Search

Duane Smith

Supervisory Patent Examiner (ID: 15939, Phone: (571)272-1166 , Office: P/1776 )

Most Active Art Unit
1724
Art Unit(s)
1305, 1700, 1759, 3621, 1797, 1776, 1724, 1737
Total Applications
1355
Issued Applications
1012
Pending Applications
134
Abandoned Applications
216

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4414828 [patent_doc_number] => 06176901 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-23 [patent_title] => 'Dust precipitator' [patent_app_type] => 1 [patent_app_number] => 9/176324 [patent_app_country] => US [patent_app_date] => 1998-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2674 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/176/06176901.pdf [firstpage_image] =>[orig_patent_app_number] => 176324 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/176324
Dust precipitator Oct 21, 1998 Issued
Array ( [id] => 4093711 [patent_doc_number] => 06099610 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-08 [patent_title] => 'Automatically emptying central vacuum cleaning apparatus' [patent_app_type] => 1 [patent_app_number] => 9/174634 [patent_app_country] => US [patent_app_date] => 1998-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2275 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/099/06099610.pdf [firstpage_image] =>[orig_patent_app_number] => 174634 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/174634
Automatically emptying central vacuum cleaning apparatus Oct 18, 1998 Issued
Array ( [id] => 4174512 [patent_doc_number] => 06149718 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Contamination control system' [patent_app_type] => 1 [patent_app_number] => 9/173902 [patent_app_country] => US [patent_app_date] => 1998-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 65 [patent_no_of_words] => 7949 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/149/06149718.pdf [firstpage_image] =>[orig_patent_app_number] => 173902 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/173902
Contamination control system Oct 15, 1998 Issued
Array ( [id] => 4226098 [patent_doc_number] => 06165254 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-26 [patent_title] => 'Gas concentrator' [patent_app_type] => 1 [patent_app_number] => 9/172768 [patent_app_country] => US [patent_app_date] => 1998-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 4292 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/165/06165254.pdf [firstpage_image] =>[orig_patent_app_number] => 172768 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/172768
Gas concentrator Oct 14, 1998 Issued
Array ( [id] => 4206111 [patent_doc_number] => 06110242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-29 [patent_title] => 'Apparatus for separating solids from a gas' [patent_app_type] => 1 [patent_app_number] => 9/170548 [patent_app_country] => US [patent_app_date] => 1998-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2682 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/110/06110242.pdf [firstpage_image] =>[orig_patent_app_number] => 170548 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/170548
Apparatus for separating solids from a gas Oct 12, 1998 Issued
Array ( [id] => 4283491 [patent_doc_number] => 06179903 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Mobile unit for cleaning contaminated air' [patent_app_type] => 1 [patent_app_number] => 9/168504 [patent_app_country] => US [patent_app_date] => 1998-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3068 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/179/06179903.pdf [firstpage_image] =>[orig_patent_app_number] => 168504 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/168504
Mobile unit for cleaning contaminated air Oct 7, 1998 Issued
Array ( [id] => 4123133 [patent_doc_number] => 06120585 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Reflow soldering device' [patent_app_type] => 1 [patent_app_number] => 9/155932 [patent_app_country] => US [patent_app_date] => 1998-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 4721 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/120/06120585.pdf [firstpage_image] =>[orig_patent_app_number] => 155932 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/155932
Reflow soldering device Oct 6, 1998 Issued
09/166827 HIGH FLOW METAL MEMBRANE GAS FILTER Oct 4, 1998 Abandoned
Array ( [id] => 4145350 [patent_doc_number] => 06102987 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Process for the removal of CO.sub.2 and sulfur compounds from industrial gases, in particular from natural gas and raw synthesis gas' [patent_app_type] => 1 [patent_app_number] => 9/162898 [patent_app_country] => US [patent_app_date] => 1998-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3253 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/102/06102987.pdf [firstpage_image] =>[orig_patent_app_number] => 162898 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/162898
Process for the removal of CO.sub.2 and sulfur compounds from industrial gases, in particular from natural gas and raw synthesis gas Sep 28, 1998 Issued
Array ( [id] => 4159841 [patent_doc_number] => 06139595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Air/oil coalescer with centrifugally assisted drainage' [patent_app_type] => 1 [patent_app_number] => 9/157019 [patent_app_country] => US [patent_app_date] => 1998-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4323 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/139/06139595.pdf [firstpage_image] =>[orig_patent_app_number] => 157019 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/157019
Air/oil coalescer with centrifugally assisted drainage Sep 17, 1998 Issued
Array ( [id] => 3932351 [patent_doc_number] => 05976207 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Water separating system' [patent_app_type] => 1 [patent_app_number] => 9/153207 [patent_app_country] => US [patent_app_date] => 1998-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2228 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/976/05976207.pdf [firstpage_image] =>[orig_patent_app_number] => 153207 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/153207
Water separating system Sep 14, 1998 Issued
Array ( [id] => 4211943 [patent_doc_number] => 06039778 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Air cleaner assembly' [patent_app_type] => 1 [patent_app_number] => 9/146291 [patent_app_country] => US [patent_app_date] => 1998-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 36 [patent_no_of_words] => 18743 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/039/06039778.pdf [firstpage_image] =>[orig_patent_app_number] => 146291 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/146291
Air cleaner assembly Sep 2, 1998 Issued
Array ( [id] => 3924108 [patent_doc_number] => 05928395 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Bolt connector assembly for bag house' [patent_app_type] => 1 [patent_app_number] => 9/144768 [patent_app_country] => US [patent_app_date] => 1998-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4319 [patent_no_of_claims] => 19 [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/05/928/05928395.pdf [firstpage_image] =>[orig_patent_app_number] => 144768 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/144768
Bolt connector assembly for bag house Aug 31, 1998 Issued
Array ( [id] => 4164846 [patent_doc_number] => 06083300 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Dual mode air treatment apparatus and method' [patent_app_type] => 1 [patent_app_number] => 9/139784 [patent_app_country] => US [patent_app_date] => 1998-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4058 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/083/06083300.pdf [firstpage_image] =>[orig_patent_app_number] => 139784 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/139784
Dual mode air treatment apparatus and method Aug 24, 1998 Issued
Array ( [id] => 4078978 [patent_doc_number] => 06017383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Contaminant removal in a translating slug flow' [patent_app_type] => 1 [patent_app_number] => 9/139171 [patent_app_country] => US [patent_app_date] => 1998-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 4398 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/017/06017383.pdf [firstpage_image] =>[orig_patent_app_number] => 139171 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/139171
Contaminant removal in a translating slug flow Aug 23, 1998 Issued
Array ( [id] => 4094480 [patent_doc_number] => 06066193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'Tapered flow gas separation system' [patent_app_type] => 1 [patent_app_number] => 9/137976 [patent_app_country] => US [patent_app_date] => 1998-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4586 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/066/06066193.pdf [firstpage_image] =>[orig_patent_app_number] => 137976 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/137976
Tapered flow gas separation system Aug 20, 1998 Issued
Array ( [id] => 4078992 [patent_doc_number] => 06017384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Nozzle arrangement for a scrubbing column' [patent_app_type] => 1 [patent_app_number] => 9/137545 [patent_app_country] => US [patent_app_date] => 1998-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2947 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/017/06017384.pdf [firstpage_image] =>[orig_patent_app_number] => 137545 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/137545
Nozzle arrangement for a scrubbing column Aug 19, 1998 Issued
Array ( [id] => 4170763 [patent_doc_number] => 06036753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Use of glass fiber materials in diagnosing and preventing radon infiltration into buildings' [patent_app_type] => 1 [patent_app_number] => 9/136504 [patent_app_country] => US [patent_app_date] => 1998-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2106 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/036/06036753.pdf [firstpage_image] =>[orig_patent_app_number] => 136504 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/136504
Use of glass fiber materials in diagnosing and preventing radon infiltration into buildings Aug 18, 1998 Issued
Array ( [id] => 4131749 [patent_doc_number] => 06059866 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Air washer' [patent_app_type] => 1 [patent_app_number] => 9/135032 [patent_app_country] => US [patent_app_date] => 1998-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 22 [patent_no_of_words] => 8396 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/059/06059866.pdf [firstpage_image] =>[orig_patent_app_number] => 135032 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/135032
Air washer Aug 16, 1998 Issued
Array ( [id] => 4056346 [patent_doc_number] => 06007604 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Nozzle assembly for a scrubbing column' [patent_app_type] => 1 [patent_app_number] => 9/134310 [patent_app_country] => US [patent_app_date] => 1998-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2737 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/007/06007604.pdf [firstpage_image] =>[orig_patent_app_number] => 134310 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/134310
Nozzle assembly for a scrubbing column Aug 13, 1998 Issued
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