Search

Thomas M. Lithgow

Examiner (ID: 13832, Phone: (571)272-1162 , Office: P/1776 )

Most Active Art Unit
1724
Art Unit(s)
1303, 2899, 1305, 1308, 1797, 1724, 1776, 1778
Total Applications
2612
Issued Applications
2059
Pending Applications
133
Abandoned Applications
420

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 8163141 [patent_doc_number] => 08173016 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-08 [patent_title] => 'Mechanical flotation device for reduction of oil, alkalinity and undesirable gases' [patent_app_type] => utility [patent_app_number] => 12/197579 [patent_app_country] => US [patent_app_date] => 2008-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6284 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/173/08173016.pdf [firstpage_image] =>[orig_patent_app_number] => 12197579 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/197579
Mechanical flotation device for reduction of oil, alkalinity and undesirable gases Aug 24, 2008 Issued
Array ( [id] => 6224510 [patent_doc_number] => 20100181520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'BLENDED FROTHER FOR PRODUCING LOW ASH CONTENT CLEAN COAL THROUGH FLOTATION' [patent_app_type] => utility [patent_app_number] => 12/596514 [patent_app_country] => US [patent_app_date] => 2008-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1752 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20100181520.pdf [firstpage_image] =>[orig_patent_app_number] => 12596514 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/596514
Blended frother for producing low ash content clean coal through flotation Aug 18, 2008 Issued
Array ( [id] => 5439034 [patent_doc_number] => 20090090673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-09 [patent_title] => 'Water Remediation and Biosolids Collection System and Associated Methods' [patent_app_type] => utility [patent_app_number] => 12/183771 [patent_app_country] => US [patent_app_date] => 2008-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7332 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0090/20090090673.pdf [firstpage_image] =>[orig_patent_app_number] => 12183771 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/183771
Water remediation and biosolids collection system and associated methods Jul 30, 2008 Issued
Array ( [id] => 6389743 [patent_doc_number] => 20100163480 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-01 [patent_title] => 'BACKFLUSH DEVICE FOR A FILTER SYSTEM' [patent_app_type] => utility [patent_app_number] => 12/671080 [patent_app_country] => US [patent_app_date] => 2008-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2983 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0163/20100163480.pdf [firstpage_image] =>[orig_patent_app_number] => 12671080 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/671080
Backflush device for a filter system Jul 21, 2008 Issued
Array ( [id] => 9607515 [patent_doc_number] => 08784678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-22 [patent_title] => 'Reverse iron ore flotation by collectors in aqueous nanoemulsion' [patent_app_type] => utility [patent_app_number] => 12/669715 [patent_app_country] => US [patent_app_date] => 2008-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3483 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12669715 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/669715
Reverse iron ore flotation by collectors in aqueous nanoemulsion Jul 17, 2008 Issued
Array ( [id] => 6239221 [patent_doc_number] => 20100133197 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-06-03 [patent_title] => 'APPARATUS FOR SEPARATING WASTE FROM CELLULOSE FIBRES IN PAPER RECYCLING PROCESSES' [patent_app_type] => utility [patent_app_number] => 12/452727 [patent_app_country] => US [patent_app_date] => 2008-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6191 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0133/20100133197.pdf [firstpage_image] =>[orig_patent_app_number] => 12452727 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/452727
APPARATUS FOR SEPARATING WASTE FROM CELLULOSE FIBRES IN PAPER RECYCLING PROCESSES Jul 7, 2008 Abandoned
Array ( [id] => 5352699 [patent_doc_number] => 20090184043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'Filtration module including unitary filter cartridge-bowl construction' [patent_app_type] => utility [patent_app_number] => 12/215539 [patent_app_country] => US [patent_app_date] => 2008-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 5368 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0184/20090184043.pdf [firstpage_image] =>[orig_patent_app_number] => 12215539 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/215539
Filtration module including unitary filter cartridge-bowl construction Jun 26, 2008 Issued
Array ( [id] => 4886270 [patent_doc_number] => 20080260602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'FLUID TREATMENT SYSTEM AND RADIATION SOURCE MODULE FOR USE THEREIN' [patent_app_type] => utility [patent_app_number] => 12/144314 [patent_app_country] => US [patent_app_date] => 2008-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5567 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0260/20080260602.pdf [firstpage_image] =>[orig_patent_app_number] => 12144314 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/144314
FLUID TREATMENT SYSTEM AND RADIATION SOURCE MODULE FOR USE THEREIN Jun 22, 2008 Abandoned
Array ( [id] => 6223788 [patent_doc_number] => 20100181234 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'PROCESS AND APPARATUS FOR ADSORPTIVE BUBBLE SEPARATION' [patent_app_type] => utility [patent_app_number] => 12/665211 [patent_app_country] => US [patent_app_date] => 2008-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8793 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20100181234.pdf [firstpage_image] =>[orig_patent_app_number] => 12665211 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/665211
Process and apparatus for adsorptive bubble separation Jun 17, 2008 Issued
Array ( [id] => 8231313 [patent_doc_number] => 08196750 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-06-12 [patent_title] => 'Process and apparatus for adsorptive bubble separation using a dense foam' [patent_app_type] => utility [patent_app_number] => 12/665227 [patent_app_country] => US [patent_app_date] => 2008-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8526 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/196/08196750.pdf [firstpage_image] =>[orig_patent_app_number] => 12665227 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/665227
Process and apparatus for adsorptive bubble separation using a dense foam Jun 17, 2008 Issued
Array ( [id] => 6223786 [patent_doc_number] => 20100181233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'Collector for flotation of clay minerals from potash ores' [patent_app_type] => utility [patent_app_number] => 12/663883 [patent_app_country] => US [patent_app_date] => 2008-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3483 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20100181233.pdf [firstpage_image] =>[orig_patent_app_number] => 12663883 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/663883
Collector for flotation of clay minerals from potash ores Jun 9, 2008 Issued
Array ( [id] => 6223827 [patent_doc_number] => 20100181245 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-22 [patent_title] => 'Preliminary Filter for a Fuel Delivery Unit' [patent_app_type] => utility [patent_app_number] => 12/668288 [patent_app_country] => US [patent_app_date] => 2008-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1636 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20100181245.pdf [firstpage_image] =>[orig_patent_app_number] => 12668288 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/668288
Preliminary filter for a fuel delivery unit Jun 5, 2008 Issued
Array ( [id] => 5413120 [patent_doc_number] => 20090039007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-12 [patent_title] => 'OIL FILTER HOUSING' [patent_app_type] => utility [patent_app_number] => 12/133875 [patent_app_country] => US [patent_app_date] => 2008-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3560 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20090039007.pdf [firstpage_image] =>[orig_patent_app_number] => 12133875 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/133875
Oil filter housing Jun 4, 2008 Issued
Array ( [id] => 5299723 [patent_doc_number] => 20090294375 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'FLUID TREATMENT APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/131061 [patent_app_country] => US [patent_app_date] => 2008-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7955 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0294/20090294375.pdf [firstpage_image] =>[orig_patent_app_number] => 12131061 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/131061
Fluid treatment apparatus May 30, 2008 Issued
Array ( [id] => 4695028 [patent_doc_number] => 20080217212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'BITUMINOUS FROTH HYDROCARBON CYCLONE' [patent_app_type] => utility [patent_app_number] => 12/123381 [patent_app_country] => US [patent_app_date] => 2008-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8642 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0217/20080217212.pdf [firstpage_image] =>[orig_patent_app_number] => 12123381 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/123381
Bituminous froth hydrocarbon cyclone May 18, 2008 Issued
Array ( [id] => 4695051 [patent_doc_number] => 20080217235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-11 [patent_title] => 'Liquid Filter' [patent_app_type] => utility [patent_app_number] => 12/123142 [patent_app_country] => US [patent_app_date] => 2008-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4050 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0217/20080217235.pdf [firstpage_image] =>[orig_patent_app_number] => 12123142 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/123142
Liquid filter May 18, 2008 Issued
Array ( [id] => 6058127 [patent_doc_number] => 20110198295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-18 [patent_title] => 'Installation for Water Treatment by Flotation and Corresponding Water Treatment Method' [patent_app_type] => utility [patent_app_number] => 12/600591 [patent_app_country] => US [patent_app_date] => 2008-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7300 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0198/20110198295.pdf [firstpage_image] =>[orig_patent_app_number] => 12600591 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/600591
Installation for water treatment by flotation and corresponding water treatment method May 15, 2008 Issued
Array ( [id] => 6513974 [patent_doc_number] => 20100230326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-16 [patent_title] => 'OIL SANDS FLOTATION' [patent_app_type] => utility [patent_app_number] => 12/598619 [patent_app_country] => US [patent_app_date] => 2008-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1929 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0230/20100230326.pdf [firstpage_image] =>[orig_patent_app_number] => 12598619 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/598619
OIL SANDS FLOTATION May 15, 2008 Abandoned
Array ( [id] => 341303 [patent_doc_number] => 07501057 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-03-10 [patent_title] => 'Detachable rotational filter supporter' [patent_app_type] => utility [patent_app_number] => 12/120942 [patent_app_country] => US [patent_app_date] => 2008-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 4569 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 420 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/501/07501057.pdf [firstpage_image] =>[orig_patent_app_number] => 12120942 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/120942
Detachable rotational filter supporter May 14, 2008 Issued
Array ( [id] => 7770567 [patent_doc_number] => 08118171 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-02-21 [patent_title] => 'Process and device for aerating suspensions' [patent_app_type] => utility [patent_app_number] => 12/152305 [patent_app_country] => US [patent_app_date] => 2008-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3119 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/118/08118171.pdf [firstpage_image] =>[orig_patent_app_number] => 12152305 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/152305
Process and device for aerating suspensions May 13, 2008 Issued
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