
David H. Chu
Examiner (ID: 7639, Phone: (571)272-8079 , Office: P/2616 )
| Most Active Art Unit | 2616 |
| Art Unit(s) | 2628, 2679, 2616 |
| Total Applications | 864 |
| Issued Applications | 630 |
| Pending Applications | 69 |
| Abandoned Applications | 173 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2687272
[patent_doc_number] => 05049540
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-17
[patent_title] => 'Method and means for separating and classifying superconductive particles'
[patent_app_type] => 1
[patent_app_number] => 7/353341
[patent_app_country] => US
[patent_app_date] => 1989-05-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 18
[patent_figures_cnt] => 44
[patent_no_of_words] => 12895
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 124
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/049/05049540.pdf
[firstpage_image] =>[orig_patent_app_number] => 353341
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/353341 | Method and means for separating and classifying superconductive particles | May 16, 1989 | Issued |
Array
(
[id] => 2664061
[patent_doc_number] => 04954250
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-04
[patent_title] => 'Flatware separating apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/352356
[patent_app_country] => US
[patent_app_date] => 1989-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 11
[patent_no_of_words] => 5765
[patent_no_of_claims] => 39
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 92
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/954/04954250.pdf
[firstpage_image] =>[orig_patent_app_number] => 352356
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/352356 | Flatware separating apparatus | May 15, 1989 | Issued |
Array
(
[id] => 2692479
[patent_doc_number] => 05067616
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-11-26
[patent_title] => 'Methods of discriminating between contaminated and uncontaminated containers'
[patent_app_type] => 1
[patent_app_number] => 7/351994
[patent_app_country] => US
[patent_app_date] => 1989-05-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 9255
[patent_no_of_claims] => 32
[patent_no_of_ind_claims] => 13
[patent_words_short_claim] => 30
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/067/05067616.pdf
[firstpage_image] =>[orig_patent_app_number] => 351994
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/351994 | Methods of discriminating between contaminated and uncontaminated containers | May 14, 1989 | Issued |
Array
(
[id] => 2728901
[patent_doc_number] => 05011026
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-30
[patent_title] => 'Solid waste disposal screening apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/352043
[patent_app_country] => US
[patent_app_date] => 1989-05-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 2450
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 148
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/011/05011026.pdf
[firstpage_image] =>[orig_patent_app_number] => 352043
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/352043 | Solid waste disposal screening apparatus | May 14, 1989 | Issued |
Array
(
[id] => 2700475
[patent_doc_number] => 05009370
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-23
[patent_title] => 'Municipal solid waste material sorting trommel system'
[patent_app_type] => 1
[patent_app_number] => 7/350339
[patent_app_country] => US
[patent_app_date] => 1989-05-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 2245
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 155
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/009/05009370.pdf
[firstpage_image] =>[orig_patent_app_number] => 350339
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/350339 | Municipal solid waste material sorting trommel system | May 10, 1989 | Issued |
Array
(
[id] => 2573653
[patent_doc_number] => 04927031
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-05-22
[patent_title] => 'Document sorter for reader/printer equipment'
[patent_app_type] => 1
[patent_app_number] => 7/350097
[patent_app_country] => US
[patent_app_date] => 1989-05-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 3618
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 164
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/927/04927031.pdf
[firstpage_image] =>[orig_patent_app_number] => 350097
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/350097 | Document sorter for reader/printer equipment | May 9, 1989 | Issued |
Array
(
[id] => 2658543
[patent_doc_number] => 05072833
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-17
[patent_title] => 'Method of collecting recyclable materials'
[patent_app_type] => 1
[patent_app_number] => 7/350085
[patent_app_country] => US
[patent_app_date] => 1989-05-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5051
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 71
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/072/05072833.pdf
[firstpage_image] =>[orig_patent_app_number] => 350085
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/350085 | Method of collecting recyclable materials | May 9, 1989 | Issued |
Array
(
[id] => 2653580
[patent_doc_number] => 04953709
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-04
[patent_title] => 'Multi-stage means for sorting mixtures of solid materials'
[patent_app_type] => 1
[patent_app_number] => 7/344311
[patent_app_country] => US
[patent_app_date] => 1989-04-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 2062
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 362
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/953/04953709.pdf
[firstpage_image] =>[orig_patent_app_number] => 344311
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/344311 | Multi-stage means for sorting mixtures of solid materials | Apr 25, 1989 | Issued |
Array
(
[id] => 2757450
[patent_doc_number] => 04994176
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-19
[patent_title] => 'Gravity concentrator having secondary wash of heavy fraction'
[patent_app_type] => 1
[patent_app_number] => 7/340896
[patent_app_country] => US
[patent_app_date] => 1989-04-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 3282
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 292
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/994/04994176.pdf
[firstpage_image] =>[orig_patent_app_number] => 340896
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/340896 | Gravity concentrator having secondary wash of heavy fraction | Apr 18, 1989 | Issued |
Array
(
[id] => 2619773
[patent_doc_number] => 04950389
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-08-21
[patent_title] => 'Gravity concentrator'
[patent_app_type] => 1
[patent_app_number] => 7/337043
[patent_app_country] => US
[patent_app_date] => 1989-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2685
[patent_no_of_claims] => 4
[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/04/950/04950389.pdf
[firstpage_image] =>[orig_patent_app_number] => 337043
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/337043 | Gravity concentrator | Apr 11, 1989 | Issued |
Array
(
[id] => 2665187
[patent_doc_number] => 04983280
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-01-08
[patent_title] => 'Screening apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/333766
[patent_app_country] => US
[patent_app_date] => 1989-04-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 1635
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 169
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/983/04983280.pdf
[firstpage_image] =>[orig_patent_app_number] => 333766
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/333766 | Screening apparatus | Apr 4, 1989 | Issued |
Array
(
[id] => 2741243
[patent_doc_number] => 04986900
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-01-22
[patent_title] => 'Sectional screen cylinder'
[patent_app_type] => 1
[patent_app_number] => 7/332737
[patent_app_country] => US
[patent_app_date] => 1989-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 9
[patent_no_of_words] => 4427
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/986/04986900.pdf
[firstpage_image] =>[orig_patent_app_number] => 332737
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/332737 | Sectional screen cylinder | Apr 3, 1989 | Issued |
Array
(
[id] => 2842733
[patent_doc_number] => 05104523
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-04-14
[patent_title] => 'Glass-plate sorting system'
[patent_app_type] => 1
[patent_app_number] => 7/296055
[patent_app_country] => US
[patent_app_date] => 1989-03-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 23
[patent_figures_cnt] => 32
[patent_no_of_words] => 10687
[patent_no_of_claims] => 7
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/104/05104523.pdf
[firstpage_image] =>[orig_patent_app_number] => 296055
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/296055 | Glass-plate sorting system | Mar 5, 1989 | Issued |
Array
(
[id] => 2613045
[patent_doc_number] => 04943368
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-24
[patent_title] => 'Nonmetallic abrasive blasting material recovery process including an electrostatic separation step'
[patent_app_type] => 1
[patent_app_number] => 7/316085
[patent_app_country] => US
[patent_app_date] => 1989-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 3369
[patent_no_of_claims] => 7
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[patent_words_short_claim] => 134
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/943/04943368.pdf
[firstpage_image] =>[orig_patent_app_number] => 316085
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/316085 | Nonmetallic abrasive blasting material recovery process including an electrostatic separation step | Feb 26, 1989 | Issued |
Array
(
[id] => 2620508
[patent_doc_number] => 04919798
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-04-24
[patent_title] => 'Method and an apparatus for sorting and ejecting articles'
[patent_app_type] => 1
[patent_app_number] => 7/308279
[patent_app_country] => US
[patent_app_date] => 1989-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[pdf_file] => patents/04/919/04919798.pdf
[firstpage_image] =>[orig_patent_app_number] => 308279
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/308279 | Method and an apparatus for sorting and ejecting articles | Feb 8, 1989 | Issued |
Array
(
[id] => 2693427
[patent_doc_number] => 05060806
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-29
[patent_title] => 'Variable-aperture screen'
[patent_app_type] => 1
[patent_app_number] => 7/306106
[patent_app_country] => US
[patent_app_date] => 1989-02-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_no_of_words] => 2760
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/060/05060806.pdf
[firstpage_image] =>[orig_patent_app_number] => 306106
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/306106 | Variable-aperture screen | Feb 5, 1989 | Issued |
| 07/302337 | COLOR SORTING OF LUMBER | Jan 26, 1989 | Abandoned |
| 07/301556 | METHOD AND APPARATUS FOR SEPARATING BIO-REFUSE | Jan 22, 1989 | Abandoned |
Array
(
[id] => 2729978
[patent_doc_number] => 05022532
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-11
[patent_title] => 'Unit for grading produce, such as fruits'
[patent_app_type] => 1
[patent_app_number] => 7/283995
[patent_app_country] => US
[patent_app_date] => 1989-01-11
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 2647
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/022/05022532.pdf
[firstpage_image] =>[orig_patent_app_number] => 283995
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/283995 | Unit for grading produce, such as fruits | Jan 10, 1989 | Issued |
Array
(
[id] => 2550840
[patent_doc_number] => 04944411
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-31
[patent_title] => 'Position indicator device for conveyed object'
[patent_app_type] => 1
[patent_app_number] => 7/290228
[patent_app_country] => US
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[pdf_file] => patents/04/944/04944411.pdf
[firstpage_image] =>[orig_patent_app_number] => 290228
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/290228 | Position indicator device for conveyed object | Dec 26, 1988 | Issued |