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] => 1445485 [patent_doc_number] => 06368385 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Process and apparatus for the purification of natural gas and products' [patent_app_type] => B1 [patent_app_number] => 09/626447 [patent_app_country] => US [patent_app_date] => 2000-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4641 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/368/06368385.pdf [firstpage_image] =>[orig_patent_app_number] => 09626447 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/626447
Process and apparatus for the purification of natural gas and products Jul 25, 2000 Issued
Array ( [id] => 1530486 [patent_doc_number] => 06409808 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-25 [patent_title] => 'Separators' [patent_app_type] => B1 [patent_app_number] => 09/554750 [patent_app_country] => US [patent_app_date] => 2000-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 6348 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/409/06409808.pdf [firstpage_image] =>[orig_patent_app_number] => 09554750 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/554750
Separators Jul 23, 2000 Issued
Array ( [id] => 4369869 [patent_doc_number] => 06302946 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-16 [patent_title] => 'Deodorizing air filter and method of fabricating same' [patent_app_type] => 1 [patent_app_number] => 9/617615 [patent_app_country] => US [patent_app_date] => 2000-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3299 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/302/06302946.pdf [firstpage_image] =>[orig_patent_app_number] => 617615 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/617615
Deodorizing air filter and method of fabricating same Jul 16, 2000 Issued
Array ( [id] => 1465177 [patent_doc_number] => 06458188 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-01 [patent_title] => 'Method and means for air filtration' [patent_app_type] => B1 [patent_app_number] => 09/615997 [patent_app_country] => US [patent_app_date] => 2000-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3045 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/458/06458188.pdf [firstpage_image] =>[orig_patent_app_number] => 09615997 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/615997
Method and means for air filtration Jul 13, 2000 Issued
Array ( [id] => 1476063 [patent_doc_number] => 06451096 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Air cleaner for removing air pollutants by water spray type of dust collecting system' [patent_app_type] => B1 [patent_app_number] => 09/613796 [patent_app_country] => US [patent_app_date] => 2000-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3080 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 314 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/451/06451096.pdf [firstpage_image] =>[orig_patent_app_number] => 09613796 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/613796
Air cleaner for removing air pollutants by water spray type of dust collecting system Jul 10, 2000 Issued
Array ( [id] => 1476008 [patent_doc_number] => 06451080 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Air cleaner' [patent_app_type] => B1 [patent_app_number] => 09/612664 [patent_app_country] => US [patent_app_date] => 2000-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 6051 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/451/06451080.pdf [firstpage_image] =>[orig_patent_app_number] => 09612664 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/612664
Air cleaner Jul 9, 2000 Issued
Array ( [id] => 1472516 [patent_doc_number] => 06387165 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Airborne molecular contaminant removing apparatus' [patent_app_type] => B1 [patent_app_number] => 09/612458 [patent_app_country] => US [patent_app_date] => 2000-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1712 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/387/06387165.pdf [firstpage_image] =>[orig_patent_app_number] => 09612458 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/612458
Airborne molecular contaminant removing apparatus Jul 6, 2000 Issued
Array ( [id] => 1472509 [patent_doc_number] => 06387162 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter' [patent_app_type] => B1 [patent_app_number] => 09/608774 [patent_app_country] => US [patent_app_date] => 2000-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 7627 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/387/06387162.pdf [firstpage_image] =>[orig_patent_app_number] => 09608774 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/608774
Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter Jun 29, 2000 Issued
Array ( [id] => 1492635 [patent_doc_number] => 06402820 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Fluidic level control systems' [patent_app_type] => B1 [patent_app_number] => 09/602197 [patent_app_country] => US [patent_app_date] => 2000-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 24 [patent_no_of_words] => 8530 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/402/06402820.pdf [firstpage_image] =>[orig_patent_app_number] => 09602197 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/602197
Fluidic level control systems Jun 21, 2000 Issued
Array ( [id] => 1563164 [patent_doc_number] => 06375718 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Apparatus and process for gas/liquid separation' [patent_app_type] => B1 [patent_app_number] => 09/598709 [patent_app_country] => US [patent_app_date] => 2000-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5379 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/375/06375718.pdf [firstpage_image] =>[orig_patent_app_number] => 09598709 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/598709
Apparatus and process for gas/liquid separation Jun 20, 2000 Issued
Array ( [id] => 1445500 [patent_doc_number] => 06368390 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Automatic filter rotating device' [patent_app_type] => B1 [patent_app_number] => 09/597341 [patent_app_country] => US [patent_app_date] => 2000-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5032 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/368/06368390.pdf [firstpage_image] =>[orig_patent_app_number] => 09597341 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/597341
Automatic filter rotating device Jun 18, 2000 Issued
Array ( [id] => 1457383 [patent_doc_number] => 06425942 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-30 [patent_title] => 'Method and device for drying a gas' [patent_app_type] => B1 [patent_app_number] => 09/446482 [patent_app_country] => US [patent_app_date] => 2000-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4311 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/425/06425942.pdf [firstpage_image] =>[orig_patent_app_number] => 09446482 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/446482
Method and device for drying a gas Jun 12, 2000 Issued
Array ( [id] => 1468403 [patent_doc_number] => 06406522 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Dual mode air treatment apparatus and method' [patent_app_type] => B1 [patent_app_number] => 09/588510 [patent_app_country] => US [patent_app_date] => 2000-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4856 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/406/06406522.pdf [firstpage_image] =>[orig_patent_app_number] => 09588510 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/588510
Dual mode air treatment apparatus and method Jun 5, 2000 Issued
Array ( [id] => 1522972 [patent_doc_number] => 06352575 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-05 [patent_title] => 'Apparatus and method for centralized recovery of volatile organic compounds' [patent_app_type] => B1 [patent_app_number] => 09/588152 [patent_app_country] => US [patent_app_date] => 2000-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2756 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/352/06352575.pdf [firstpage_image] =>[orig_patent_app_number] => 09588152 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/588152
Apparatus and method for centralized recovery of volatile organic compounds Jun 4, 2000 Issued
Array ( [id] => 1547512 [patent_doc_number] => 06398837 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-04 [patent_title] => 'Metal-ceramic composite candle filters' [patent_app_type] => B1 [patent_app_number] => 09/586644 [patent_app_country] => US [patent_app_date] => 2000-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3934 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/398/06398837.pdf [firstpage_image] =>[orig_patent_app_number] => 09586644 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/586644
Metal-ceramic composite candle filters Jun 4, 2000 Issued
Array ( [id] => 4297287 [patent_doc_number] => 06325844 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-04 [patent_title] => 'Filter and muffler device for vacuum mechanism' [patent_app_type] => 1 [patent_app_number] => 9/583556 [patent_app_country] => US [patent_app_date] => 2000-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2636 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/325/06325844.pdf [firstpage_image] =>[orig_patent_app_number] => 583556 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/583556
Filter and muffler device for vacuum mechanism May 30, 2000 Issued
Array ( [id] => 1591602 [patent_doc_number] => 06383260 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Venturi scrubber with optimized counterflow spray' [patent_app_type] => B1 [patent_app_number] => 09/577691 [patent_app_country] => US [patent_app_date] => 2000-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3634 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/383/06383260.pdf [firstpage_image] =>[orig_patent_app_number] => 09577691 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/577691
Venturi scrubber with optimized counterflow spray May 21, 2000 Issued
Array ( [id] => 1563161 [patent_doc_number] => 06375717 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Apparatus and method for wet filtering machine exhaust' [patent_app_type] => B1 [patent_app_number] => 09/569819 [patent_app_country] => US [patent_app_date] => 2000-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2746 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/375/06375717.pdf [firstpage_image] =>[orig_patent_app_number] => 09569819 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/569819
Apparatus and method for wet filtering machine exhaust May 11, 2000 Issued
Array ( [id] => 1440313 [patent_doc_number] => 06334886 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-01 [patent_title] => 'Removal of corrosive contaminants from alkanolamine absorbent process' [patent_app_type] => B1 [patent_app_number] => 09/569732 [patent_app_country] => US [patent_app_date] => 2000-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3021 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/334/06334886.pdf [firstpage_image] =>[orig_patent_app_number] => 09569732 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/569732
Removal of corrosive contaminants from alkanolamine absorbent process May 11, 2000 Issued
Array ( [id] => 4317619 [patent_doc_number] => 06328789 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'Apparatus for filtering and degassing body fluids, in particular blood filter' [patent_app_type] => 1 [patent_app_number] => 9/569268 [patent_app_country] => US [patent_app_date] => 2000-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3996 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/328/06328789.pdf [firstpage_image] =>[orig_patent_app_number] => 569268 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/569268
Apparatus for filtering and degassing body fluids, in particular blood filter May 10, 2000 Issued
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