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] => 13854529 [patent_doc_number] => 10188971 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-29 [patent_title] => Rotary disc filter and module for constructing same [patent_app_type] => utility [patent_app_number] => 14/628521 [patent_app_country] => US [patent_app_date] => 2015-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3567 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14628521 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/628521
Rotary disc filter and module for constructing same Feb 22, 2015 Issued
Array ( [id] => 11310681 [patent_doc_number] => 20160346791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'FLOTATION CELL AND SYSTEM FOR SEPARATING HYDROPHOBIC PARTICLES FROM A MIXTURE OF PARTICLES AND LIQUID' [patent_app_type] => utility [patent_app_number] => 15/116551 [patent_app_country] => US [patent_app_date] => 2015-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2542 [patent_no_of_claims] => 16 [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] => 15116551 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/116551
FLOTATION CELL AND SYSTEM FOR SEPARATING HYDROPHOBIC PARTICLES FROM A MIXTURE OF PARTICLES AND LIQUID Feb 2, 2015 Abandoned
Array ( [id] => 10259572 [patent_doc_number] => 20150144570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-28 [patent_title] => 'GLYCERIDES AND FATTY ACID MIXTURES AND METHODS OF USING SAME' [patent_app_type] => utility [patent_app_number] => 14/610095 [patent_app_country] => US [patent_app_date] => 2015-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5780 [patent_no_of_claims] => 10 [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] => 14610095 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/610095
Glycerides and fatty acid mixtures and methods of using same Jan 29, 2015 Issued
Array ( [id] => 11762435 [patent_doc_number] => 09370737 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2016-06-21 [patent_title] => 'Filter assembly for an appliance' [patent_app_type] => utility [patent_app_number] => 14/600281 [patent_app_country] => US [patent_app_date] => 2015-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4236 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14600281 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/600281
Filter assembly for an appliance Jan 19, 2015 Issued
Array ( [id] => 11129044 [patent_doc_number] => 20160326019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-10 [patent_title] => 'METHOD FOR RECYCLING OILFIELD AND OTHER WASTEWATER' [patent_app_type] => utility [patent_app_number] => 15/110247 [patent_app_country] => US [patent_app_date] => 2015-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6329 [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] => 15110247 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/110247
Method for recycling oilfield and other wastewater Jan 8, 2015 Issued
Array ( [id] => 11129045 [patent_doc_number] => 20160326020 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-10 [patent_title] => 'METHOD FOR TREATMENT OF DRILL CUTTINGS' [patent_app_type] => utility [patent_app_number] => 15/110339 [patent_app_country] => US [patent_app_date] => 2015-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 4238 [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] => 15110339 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/110339
Method for treatment of drill cuttings Jan 8, 2015 Issued
Array ( [id] => 11784225 [patent_doc_number] => 09393508 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-19 [patent_title] => 'Filter device' [patent_app_type] => utility [patent_app_number] => 14/589005 [patent_app_country] => US [patent_app_date] => 2015-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4488 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [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] => 14589005 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/589005
Filter device Jan 4, 2015 Issued
Array ( [id] => 15130783 [patent_doc_number] => 10478830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-19 [patent_title] => Flotation separation device and method [patent_app_type] => utility [patent_app_number] => 14/587173 [patent_app_country] => US [patent_app_date] => 2014-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 35 [patent_no_of_words] => 10408 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14587173 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/587173
Flotation separation device and method Dec 30, 2014 Issued
Array ( [id] => 11129043 [patent_doc_number] => 20160326018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-10 [patent_title] => 'PROCESS' [patent_app_type] => utility [patent_app_number] => 15/108928 [patent_app_country] => US [patent_app_date] => 2014-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2849 [patent_no_of_claims] => 7 [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] => 15108928 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/108928
PROCESS Dec 29, 2014 Abandoned
Array ( [id] => 14389021 [patent_doc_number] => 10307770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-04 [patent_title] => Method for the benificiation of coal [patent_app_type] => utility [patent_app_number] => 14/585378 [patent_app_country] => US [patent_app_date] => 2014-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6767 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14585378 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/585378
Method for the benificiation of coal Dec 29, 2014 Issued
Array ( [id] => 11129042 [patent_doc_number] => 20160326017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-10 [patent_title] => 'DISSOLVED AIR FLOTATION USE WITH CATIONIC METAL PROCESSING FLUIDS' [patent_app_type] => utility [patent_app_number] => 15/108348 [patent_app_country] => US [patent_app_date] => 2014-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9603 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 16 [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] => 15108348 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/108348
Dissolved air flotation use with cationic metal processing fluids Dec 28, 2014 Issued
Array ( [id] => 10670671 [patent_doc_number] => 20160016816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'SYSTEM AND METHOD FOR TREATING WATER OR WASTEWATER' [patent_app_type] => utility [patent_app_number] => 14/440054 [patent_app_country] => US [patent_app_date] => 2014-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5262 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 7 [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] => 14440054 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/440054
System and method for treating water or wastewater Dec 23, 2014 Issued
Array ( [id] => 11107693 [patent_doc_number] => 20160304663 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-20 [patent_title] => 'Polyester Polyquaternary Ammonium Compound Collectors For Reverse Froth Flotation Of Silicates From Nonsulfidic Ores' [patent_app_type] => utility [patent_app_number] => 15/101300 [patent_app_country] => US [patent_app_date] => 2014-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4244 [patent_no_of_claims] => 11 [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] => 15101300 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/101300
Polyester polyquaternary ammonium compound collectors for reverse froth flotation of silicates from nonsulfidic ores Dec 14, 2014 Issued
Array ( [id] => 11255394 [patent_doc_number] => 09480279 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-11-01 [patent_title] => 'System and method for straining a beverage' [patent_app_type] => utility [patent_app_number] => 14/561638 [patent_app_country] => US [patent_app_date] => 2014-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 4414 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14561638 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/561638
System and method for straining a beverage Dec 4, 2014 Issued
Array ( [id] => 10198662 [patent_doc_number] => 20150083648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-26 [patent_title] => 'SYSTEM TO PROCESS EFFLUENT BRINE AND INTERFACE RAG FROM AN OIL DEHYDRATION / DESALTING SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/556987 [patent_app_country] => US [patent_app_date] => 2014-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2959 [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] => 14556987 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/556987
System to process effluent brine and interface rag from an oil dehydration/desalting system Nov 30, 2014 Issued
Array ( [id] => 16641950 [patent_doc_number] => 10919783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Method and device for treating liquid sludge and filter cakes obtained by said method [patent_app_type] => utility [patent_app_number] => 15/039812 [patent_app_country] => US [patent_app_date] => 2014-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 7992 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15039812 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/039812
Method and device for treating liquid sludge and filter cakes obtained by said method Nov 26, 2014 Issued
Array ( [id] => 12212008 [patent_doc_number] => 09908802 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-06 [patent_title] => 'Method and device for treating an organic effluent' [patent_app_type] => utility [patent_app_number] => 15/039832 [patent_app_country] => US [patent_app_date] => 2014-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6376 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15039832 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/039832
Method and device for treating an organic effluent Nov 26, 2014 Issued
Array ( [id] => 10798144 [patent_doc_number] => 20160144301 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-05-26 [patent_title] => 'MODULAR MULTIMEDIA FLUID TREATMENT SYSTEM' [patent_app_type] => utility [patent_app_number] => 14/550601 [patent_app_country] => US [patent_app_date] => 2014-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8917 [patent_no_of_claims] => 25 [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] => 14550601 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/550601
MODULAR MULTIMEDIA FLUID TREATMENT SYSTEM Nov 20, 2014 Abandoned
Array ( [id] => 11242849 [patent_doc_number] => 09468876 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-10-18 [patent_title] => 'Filter box, a fuel circuit for feeding fuel to an engine, and an aircraft' [patent_app_type] => utility [patent_app_number] => 14/546283 [patent_app_country] => US [patent_app_date] => 2014-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4954 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14546283 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/546283
Filter box, a fuel circuit for feeding fuel to an engine, and an aircraft Nov 17, 2014 Issued
Array ( [id] => 11784224 [patent_doc_number] => 09393507 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-19 [patent_title] => 'Water filter audible position indicator' [patent_app_type] => utility [patent_app_number] => 14/541344 [patent_app_country] => US [patent_app_date] => 2014-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5133 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14541344 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/541344
Water filter audible position indicator Nov 13, 2014 Issued
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