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] => 4281795 [patent_doc_number] => 06235072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-22 [patent_title] => 'Glove box filter system' [patent_app_type] => 1 [patent_app_number] => 9/382611 [patent_app_country] => US [patent_app_date] => 1999-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1717 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/235/06235072.pdf [firstpage_image] =>[orig_patent_app_number] => 382611 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/382611
Glove box filter system Aug 24, 1999 Issued
Array ( [id] => 1576208 [patent_doc_number] => 06447584 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-10 [patent_title] => 'Filters employing porous strongly acidic polymers' [patent_app_type] => B1 [patent_app_number] => 09/378180 [patent_app_country] => US [patent_app_date] => 1999-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 3466 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/447/06447584.pdf [firstpage_image] =>[orig_patent_app_number] => 09378180 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/378180
Filters employing porous strongly acidic polymers Aug 19, 1999 Issued
Array ( [id] => 4293148 [patent_doc_number] => 06251166 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Glycol regeneration system having a pressurized reboiler to remove BTEX compounds' [patent_app_type] => 1 [patent_app_number] => 9/376890 [patent_app_country] => US [patent_app_date] => 1999-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4682 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/251/06251166.pdf [firstpage_image] =>[orig_patent_app_number] => 376890 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/376890
Glycol regeneration system having a pressurized reboiler to remove BTEX compounds Aug 17, 1999 Issued
Array ( [id] => 4349118 [patent_doc_number] => 06190439 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Method and device to eliminate or reduce decor damaging fragrant candle emissions' [patent_app_type] => 1 [patent_app_number] => 9/376526 [patent_app_country] => US [patent_app_date] => 1999-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2413 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/190/06190439.pdf [firstpage_image] =>[orig_patent_app_number] => 376526 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/376526
Method and device to eliminate or reduce decor damaging fragrant candle emissions Aug 17, 1999 Issued
Array ( [id] => 4401284 [patent_doc_number] => 06228151 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-08 [patent_title] => 'Apparatus and method for separating particles from a cyclonic fluid flow' [patent_app_type] => 1 [patent_app_number] => 9/376473 [patent_app_country] => US [patent_app_date] => 1999-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3572 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/228/06228151.pdf [firstpage_image] =>[orig_patent_app_number] => 376473 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/376473
Apparatus and method for separating particles from a cyclonic fluid flow Aug 17, 1999 Issued
Array ( [id] => 4350543 [patent_doc_number] => 06174348 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-16 [patent_title] => 'Nitrogen system for regenerating chemical solvent' [patent_app_type] => 1 [patent_app_number] => 9/375482 [patent_app_country] => US [patent_app_date] => 1999-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2622 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/174/06174348.pdf [firstpage_image] =>[orig_patent_app_number] => 375482 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/375482
Nitrogen system for regenerating chemical solvent Aug 16, 1999 Issued
Array ( [id] => 4400315 [patent_doc_number] => 06238463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Process and device for the cleaning of exhaust air from kitchen equipment' [patent_app_type] => 1 [patent_app_number] => 9/374787 [patent_app_country] => US [patent_app_date] => 1999-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2032 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/238/06238463.pdf [firstpage_image] =>[orig_patent_app_number] => 374787 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/374787
Process and device for the cleaning of exhaust air from kitchen equipment Aug 15, 1999 Issued
Array ( [id] => 4130383 [patent_doc_number] => 06154909 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Method of suppressing the formation of sulfuric acid aerosole in exhaust gas purification systems' [patent_app_type] => 1 [patent_app_number] => 9/374861 [patent_app_country] => US [patent_app_date] => 1999-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2034 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/154/06154909.pdf [firstpage_image] =>[orig_patent_app_number] => 374861 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/374861
Method of suppressing the formation of sulfuric acid aerosole in exhaust gas purification systems Aug 15, 1999 Issued
Array ( [id] => 4311226 [patent_doc_number] => 06248145 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Cleaner for rotating air-intake filter' [patent_app_type] => 1 [patent_app_number] => 9/372925 [patent_app_country] => US [patent_app_date] => 1999-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2264 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/248/06248145.pdf [firstpage_image] =>[orig_patent_app_number] => 372925 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/372925
Cleaner for rotating air-intake filter Aug 11, 1999 Issued
Array ( [id] => 4159988 [patent_doc_number] => 06139605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Gas absorption' [patent_app_type] => 1 [patent_app_number] => 9/371292 [patent_app_country] => US [patent_app_date] => 1999-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10856 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 358 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/139/06139605.pdf [firstpage_image] =>[orig_patent_app_number] => 371292 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/371292
Gas absorption Aug 9, 1999 Issued
Array ( [id] => 4344610 [patent_doc_number] => 06217640 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-17 [patent_title] => 'Exhaust gas treatment apparatus' [patent_app_type] => 1 [patent_app_number] => 9/370486 [patent_app_country] => US [patent_app_date] => 1999-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1955 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/217/06217640.pdf [firstpage_image] =>[orig_patent_app_number] => 370486 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/370486
Exhaust gas treatment apparatus Aug 8, 1999 Issued
Array ( [id] => 4093882 [patent_doc_number] => 06099622 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-08 [patent_title] => 'Method for agglomerating and precipitating particles' [patent_app_type] => 1 [patent_app_number] => 9/370247 [patent_app_country] => US [patent_app_date] => 1999-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 4833 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/099/06099622.pdf [firstpage_image] =>[orig_patent_app_number] => 370247 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/370247
Method for agglomerating and precipitating particles Aug 8, 1999 Issued
Array ( [id] => 4266490 [patent_doc_number] => 06280491 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-28 [patent_title] => 'Cartridge filter' [patent_app_type] => 1 [patent_app_number] => 9/367057 [patent_app_country] => US [patent_app_date] => 1999-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 18 [patent_no_of_words] => 3538 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/280/06280491.pdf [firstpage_image] =>[orig_patent_app_number] => 367057 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/367057
Cartridge filter Aug 5, 1999 Issued
Array ( [id] => 1388412 [patent_doc_number] => 06537356 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-03-25 [patent_title] => 'Gas and solid trap for an intravenous line' [patent_app_type] => B1 [patent_app_number] => 09/369555 [patent_app_country] => US [patent_app_date] => 1999-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3767 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/537/06537356.pdf [firstpage_image] =>[orig_patent_app_number] => 09369555 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/369555
Gas and solid trap for an intravenous line Aug 5, 1999 Issued
Array ( [id] => 1576192 [patent_doc_number] => 06447579 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-10 [patent_title] => 'Process for degassing liquids' [patent_app_type] => B1 [patent_app_number] => 09/355902 [patent_app_country] => US [patent_app_date] => 1999-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3753 [patent_no_of_claims] => 7 [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/06/447/06447579.pdf [firstpage_image] =>[orig_patent_app_number] => 09355902 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/355902
Process for degassing liquids Aug 4, 1999 Issued
Array ( [id] => 4276781 [patent_doc_number] => 06196526 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Mechanical wet air generator' [patent_app_type] => 1 [patent_app_number] => 9/366225 [patent_app_country] => US [patent_app_date] => 1999-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3772 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/196/06196526.pdf [firstpage_image] =>[orig_patent_app_number] => 366225 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/366225
Mechanical wet air generator Aug 2, 1999 Issued
Array ( [id] => 4414548 [patent_doc_number] => 06224654 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-01 [patent_title] => 'Method for enhancement of duct removal out of chimney gases' [patent_app_type] => 1 [patent_app_number] => 9/359506 [patent_app_country] => US [patent_app_date] => 1999-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2063 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/224/06224654.pdf [firstpage_image] =>[orig_patent_app_number] => 359506 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/359506
Method for enhancement of duct removal out of chimney gases Jul 22, 1999 Issued
Array ( [id] => 4285844 [patent_doc_number] => 06183544 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Air filter with reinforced pressure tap' [patent_app_type] => 1 [patent_app_number] => 9/358221 [patent_app_country] => US [patent_app_date] => 1999-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2908 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/183/06183544.pdf [firstpage_image] =>[orig_patent_app_number] => 358221 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/358221
Air filter with reinforced pressure tap Jul 20, 1999 Issued
Array ( [id] => 4400298 [patent_doc_number] => 06238462 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Methods for the separation of compounds from acidic aqueous solutions' [patent_app_type] => 1 [patent_app_number] => 9/353202 [patent_app_country] => US [patent_app_date] => 1999-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6678 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/238/06238462.pdf [firstpage_image] =>[orig_patent_app_number] => 353202 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/353202
Methods for the separation of compounds from acidic aqueous solutions Jul 13, 1999 Issued
Array ( [id] => 1563167 [patent_doc_number] => 06375719 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Methods for air handling in buildings and clean rooms' [patent_app_type] => B1 [patent_app_number] => 09/352243 [patent_app_country] => US [patent_app_date] => 1999-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 35 [patent_no_of_words] => 18205 [patent_no_of_claims] => 62 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/375/06375719.pdf [firstpage_image] =>[orig_patent_app_number] => 09352243 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/352243
Methods for air handling in buildings and clean rooms Jul 12, 1999 Issued
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