Search

Duane Smith

Supervisory Patent Examiner (ID: 26, Phone: (571)272-1166 , Office: P/1776 )

Most Active Art Unit
1724
Art Unit(s)
1737, 1724, 1776, 1700, 1797, 1759, 1305, 3621
Total Applications
1362
Issued Applications
1009
Pending Applications
145
Abandoned Applications
216

Applications

Application numberTitle of the applicationFiling DateStatus
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
Array ( [id] => 1402402 [patent_doc_number] => 06524374 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-02-25 [patent_title] => 'Canister' [patent_app_type] => B2 [patent_app_number] => 09/851390 [patent_app_country] => US [patent_app_date] => 2001-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3762 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/524/06524374.pdf [firstpage_image] =>[orig_patent_app_number] => 09851390 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/851390
Canister May 8, 2001 Issued
Array ( [id] => 6527886 [patent_doc_number] => 20020162454 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-07 [patent_title] => 'Method for gas separation by phase enhanced gas-liquid absorption' [patent_app_type] => new [patent_app_number] => 09/850013 [patent_app_country] => US [patent_app_date] => 2001-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3096 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0162/20020162454.pdf [firstpage_image] =>[orig_patent_app_number] => 09850013 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/850013
Method for gas separation by phase enhanced gas-liquid absorption May 6, 2001 Abandoned
Array ( [id] => 1340836 [patent_doc_number] => 06582498 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-24 [patent_title] => 'Method of separating carbon dioxide from a gas mixture using a fluid dynamic instability' [patent_app_type] => B1 [patent_app_number] => 09/849944 [patent_app_country] => US [patent_app_date] => 2001-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5660 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/582/06582498.pdf [firstpage_image] =>[orig_patent_app_number] => 09849944 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/849944
Method of separating carbon dioxide from a gas mixture using a fluid dynamic instability May 3, 2001 Issued
Array ( [id] => 6713536 [patent_doc_number] => 20030024884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-06 [patent_title] => 'Method for removing oil, petroleum products and/or chemical, pollutants from liquid and/or gas and/or surface' [patent_app_type] => new [patent_app_number] => 09/848047 [patent_app_country] => US [patent_app_date] => 2001-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4203 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20030024884.pdf [firstpage_image] =>[orig_patent_app_number] => 09848047 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/848047
Method for removing oil, petroleum products and/or chemical, pollutants from liquid and/or gas and/or surface May 2, 2001 Abandoned
Array ( [id] => 1214868 [patent_doc_number] => 06706093 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-16 [patent_title] => 'Method and apparatus for preventing iron contamination in corrosive service' [patent_app_type] => B2 [patent_app_number] => 09/847126 [patent_app_country] => US [patent_app_date] => 2001-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2712 [patent_no_of_claims] => 23 [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/06/706/06706093.pdf [firstpage_image] =>[orig_patent_app_number] => 09847126 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/847126
Method and apparatus for preventing iron contamination in corrosive service May 1, 2001 Issued
Array ( [id] => 1336427 [patent_doc_number] => 06585807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-01 [patent_title] => 'Recovery method of ammonia from gaseous mixture' [patent_app_type] => B2 [patent_app_number] => 09/844678 [patent_app_country] => US [patent_app_date] => 2001-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4016 [patent_no_of_claims] => 9 [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/06/585/06585807.pdf [firstpage_image] =>[orig_patent_app_number] => 09844678 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/844678
Recovery method of ammonia from gaseous mixture Apr 29, 2001 Issued
Array ( [id] => 1354575 [patent_doc_number] => 06569228 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-05-27 [patent_title] => 'Fuel vapor treatment system' [patent_app_type] => B2 [patent_app_number] => 09/838275 [patent_app_country] => US [patent_app_date] => 2001-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6330 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/569/06569228.pdf [firstpage_image] =>[orig_patent_app_number] => 09838275 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/838275
Fuel vapor treatment system Apr 19, 2001 Issued
Array ( [id] => 6628370 [patent_doc_number] => 20030005823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'Modular mass transfer and phase separation system' [patent_app_type] => new [patent_app_number] => 09/837646 [patent_app_country] => US [patent_app_date] => 2001-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 17453 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0005/20030005823.pdf [firstpage_image] =>[orig_patent_app_number] => 09837646 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/837646
Modular mass transfer and phase separation system Apr 16, 2001 Abandoned
Array ( [id] => 5932507 [patent_doc_number] => 20020060027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-23 [patent_title] => 'Device for deaerating of fiber stock suspensions' [patent_app_type] => new [patent_app_number] => 09/826614 [patent_app_country] => US [patent_app_date] => 2001-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3886 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0060/20020060027.pdf [firstpage_image] =>[orig_patent_app_number] => 09826614 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/826614
Device for deaerating of fiber stock suspensions Apr 4, 2001 Issued
Array ( [id] => 7062725 [patent_doc_number] => 20010042441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Bubble Trap' [patent_app_type] => new [patent_app_number] => 09/824274 [patent_app_country] => US [patent_app_date] => 2001-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1932 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042441.pdf [firstpage_image] =>[orig_patent_app_number] => 09824274 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/824274
Bubble trap Apr 1, 2001 Issued
Array ( [id] => 5899285 [patent_doc_number] => 20020139248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-03 [patent_title] => 'Passive low pressure flash gas compression system' [patent_app_type] => new [patent_app_number] => 09/818110 [patent_app_country] => US [patent_app_date] => 2001-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2897 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0139/20020139248.pdf [firstpage_image] =>[orig_patent_app_number] => 09818110 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/818110
Passive low pressure flash gas compression system Mar 26, 2001 Issued
Array ( [id] => 1418221 [patent_doc_number] => 06503302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-01-07 [patent_title] => 'Air purifier' [patent_app_type] => B2 [patent_app_number] => 09/817990 [patent_app_country] => US [patent_app_date] => 2001-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2358 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/503/06503302.pdf [firstpage_image] =>[orig_patent_app_number] => 09817990 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/817990
Air purifier Mar 26, 2001 Issued
Array ( [id] => 1533212 [patent_doc_number] => 06488745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-12-03 [patent_title] => 'Trap apparatus and method for condensable by-products of deposition reactions' [patent_app_type] => B2 [patent_app_number] => 09/816639 [patent_app_country] => US [patent_app_date] => 2001-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6801 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/488/06488745.pdf [firstpage_image] =>[orig_patent_app_number] => 09816639 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/816639
Trap apparatus and method for condensable by-products of deposition reactions Mar 22, 2001 Issued
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