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] => 10923643 [patent_doc_number] => 20140326662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-06 [patent_title] => 'EFFLUENT WEIR SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/333998 [patent_app_country] => US [patent_app_date] => 2014-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 38 [patent_no_of_words] => 8330 [patent_no_of_claims] => 21 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14333998 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/333998
Effluent weir system Jul 16, 2014 Issued
Array ( [id] => 9822978 [patent_doc_number] => 08932462 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-01-13 [patent_title] => 'Oil filter conversion kit' [patent_app_type] => utility [patent_app_number] => 14/317058 [patent_app_country] => US [patent_app_date] => 2014-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3856 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14317058 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/317058
Oil filter conversion kit Jun 26, 2014 Issued
Array ( [id] => 11921859 [patent_doc_number] => 09789424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-17 [patent_title] => 'Water filtration system and method' [patent_app_type] => utility [patent_app_number] => 14/316386 [patent_app_country] => US [patent_app_date] => 2014-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 52 [patent_no_of_words] => 10215 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14316386 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/316386
Water filtration system and method Jun 25, 2014 Issued
Array ( [id] => 9785101 [patent_doc_number] => 20140301921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-09 [patent_title] => 'AMINE-ALDEHYDE RESINS AND USES THEREOF IN SEPARATION PROCESSES' [patent_app_type] => utility [patent_app_number] => 14/311409 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 17357 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14311409 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/311409
Amine-aldehyde resins and uses thereof in separation processes Jun 22, 2014 Issued
Array ( [id] => 10761017 [patent_doc_number] => 20160107170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-21 [patent_title] => 'PRODUCTION METHOD FOR LOW-SULFUR IRON ORE' [patent_app_type] => utility [patent_app_number] => 14/893420 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8011 [patent_no_of_claims] => 8 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14893420 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/893420
Production method for low-sulfur iron ore Jun 22, 2014 Issued
Array ( [id] => 10713990 [patent_doc_number] => 20160060137 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-03 [patent_title] => 'Dissolved Air Flotation Device' [patent_app_type] => utility [patent_app_number] => 14/781620 [patent_app_country] => US [patent_app_date] => 2014-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3600 [patent_no_of_claims] => 5 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14781620 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/781620
Dissolved air flotation device Jun 19, 2014 Issued
Array ( [id] => 11793476 [patent_doc_number] => 09403174 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-02 [patent_title] => 'Reverse iron ore flotation by collectors in aqueous nanoemulsion' [patent_app_type] => utility [patent_app_number] => 14/308179 [patent_app_country] => US [patent_app_date] => 2014-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3468 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14308179 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/308179
Reverse iron ore flotation by collectors in aqueous nanoemulsion Jun 17, 2014 Issued
Array ( [id] => 10957904 [patent_doc_number] => 20140360929 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-11 [patent_title] => 'INTERLOCK DEVICE' [patent_app_type] => utility [patent_app_number] => 14/296546 [patent_app_country] => US [patent_app_date] => 2014-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4973 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14296546 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/296546
Interlock device Jun 4, 2014 Issued
Array ( [id] => 9727315 [patent_doc_number] => 20140263021 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'Plate Filtering Device for Plastic Melts' [patent_app_type] => utility [patent_app_number] => 14/290675 [patent_app_country] => US [patent_app_date] => 2014-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2240 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14290675 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/290675
Plate Filtering Device for Plastic Melts May 28, 2014 Abandoned
Array ( [id] => 12344367 [patent_doc_number] => 09950287 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-24 [patent_title] => Filter for fluid, filter element of a filter, and filter housing of a filter [patent_app_type] => utility [patent_app_number] => 14/290049 [patent_app_country] => US [patent_app_date] => 2014-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5865 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14290049 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/290049
Filter for fluid, filter element of a filter, and filter housing of a filter May 28, 2014 Issued
Array ( [id] => 11907395 [patent_doc_number] => 09776194 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-03 [patent_title] => 'Froth flotation separation and analysis' [patent_app_type] => utility [patent_app_number] => 14/779054 [patent_app_country] => US [patent_app_date] => 2014-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2236 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14779054 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/779054
Froth flotation separation and analysis May 8, 2014 Issued
Array ( [id] => 10923656 [patent_doc_number] => 20140326676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-06 [patent_title] => 'INSTALLATION FOR WATER TREATMENT BY FLOTATION AND CORRESPONDING WATER TREATMENT METHOD' [patent_app_type] => utility [patent_app_number] => 14/270850 [patent_app_country] => US [patent_app_date] => 2014-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7326 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14270850 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/270850
Installation for water treatment by flotation and corresponding water treatment method May 5, 2014 Issued
Array ( [id] => 10136409 [patent_doc_number] => 09169725 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-10-27 [patent_title] => 'Method of stripping crude oil and hydraulic fracturing fluids from water using a gas sparged hydrocyclone' [patent_app_type] => utility [patent_app_number] => 14/268134 [patent_app_country] => US [patent_app_date] => 2014-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3657 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14268134 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/268134
Method of stripping crude oil and hydraulic fracturing fluids from water using a gas sparged hydrocyclone May 1, 2014 Issued
Array ( [id] => 10115564 [patent_doc_number] => 09150435 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-10-06 [patent_title] => 'Method of stripping volatile organic compounds from water using a gas sparged hydrocyclone' [patent_app_type] => utility [patent_app_number] => 14/268241 [patent_app_country] => US [patent_app_date] => 2014-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3213 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14268241 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/268241
Method of stripping volatile organic compounds from water using a gas sparged hydrocyclone May 1, 2014 Issued
Array ( [id] => 10916023 [patent_doc_number] => 20140319043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-30 [patent_title] => 'LOCKING FILTER ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 14/265793 [patent_app_country] => US [patent_app_date] => 2014-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4730 [patent_no_of_claims] => 12 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14265793 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/265793
LOCKING FILTER ASSEMBLY Apr 29, 2014 Abandoned
Array ( [id] => 10244481 [patent_doc_number] => 20150129477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-14 [patent_title] => 'Liquid Purification System' [patent_app_type] => utility [patent_app_number] => 14/265412 [patent_app_country] => US [patent_app_date] => 2014-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7216 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14265412 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/265412
Liquid purification system Apr 29, 2014 Issued
Array ( [id] => 11388904 [patent_doc_number] => 09550135 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-01-24 [patent_title] => 'Fuel filter assembly and cartridge' [patent_app_type] => utility [patent_app_number] => 14/261498 [patent_app_country] => US [patent_app_date] => 2014-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 49 [patent_no_of_words] => 10608 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14261498 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/261498
Fuel filter assembly and cartridge Apr 24, 2014 Issued
Array ( [id] => 11804664 [patent_doc_number] => 09545636 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-01-17 [patent_title] => 'Method for processing mineral material containing acid-consuming carbonate and precious metal in sulfide minerals' [patent_app_type] => utility [patent_app_number] => 14/787810 [patent_app_country] => US [patent_app_date] => 2014-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 21074 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14787810 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/787810
Method for processing mineral material containing acid-consuming carbonate and precious metal in sulfide minerals Apr 22, 2014 Issued
Array ( [id] => 13235543 [patent_doc_number] => 10130956 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-20 [patent_title] => Flotation reagents and flotation processes utilizing same [patent_app_type] => utility [patent_app_number] => 14/256042 [patent_app_country] => US [patent_app_date] => 2014-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14888 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14256042 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/256042
Flotation reagents and flotation processes utilizing same Apr 17, 2014 Issued
Array ( [id] => 10388362 [patent_doc_number] => 20150273369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-01 [patent_title] => 'NO FILTER NO RUN FLUID FILTRATION SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/227651 [patent_app_country] => US [patent_app_date] => 2014-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 3704 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14227651 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/227651
No filter no run fluid filtration system Mar 26, 2014 Issued
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