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] => 8248522 [patent_doc_number] => 20120152850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-21 [patent_title] => 'Sedimentation and Floatation Wastewater Treatment Device with a Heater' [patent_app_type] => utility [patent_app_number] => 13/404221 [patent_app_country] => US [patent_app_date] => 2012-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3697 [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/A1/0152/20120152850.pdf [firstpage_image] =>[orig_patent_app_number] => 13404221 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/404221
Sedimentation and floatation wastewater treatment device with a heater Feb 23, 2012 Issued
Array ( [id] => 8435070 [patent_doc_number] => 08282838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-09 [patent_title] => 'Method and apparatus for separating and removing fluids from drill cuttings' [patent_app_type] => utility [patent_app_number] => 13/404182 [patent_app_country] => US [patent_app_date] => 2012-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3559 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13404182 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/404182
Method and apparatus for separating and removing fluids from drill cuttings Feb 23, 2012 Issued
Array ( [id] => 8801805 [patent_doc_number] => 08440077 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-05-14 [patent_title] => 'Combined degassing and flotation tank' [patent_app_type] => utility [patent_app_number] => 13/401426 [patent_app_country] => US [patent_app_date] => 2012-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4780 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13401426 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/401426
Combined degassing and flotation tank Feb 20, 2012 Issued
Array ( [id] => 8216557 [patent_doc_number] => 20120132571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-31 [patent_title] => 'Process and Composition for Froth Flotation' [patent_app_type] => utility [patent_app_number] => 13/365721 [patent_app_country] => US [patent_app_date] => 2012-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3672 [patent_no_of_claims] => 13 [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] => 13365721 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/365721
Process and Composition for Froth Flotation Feb 2, 2012 Abandoned
Array ( [id] => 8374825 [patent_doc_number] => 08257608 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-09-04 [patent_title] => 'Process and composition for froth flotation' [patent_app_type] => utility [patent_app_number] => 13/365751 [patent_app_country] => US [patent_app_date] => 2012-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3680 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13365751 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/365751
Process and composition for froth flotation Feb 2, 2012 Issued
Array ( [id] => 8652536 [patent_doc_number] => 08372281 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-02-12 [patent_title] => 'Scraper adjustment mechanism and method' [patent_app_type] => utility [patent_app_number] => 13/362792 [patent_app_country] => US [patent_app_date] => 2012-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 4247 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 330 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13362792 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/362792
Scraper adjustment mechanism and method Jan 30, 2012 Issued
Array ( [id] => 9440140 [patent_doc_number] => 08709247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-29 [patent_title] => 'Filter apparatus with ejection arrangement' [patent_app_type] => utility [patent_app_number] => 13/360181 [patent_app_country] => US [patent_app_date] => 2012-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 6058 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [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] => 13360181 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/360181
Filter apparatus with ejection arrangement Jan 26, 2012 Issued
Array ( [id] => 8526215 [patent_doc_number] => 08302778 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-06 [patent_title] => 'Methyl isobutyl carbinol mixture and methods of using same' [patent_app_type] => utility [patent_app_number] => 13/353825 [patent_app_country] => US [patent_app_date] => 2012-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2885 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13353825 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/353825
Methyl isobutyl carbinol mixture and methods of using same Jan 18, 2012 Issued
Array ( [id] => 8900803 [patent_doc_number] => 20130168306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'Hydraulic Fracturing Water Filter' [patent_app_type] => utility [patent_app_number] => 13/342666 [patent_app_country] => US [patent_app_date] => 2012-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1016 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 0 [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] => 13342666 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/342666
Hydraulic Fracturing Water Filter Jan 2, 2012 Abandoned
Array ( [id] => 9259322 [patent_doc_number] => 20130341251 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-12-26 [patent_title] => 'FLOTATION DEVICE, METHOD FOR OPERATING THE FLOTATION DEVICE AND USE THEREOF' [patent_app_type] => utility [patent_app_number] => 14/002778 [patent_app_country] => US [patent_app_date] => 2012-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5590 [patent_no_of_claims] => 19 [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] => 14002778 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/002778
FLOTATION DEVICE, METHOD FOR OPERATING THE FLOTATION DEVICE AND USE THEREOF Jan 2, 2012 Abandoned
Array ( [id] => 9613075 [patent_doc_number] => 20140202932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-07-24 [patent_title] => 'FLOTATION PROCESS AND FLOTATION APPARATUS FOR COAL FLYASH' [patent_app_type] => utility [patent_app_number] => 14/125242 [patent_app_country] => US [patent_app_date] => 2011-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4843 [patent_no_of_claims] => 18 [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] => 14125242 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/125242
FLOTATION PROCESS AND FLOTATION APPARATUS FOR COAL FLYASH Dec 29, 2011 Abandoned
Array ( [id] => 9104149 [patent_doc_number] => 20130277280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-24 [patent_title] => 'AMINE-CONTAINING FORMULATIONS FOR REVERSE FROTH FLOTATION OF SILICATES FROM IRON ORE' [patent_app_type] => utility [patent_app_number] => 13/976697 [patent_app_country] => US [patent_app_date] => 2011-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3946 [patent_no_of_claims] => 23 [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] => 13976697 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/976697
Amine-containing formulations for reverse froth flotation of silicates from iron ore Dec 22, 2011 Issued
Array ( [id] => 10923622 [patent_doc_number] => 20140326643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-06 [patent_title] => 'FLOTATION MACHINE, FROTH RECOVERY APPARATUS, AND METHOD FOR RECOVERING MATERIAL' [patent_app_type] => utility [patent_app_number] => 13/996741 [patent_app_country] => US [patent_app_date] => 2011-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 12584 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13996741 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/996741
FLOTATION MACHINE, FROTH RECOVERY APPARATUS, AND METHOD FOR RECOVERING MATERIAL Dec 20, 2011 Abandoned
Array ( [id] => 9588640 [patent_doc_number] => 08778180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-15 [patent_title] => 'Water filter support' [patent_app_type] => utility [patent_app_number] => 13/331878 [patent_app_country] => US [patent_app_date] => 2011-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1089 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13331878 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/331878
Water filter support Dec 19, 2011 Issued
Array ( [id] => 8390386 [patent_doc_number] => 20120228232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-13 [patent_title] => 'Water Remediation and Biosolids Collection System and Associated Methods' [patent_app_type] => utility [patent_app_number] => 13/315996 [patent_app_country] => US [patent_app_date] => 2011-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7350 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13315996 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/315996
Water Remediation and Biosolids Collection System and Associated Methods Dec 8, 2011 Abandoned
Array ( [id] => 10923657 [patent_doc_number] => 20140326677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-11-06 [patent_title] => 'TREATMENT OF PRODUCED WATER' [patent_app_type] => utility [patent_app_number] => 13/991061 [patent_app_country] => US [patent_app_date] => 2011-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1706 [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] => 13991061 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/991061
Treatment of produced water Dec 1, 2011 Issued
Array ( [id] => 9144871 [patent_doc_number] => 20130299394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-14 [patent_title] => 'METHOD AND APPARATUS FOR FROTH FLOTATION CONTROL' [patent_app_type] => utility [patent_app_number] => 13/988181 [patent_app_country] => US [patent_app_date] => 2011-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9777 [patent_no_of_claims] => 38 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13988181 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/988181
METHOD AND APPARATUS FOR FROTH FLOTATION CONTROL Nov 17, 2011 Abandoned
Array ( [id] => 11894337 [patent_doc_number] => 09764258 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-09-19 [patent_title] => 'Controlling froth flotation' [patent_app_type] => utility [patent_app_number] => 13/885819 [patent_app_country] => US [patent_app_date] => 2011-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 6221 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13885819 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/885819
Controlling froth flotation Nov 15, 2011 Issued
Array ( [id] => 8966928 [patent_doc_number] => 08505736 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-08-13 [patent_title] => 'Biodegradable float aid for mining beneficiation' [patent_app_type] => utility [patent_app_number] => 13/288342 [patent_app_country] => US [patent_app_date] => 2011-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3606 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13288342 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/288342
Biodegradable float aid for mining beneficiation Nov 2, 2011 Issued
Array ( [id] => 8179241 [patent_doc_number] => 20120111788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-10 [patent_title] => 'SELF CLEANING, CONTINUOUSLY OPERATING FILTER APPARATUS FOR FLUIDS' [patent_app_type] => utility [patent_app_number] => 13/287854 [patent_app_country] => US [patent_app_date] => 2011-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3243 [patent_no_of_claims] => 23 [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/A1/0111/20120111788.pdf [firstpage_image] =>[orig_patent_app_number] => 13287854 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/287854
Self cleaning, continuously operating filter apparatus for fluids Nov 1, 2011 Issued
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