
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2072936
[patent_doc_number] => 04460331
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-07-17
[patent_title] => 'Fume incineration for paint drying oven'
[patent_app_type] => 1
[patent_app_number] => 6/493858
[patent_app_country] => US
[patent_app_date] => 1983-05-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 2862
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 146
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/460/04460331.pdf
[firstpage_image] =>[orig_patent_app_number] => 493858
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/493858 | Fume incineration for paint drying oven | May 11, 1983 | Issued |
Array
(
[id] => 2173611
[patent_doc_number] => 04503886
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-03-12
[patent_title] => 'Flow limiting selector valve'
[patent_app_type] => 1
[patent_app_number] => 6/494084
[patent_app_country] => US
[patent_app_date] => 1983-05-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 3785
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 147
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/503/04503886.pdf
[firstpage_image] =>[orig_patent_app_number] => 494084
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/494084 | Flow limiting selector valve | May 11, 1983 | Issued |
Array
(
[id] => 2175462
[patent_doc_number] => 04507079
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-03-26
[patent_title] => 'Apparatus for discharging solids from a shaft furnace'
[patent_app_type] => 1
[patent_app_number] => 6/493204
[patent_app_country] => US
[patent_app_date] => 1983-05-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3818
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 295
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/507/04507079.pdf
[firstpage_image] =>[orig_patent_app_number] => 493204
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/493204 | Apparatus for discharging solids from a shaft furnace | May 9, 1983 | Issued |
| 06/492046 | THREE-WAY CHANGE-OVER VALVE | May 5, 1983 | Abandoned |
Array
(
[id] => 2155499
[patent_doc_number] => 04509917
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-04-09
[patent_title] => 'Device for removing grate screenings'
[patent_app_type] => 1
[patent_app_number] => 6/492386
[patent_app_country] => US
[patent_app_date] => 1983-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 964
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/509/04509917.pdf
[firstpage_image] =>[orig_patent_app_number] => 492386
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/492386 | Device for removing grate screenings | May 5, 1983 | Issued |
Array
(
[id] => 2072973
[patent_doc_number] => 04460335
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-07-17
[patent_title] => 'System for preventing excess pressure in a gap between a double-shell structure of a blast heating apparatus'
[patent_app_type] => 1
[patent_app_number] => 6/492005
[patent_app_country] => US
[patent_app_date] => 1983-05-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 1733
[patent_no_of_claims] => 4
[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/04/460/04460335.pdf
[firstpage_image] =>[orig_patent_app_number] => 492005
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/492005 | System for preventing excess pressure in a gap between a double-shell structure of a blast heating apparatus | May 4, 1983 | Issued |
Array
(
[id] => 2175938
[patent_doc_number] => 04508504
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-04-02
[patent_title] => 'Blast heating apparatus for blast furnaces'
[patent_app_type] => 1
[patent_app_number] => 6/492001
[patent_app_country] => US
[patent_app_date] => 1983-05-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2426
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 130
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/508/04508504.pdf
[firstpage_image] =>[orig_patent_app_number] => 492001
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/492001 | Blast heating apparatus for blast furnaces | May 4, 1983 | Issued |
Array
(
[id] => 2052825
[patent_doc_number] => 04454860
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-06-19
[patent_title] => 'Fuel stoker and furnace'
[patent_app_type] => 1
[patent_app_number] => 6/490774
[patent_app_country] => US
[patent_app_date] => 1983-05-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 14
[patent_no_of_words] => 4297
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 401
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/454/04454860.pdf
[firstpage_image] =>[orig_patent_app_number] => 490774
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/490774 | Fuel stoker and furnace | May 1, 1983 | Issued |
Array
(
[id] => 2181055
[patent_doc_number] => 04555232
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-11-26
[patent_title] => 'Hair drying apparatus'
[patent_app_type] => 1
[patent_app_number] => 6/486538
[patent_app_country] => US
[patent_app_date] => 1983-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 2421
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 248
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/555/04555232.pdf
[firstpage_image] =>[orig_patent_app_number] => 486538
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/486538 | Hair drying apparatus | Apr 11, 1983 | Issued |
Array
(
[id] => 2069564
[patent_doc_number] => 04462798
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-07-31
[patent_title] => 'Kiln car furniture module(s)'
[patent_app_type] => 1
[patent_app_number] => 6/483987
[patent_app_country] => US
[patent_app_date] => 1983-04-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 12
[patent_no_of_words] => 3940
[patent_no_of_claims] => 10
[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/04/462/04462798.pdf
[firstpage_image] =>[orig_patent_app_number] => 483987
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/483987 | Kiln car furniture module(s) | Apr 10, 1983 | Issued |
Array
(
[id] => 2096125
[patent_doc_number] => 04445463
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-05-01
[patent_title] => 'Waste heat boiler'
[patent_app_type] => 1
[patent_app_number] => 6/482595
[patent_app_country] => US
[patent_app_date] => 1983-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1223
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 114
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/445/04445463.pdf
[firstpage_image] =>[orig_patent_app_number] => 482595
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/482595 | Waste heat boiler | Apr 5, 1983 | Issued |
Array
(
[id] => 2106674
[patent_doc_number] => 04466793
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-08-21
[patent_title] => 'Heat treatment jig for use in the manufacture of cathode-ray tubes'
[patent_app_type] => 1
[patent_app_number] => 6/482046
[patent_app_country] => US
[patent_app_date] => 1983-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2190
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 57
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/466/04466793.pdf
[firstpage_image] =>[orig_patent_app_number] => 482046
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/482046 | Heat treatment jig for use in the manufacture of cathode-ray tubes | Apr 3, 1983 | Issued |
Array
(
[id] => 2078725
[patent_doc_number] => 04434724
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-03-06
[patent_title] => 'Overbed distributor for feeding dual solid fuels to a stoker furnace'
[patent_app_type] => 1
[patent_app_number] => 6/481214
[patent_app_country] => US
[patent_app_date] => 1983-04-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 1229
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 244
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/434/04434724.pdf
[firstpage_image] =>[orig_patent_app_number] => 481214
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/481214 | Overbed distributor for feeding dual solid fuels to a stoker furnace | Mar 31, 1983 | Issued |
Array
(
[id] => 2219563
[patent_doc_number] => 04570702
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1986-02-18
[patent_title] => 'Shell and tube vertical heat exchanger with sleeves around the tubes'
[patent_app_type] => 1
[patent_app_number] => 6/479698
[patent_app_country] => US
[patent_app_date] => 1983-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1839
[patent_no_of_claims] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/570/04570702.pdf
[firstpage_image] =>[orig_patent_app_number] => 479698
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/479698 | Shell and tube vertical heat exchanger with sleeves around the tubes | Mar 27, 1983 | Issued |
Array
(
[id] => 2093457
[patent_doc_number] => 04469034
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-09-04
[patent_title] => 'Incineration of and energy recovery from relatively incombustible waste, especially rubber and plastic'
[patent_app_type] => 1
[patent_app_number] => 6/478446
[patent_app_country] => US
[patent_app_date] => 1983-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2880
[patent_no_of_claims] => 7
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/469/04469034.pdf
[firstpage_image] =>[orig_patent_app_number] => 478446
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/478446 | Incineration of and energy recovery from relatively incombustible waste, especially rubber and plastic | Mar 23, 1983 | Issued |
Array
(
[id] => 2054308
[patent_doc_number] => 04426939
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-01-24
[patent_title] => 'Method of reducing NO.sub.x and SO.sub.x emission'
[patent_app_type] => 1
[patent_app_number] => 6/476947
[patent_app_country] => US
[patent_app_date] => 1983-03-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/426/04426939.pdf
[firstpage_image] =>[orig_patent_app_number] => 476947
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/476947 | Method of reducing NO.sub.x and SO.sub.x emission | Mar 20, 1983 | Issued |
Array
(
[id] => 2135872
[patent_doc_number] => 04498427
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-02-12
[patent_title] => 'Sludge lance with multiple nozzle jet head'
[patent_app_type] => 1
[patent_app_number] => 6/477181
[patent_app_country] => US
[patent_app_date] => 1983-03-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/498/04498427.pdf
[firstpage_image] =>[orig_patent_app_number] => 477181
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/477181 | Sludge lance with multiple nozzle jet head | Mar 20, 1983 | Issued |
Array
(
[id] => 2246799
[patent_doc_number] => 04602682
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1986-07-29
[patent_title] => 'Heat exchanger'
[patent_app_type] => 1
[patent_app_number] => 6/475556
[patent_app_country] => US
[patent_app_date] => 1983-03-15
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/602/04602682.pdf
[firstpage_image] =>[orig_patent_app_number] => 475556
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/475556 | Heat exchanger | Mar 14, 1983 | Issued |
Array
(
[id] => 2291589
[patent_doc_number] => 04672900
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-06-16
[patent_title] => 'System for injecting overfire air into a tangentially-fired furnace'
[patent_app_type] => 1
[patent_app_number] => 6/474114
[patent_app_country] => US
[patent_app_date] => 1983-03-10
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/672/04672900.pdf
[firstpage_image] =>[orig_patent_app_number] => 474114
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/474114 | System for injecting overfire air into a tangentially-fired furnace | Mar 9, 1983 | Issued |
Array
(
[id] => 2141493
[patent_doc_number] => 04497263
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-02-05
[patent_title] => 'Combustion system and method for a coal-fired furnace utilizing a wide turn-down burner'
[patent_app_type] => 1
[patent_app_number] => 6/472807
[patent_app_country] => US
[patent_app_date] => 1983-03-07
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/497/04497263.pdf
[firstpage_image] =>[orig_patent_app_number] => 472807
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/472807 | Combustion system and method for a coal-fired furnace utilizing a wide turn-down burner | Mar 6, 1983 | Issued |