orig_patent_app_number] => 366789 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/366789
Wet ash remover Apr 8, 1982 Issued
Array ( [id] => 2175503 [patent_doc_number] => 04507082 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-26 [patent_title] => 'Preheating insert for heavy wall pipe' [patent_app_type] => 1 [patent_app_number] => 6/366555 [patent_app_country] => US [patent_app_date] => 1982-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2662 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/507/04507082.pdf [firstpage_image] =>[orig_patent_app_number] => 366555 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/366555
Preheating insert for heavy wall pipe Apr 7, 1982 Issued
06/364163 FLUIDIZED BED HEAT EXCHANGER HAVING SEPARATING DRAIN AND METHOD OF OPERATION THEREOF Mar 30, 1982 Abandoned
Array ( [id] => 1999724 [patent_doc_number] => 04407235 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-04 [patent_title] => 'Safety boiler with high efficiency' [patent_app_type] => 1 [patent_app_number] => 6/363581 [patent_app_country] => US [patent_app_date] => 1982-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1755 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/407/04407235.pdf [firstpage_image] =>[orig_patent_app_number] => 363581 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/363581
Safety boiler with high efficiency Mar 30, 1982 Issued
Array ( [id] => 1999978 [patent_doc_number] => 04387669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-06-14 [patent_title] => 'Heater' [patent_app_type] => 1 [patent_app_number] => 6/362913 [patent_app_country] => US [patent_app_date] => 1982-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2021 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/387/04387669.pdf [firstpage_image] =>[orig_patent_app_number] => 362913 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/362913
Heater Mar 28, 1982 Issued
Array ( [id] => 2083881 [patent_doc_number] => 04423689 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Method of producing pulverized coal as fuel for pulverized-coal pilot burners' [patent_app_type] => 1 [patent_app_number] => 6/361527 [patent_app_country] => US [patent_app_date] => 1982-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1321 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423689.pdf [firstpage_image] =>[orig_patent_app_number] => 361527 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/361527
Method of producing pulverized coal as fuel for pulverized-coal pilot burners Mar 22, 1982 Issued
Array ( [id] => 2108969 [patent_doc_number] => 04451233 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-29 [patent_title] => 'Apparatus for the shrinking of wrapping foils' [patent_app_type] => 1 [patent_app_number] => 6/359248 [patent_app_country] => US [patent_app_date] => 1982-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1529 [patent_no_of_claims] => 2 [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/04/451/04451233.pdf [firstpage_image] =>[orig_patent_app_number] => 359248 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/359248
Apparatus for the shrinking of wrapping foils Mar 17, 1982 Issued
Array ( [id] => 2075804 [patent_doc_number] => 04449460 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-22 [patent_title] => 'Process and apparatus, mainly for burning agricultural plant refuse' [patent_app_type] => 1 [patent_app_number] => 6/358811 [patent_app_country] => US [patent_app_date] => 1982-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1833 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/449/04449460.pdf [firstpage_image] =>[orig_patent_app_number] => 358811 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/358811
Process and apparatus, mainly for burning agricultural plant refuse Mar 15, 1982 Issued
Array ( [id] => 2059840 [patent_doc_number] => 04452584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-05 [patent_title] => 'Ring shaft kiln for calcining materials and a method of operation' [patent_app_type] => 1 [patent_app_number] => 6/357701 [patent_app_country] => US [patent_app_date] => 1982-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3618 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/452/04452584.pdf [firstpage_image] =>[orig_patent_app_number] => 357701 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/357701
Ring shaft kiln for calcining materials and a method of operation Mar 11, 1982 Issued
Array ( [id] => 2052491 [patent_doc_number] => 04454827 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-19 [patent_title] => 'Ignition and control system for fragmented wood-type fuel furnaces' [patent_app_type] => 1 [patent_app_number] => 6/356973 [patent_app_country] => US [patent_app_date] => 1982-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 8572 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 460 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/454/04454827.pdf [firstpage_image] =>[orig_patent_app_number] => 356973 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/356973
Ignition and control system for fragmented wood-type fuel furnaces Mar 10, 1982 Issued
Array ( [id] => 2024673 [patent_doc_number] => 04414905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-15 [patent_title] => 'Method and equipment for treatment of fuel for fluidized bed combustion' [patent_app_type] => 1 [patent_app_number] => 6/356472 [patent_app_country] => US [patent_app_date] => 1982-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1316 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/414/04414905.pdf [firstpage_image] =>[orig_patent_app_number] => 356472 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/356472
Method and equipment for treatment of fuel for fluidized bed combustion Mar 8, 1982 Issued
Array ( [id] => 2047952 [patent_doc_number] => 04416418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-22 [patent_title] => 'Fluidized bed residential heating system' [patent_app_type] => 1 [patent_app_number] => 6/354151 [patent_app_country] => US [patent_app_date] => 1982-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4280 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 399 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/416/04416418.pdf [firstpage_image] =>[orig_patent_app_number] => 354151 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/354151
Fluidized bed residential heating system Mar 4, 1982 Issued
Array ( [id] => 2102477 [patent_doc_number] => 04466362 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-21 [patent_title] => 'Method of removing sulfur and other contaminants from the coal in coal-oil slurries' [patent_app_type] => 1 [patent_app_number] => 6/354459 [patent_app_country] => US [patent_app_date] => 1982-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2457 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/466/04466362.pdf [firstpage_image] =>[orig_patent_app_number] => 354459 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/354459
Method of removing sulfur and other contaminants from the coal in coal-oil slurries Mar 2, 1982 Issued
Array ( [id] => 2024837 [patent_doc_number] => 04414923 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-15 [patent_title] => 'Heat recovery boiler for high pressure gas' [patent_app_type] => 1 [patent_app_number] => 6/353129 [patent_app_country] => US [patent_app_date] => 1982-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2775 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/414/04414923.pdf [firstpage_image] =>[orig_patent_app_number] => 353129 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/353129
Heat recovery boiler for high pressure gas Feb 28, 1982 Issued
06/353433 METHOD AND APPARATUS FOR CLEANING HEATED SURFACES Feb 28, 1982 Abandoned
Array ( [id] => 2080535 [patent_doc_number] => 04449925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-05-22 [patent_title] => 'Heating device and method of heating articles' [patent_app_type] => 1 [patent_app_number] => 6/353366 [patent_app_country] => US [patent_app_date] => 1982-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3166 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/449/04449925.pdf [firstpage_image] =>[orig_patent_app_number] => 353366 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/353366
Heating device and method of heating articles Feb 28, 1982 Issued
06/351581 FLUIDIZED BED COMBUSTION BOILER Feb 28, 1982 Abandoned
Array ( [id] => 2016130 [patent_doc_number] => 04402738 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-06 [patent_title] => 'Method and apparatus for incinerating self-burning wastes' [patent_app_type] => 1 [patent_app_number] => 6/352194 [patent_app_country] => US [patent_app_date] => 1982-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3508 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/402/04402738.pdf [firstpage_image] =>[orig_patent_app_number] => 352194 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/352194
Method and apparatus for incinerating self-burning wastes Feb 24, 1982 Issued
06/351659 BIOMASS GASIFIER COMBUSTOR SYSTEM AND COMPONENTS THEREFOR Feb 23, 1982 Abandoned
Array ( [id] => 2020933 [patent_doc_number] => 04419966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-13 [patent_title] => 'Fluidized bed combustion' [patent_app_type] => 1 [patent_app_number] => 6/351370 [patent_app_country] => US [patent_app_date] => 1982-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1857 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/419/04419966.pdf [firstpage_image] =>[orig_patent_app_number] => 351370 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/351370
Fluidized bed combustion Feb 22, 1982 Issued
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