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] => 1296865 [patent_doc_number] => 06623546 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-23 [patent_title] => 'Method and installation for chemical purification of vapor in a dehydrator with mechanical vapor compression' [patent_app_type] => B1 [patent_app_number] => 09/890051 [patent_app_country] => US [patent_app_date] => 2001-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5765 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/623/06623546.pdf [firstpage_image] =>[orig_patent_app_number] => 09890051 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/890051
Method and installation for chemical purification of vapor in a dehydrator with mechanical vapor compression Jul 24, 2001 Issued
Array ( [id] => 1601250 [patent_doc_number] => 06432180 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-13 [patent_title] => 'Filter assembly for a vacuum cleaner' [patent_app_type] => B1 [patent_app_number] => 09/911234 [patent_app_country] => US [patent_app_date] => 2001-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1877 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/432/06432180.pdf [firstpage_image] =>[orig_patent_app_number] => 09911234 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/911234
Filter assembly for a vacuum cleaner Jul 22, 2001 Issued
Array ( [id] => 6713042 [patent_doc_number] => 20030024389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-06 [patent_title] => 'Method for carbon monoxide reduction during thermal/wet abatement of organic compounds' [patent_app_type] => new [patent_app_number] => 09/911315 [patent_app_country] => US [patent_app_date] => 2001-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8980 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20030024389.pdf [firstpage_image] =>[orig_patent_app_number] => 09911315 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/911315
Method for carbon monoxide reduction during thermal/wet abatement of organic compounds Jul 22, 2001 Issued
Array ( [id] => 1457055 [patent_doc_number] => 06391101 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-05-21 [patent_title] => 'Separator with multiple function vanes for a vacuum cleaner apparatus' [patent_app_type] => B2 [patent_app_number] => 09/910573 [patent_app_country] => US [patent_app_date] => 2001-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2830 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/391/06391101.pdf [firstpage_image] =>[orig_patent_app_number] => 09910573 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/910573
Separator with multiple function vanes for a vacuum cleaner apparatus Jul 19, 2001 Issued
Array ( [id] => 6732578 [patent_doc_number] => 20030010213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-16 [patent_title] => 'Film degassing system' [patent_app_type] => new [patent_app_number] => 09/906154 [patent_app_country] => US [patent_app_date] => 2001-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3433 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0010/20030010213.pdf [firstpage_image] =>[orig_patent_app_number] => 09906154 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/906154
Film degassing system Jul 15, 2001 Issued
Array ( [id] => 1359039 [patent_doc_number] => 06565636 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-20 [patent_title] => 'Exhaust cleaning device' [patent_app_type] => B1 [patent_app_number] => 09/904759 [patent_app_country] => US [patent_app_date] => 2001-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3027 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/565/06565636.pdf [firstpage_image] =>[orig_patent_app_number] => 09904759 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/904759
Exhaust cleaning device Jul 12, 2001 Issued
Array ( [id] => 1472459 [patent_doc_number] => 06387143 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Internal combustion engine exhaust filters' [patent_app_type] => B1 [patent_app_number] => 09/720195 [patent_app_country] => US [patent_app_date] => 2001-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5183 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/387/06387143.pdf [firstpage_image] =>[orig_patent_app_number] => 09720195 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/720195
Internal combustion engine exhaust filters Jul 11, 2001 Issued
Array ( [id] => 1303264 [patent_doc_number] => 06616733 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-09 [patent_title] => 'Method and means for filtering an air stream with an aqueous froth' [patent_app_type] => B1 [patent_app_number] => 09/889235 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5004 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/616/06616733.pdf [firstpage_image] =>[orig_patent_app_number] => 09889235 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/889235
Method and means for filtering an air stream with an aqueous froth Jul 9, 2001 Issued
Array ( [id] => 5884890 [patent_doc_number] => 20020011151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-31 [patent_title] => 'Assembly for an air separator and method for controlling the function of the same' [patent_app_type] => new [patent_app_number] => 09/902380 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3046 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20020011151.pdf [firstpage_image] =>[orig_patent_app_number] => 09902380 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/902380
Assembly for an air separator and method for controlling the function of the same Jul 9, 2001 Issued
Array ( [id] => 1457051 [patent_doc_number] => 06391100 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-21 [patent_title] => 'Method and apparatus for cleaning a gas' [patent_app_type] => B1 [patent_app_number] => 09/900828 [patent_app_country] => US [patent_app_date] => 2001-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 8228 [patent_no_of_claims] => 68 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/391/06391100.pdf [firstpage_image] =>[orig_patent_app_number] => 09900828 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/900828
Method and apparatus for cleaning a gas Jul 5, 2001 Issued
Array ( [id] => 1303252 [patent_doc_number] => 06616731 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-09 [patent_title] => 'Method and arrangement to monitor a fatty oil treatment process carried through under vacuum' [patent_app_type] => B1 [patent_app_number] => 09/831531 [patent_app_country] => US [patent_app_date] => 2001-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1398 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/616/06616731.pdf [firstpage_image] =>[orig_patent_app_number] => 09831531 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/831531
Method and arrangement to monitor a fatty oil treatment process carried through under vacuum Jul 1, 2001 Issued
Array ( [id] => 6136620 [patent_doc_number] => 20020000162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Water apparatus for treating industrial waste products' [patent_app_type] => new [patent_app_number] => 09/892551 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2984 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0000/20020000162.pdf [firstpage_image] =>[orig_patent_app_number] => 09892551 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/892551
Water apparatus for treating industrial waste products Jun 27, 2001 Issued
Array ( [id] => 6027231 [patent_doc_number] => 20020017193 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-14 [patent_title] => 'Method and apparatus for removing gas from drilling mud' [patent_app_type] => new [patent_app_number] => 09/888556 [patent_app_country] => US [patent_app_date] => 2001-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2286 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20020017193.pdf [firstpage_image] =>[orig_patent_app_number] => 09888556 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/888556
Method and apparatus for removing gas from drilling mud Jun 25, 2001 Issued
Array ( [id] => 1294088 [patent_doc_number] => 06626983 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-30 [patent_title] => 'Method and apparatus for removing particulates' [patent_app_type] => B1 [patent_app_number] => 09/856968 [patent_app_country] => US [patent_app_date] => 2001-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4832 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/626/06626983.pdf [firstpage_image] =>[orig_patent_app_number] => 09856968 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/856968
Method and apparatus for removing particulates Jun 20, 2001 Issued
Array ( [id] => 6752614 [patent_doc_number] => 20030000390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-02 [patent_title] => 'Gas-water separator for improving filtering effectiveness' [patent_app_type] => new [patent_app_number] => 09/883571 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1196 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0000/20030000390.pdf [firstpage_image] =>[orig_patent_app_number] => 09883571 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/883571
Gas-water separator for improving filtering effectiveness Jun 17, 2001 Abandoned
Array ( [id] => 6532376 [patent_doc_number] => 20020193056 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-19 [patent_title] => 'Floor finishing and dust collection apparatus' [patent_app_type] => new [patent_app_number] => 09/882484 [patent_app_country] => US [patent_app_date] => 2001-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3862 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0193/20020193056.pdf [firstpage_image] =>[orig_patent_app_number] => 09882484 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/882484
Floor finishing and dust collection apparatus Jun 14, 2001 Issued
Array ( [id] => 6997769 [patent_doc_number] => 20010052288 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Method for separation of gas constituents employing hydrate promoter' [patent_app_type] => new [patent_app_number] => 09/878056 [patent_app_country] => US [patent_app_date] => 2001-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2852 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0052/20010052288.pdf [firstpage_image] =>[orig_patent_app_number] => 09878056 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/878056
Method for separation of gas constituents employing hydrate promoter Jun 6, 2001 Issued
Array ( [id] => 1391325 [patent_doc_number] => 06533843 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-03-18 [patent_title] => 'Two stage flash for hydrocarbon removal' [patent_app_type] => B2 [patent_app_number] => 09/874732 [patent_app_country] => US [patent_app_date] => 2001-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1788 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/533/06533843.pdf [firstpage_image] =>[orig_patent_app_number] => 09874732 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/874732
Two stage flash for hydrocarbon removal Jun 4, 2001 Issued
09/865994 SEPARATOR FOR FLUIDS AND SOLIDS May 24, 2001 Abandoned
Array ( [id] => 6422457 [patent_doc_number] => 20020174773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-28 [patent_title] => 'Dust Recovery device' [patent_app_type] => new [patent_app_number] => 09/863373 [patent_app_country] => US [patent_app_date] => 2001-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2873 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0174/20020174773.pdf [firstpage_image] =>[orig_patent_app_number] => 09863373 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/863373
Dust Recovery device May 23, 2001 Abandoned
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