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] => 11381890 [patent_doc_number] => 20170007946 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-12 [patent_title] => 'FILTER ASSEMBLY FOR AN APPLIANCE' [patent_app_type] => utility [patent_app_number] => 14/794940 [patent_app_country] => US [patent_app_date] => 2015-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4269 [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] => 14794940 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/794940
Filter assembly for an appliance Jul 8, 2015 Issued
Array ( [id] => 11363898 [patent_doc_number] => 20170001879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-05 [patent_title] => 'SEPARATION OF BIOCOMPONENTS FROM WASTE MATERIALS' [patent_app_type] => utility [patent_app_number] => 14/791409 [patent_app_country] => US [patent_app_date] => 2015-07-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2864 [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] => 14791409 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/791409
Separation of biocomponents from waste materials Jul 3, 2015 Issued
Array ( [id] => 12165512 [patent_doc_number] => 09884271 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-06 [patent_title] => 'Filter structure' [patent_app_type] => utility [patent_app_number] => 14/788793 [patent_app_country] => US [patent_app_date] => 2015-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1649 [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] => 14788793 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/788793
Filter structure Jun 30, 2015 Issued
Array ( [id] => 10413020 [patent_doc_number] => 20150298029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-22 [patent_title] => 'DISPOSABLE POLYMER-STRUCTURED FILTER' [patent_app_type] => utility [patent_app_number] => 14/752988 [patent_app_country] => US [patent_app_date] => 2015-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5894 [patent_no_of_claims] => 21 [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] => 14752988 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/752988
DISPOSABLE POLYMER-STRUCTURED FILTER Jun 27, 2015 Abandoned
Array ( [id] => 10669954 [patent_doc_number] => 20160016099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-21 [patent_title] => 'FILTER CARTRIDGE HAVING DOUBLE THREADS' [patent_app_type] => utility [patent_app_number] => 14/749649 [patent_app_country] => US [patent_app_date] => 2015-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3055 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14749649 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/749649
FILTER CARTRIDGE HAVING DOUBLE THREADS Jun 24, 2015 Abandoned
Array ( [id] => 10482244 [patent_doc_number] => 20150367261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-24 [patent_title] => 'FILTERING DEVICE FOR OIL DRILLING MUD' [patent_app_type] => utility [patent_app_number] => 14/742659 [patent_app_country] => US [patent_app_date] => 2015-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2439 [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] => 14742659 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/742659
FILTERING DEVICE FOR OIL DRILLING MUD Jun 16, 2015 Abandoned
Array ( [id] => 12747664 [patent_doc_number] => 20180141055 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => A DRIVE MODULE AND ITS USES, A FLOTATION PLANT AND A METHOD OF CHANGING OF THE DRIVE MODULE [patent_app_type] => utility [patent_app_number] => 15/571891 [patent_app_country] => US [patent_app_date] => 2015-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3259 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15571891 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/571891
Drive module and its uses, a flotation plant and a method of changing of the drive module May 12, 2015 Issued
Array ( [id] => 13747249 [patent_doc_number] => 10166550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-01 [patent_title] => Flotation plant and its uses, a method of changing a flotation tank in a tank module and a method of changing a module [patent_app_type] => utility [patent_app_number] => 15/571908 [patent_app_country] => US [patent_app_date] => 2015-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4759 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15571908 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/571908
Flotation plant and its uses, a method of changing a flotation tank in a tank module and a method of changing a module May 12, 2015 Issued
Array ( [id] => 10398547 [patent_doc_number] => 20150283556 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-08 [patent_title] => 'METHOD OF USING A FLOTATION MACHINE THAT IS USED IN METALLURGICAL PROCESSES AND A FLOTATION MACHINE' [patent_app_type] => utility [patent_app_number] => 14/704665 [patent_app_country] => US [patent_app_date] => 2015-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2232 [patent_no_of_claims] => 6 [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] => 14704665 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/704665
METHOD OF USING A FLOTATION MACHINE THAT IS USED IN METALLURGICAL PROCESSES AND A FLOTATION MACHINE May 4, 2015 Abandoned
Array ( [id] => 10346640 [patent_doc_number] => 20150231646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-20 [patent_title] => 'METHOD OF USING A FLOTATION MACHINE THAT IS USED IN METALLURGICAL PROCESSES AND A FLOTATION MACHINE' [patent_app_type] => utility [patent_app_number] => 14/704734 [patent_app_country] => US [patent_app_date] => 2015-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2232 [patent_no_of_claims] => 7 [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] => 14704734 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/704734
Method of using a flotation machine that is used in metallurgical processes and a flotation machine May 4, 2015 Issued
Array ( [id] => 11303928 [patent_doc_number] => 09511312 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-12-06 [patent_title] => 'Sieve drum and installation equipped with it for removing materials to be sieved from a liquid' [patent_app_type] => utility [patent_app_number] => 14/700806 [patent_app_country] => US [patent_app_date] => 2015-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4873 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14700806 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/700806
Sieve drum and installation equipped with it for removing materials to be sieved from a liquid Apr 29, 2015 Issued
Array ( [id] => 11224662 [patent_doc_number] => 09452373 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2016-09-27 [patent_title] => 'Filter funnel for connection to flask' [patent_app_type] => utility [patent_app_number] => 14/699814 [patent_app_country] => US [patent_app_date] => 2015-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2306 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 554 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14699814 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/699814
Filter funnel for connection to flask Apr 28, 2015 Issued
Array ( [id] => 13180443 [patent_doc_number] => 10105713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-10-23 [patent_title] => Stable aqueous composition of neutral collectors and their use in mineral beneficiation processes [patent_app_type] => utility [patent_app_number] => 15/325916 [patent_app_country] => US [patent_app_date] => 2015-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3394 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15325916 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/325916
Stable aqueous composition of neutral collectors and their use in mineral beneficiation processes Apr 21, 2015 Issued
Array ( [id] => 10406436 [patent_doc_number] => 20150291445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-15 [patent_title] => 'DISSOLVED AIR FLOTATION DESLUDGING IN LIQUID TREATMENT' [patent_app_type] => utility [patent_app_number] => 14/685637 [patent_app_country] => US [patent_app_date] => 2015-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1277 [patent_no_of_claims] => 19 [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] => 14685637 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/685637
Dissolved air flotation desludging in liquid treatment Apr 13, 2015 Issued
Array ( [id] => 16183790 [patent_doc_number] => 10717090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-21 [patent_title] => Depression of copper and iron sulfides in molybdenite flotation circuits [patent_app_type] => utility [patent_app_number] => 15/303207 [patent_app_country] => US [patent_app_date] => 2015-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6265 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15303207 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/303207
Depression of copper and iron sulfides in molybdenite flotation circuits Apr 8, 2015 Issued
Array ( [id] => 16305197 [patent_doc_number] => 10773974 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Compact floatation unit [patent_app_type] => utility [patent_app_number] => 15/565159 [patent_app_country] => US [patent_app_date] => 2015-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 5175 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 356 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15565159 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/565159
Compact floatation unit Apr 7, 2015 Issued
Array ( [id] => 11190760 [patent_doc_number] => 09421556 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-23 [patent_title] => 'Depressants for mineral ore flotation' [patent_app_type] => utility [patent_app_number] => 14/671168 [patent_app_country] => US [patent_app_date] => 2015-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6472 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14671168 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/671168
Depressants for mineral ore flotation Mar 26, 2015 Issued
Array ( [id] => 10305739 [patent_doc_number] => 20150190739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-09 [patent_title] => 'DISPOSABLE POLYMER-STRUCTURED FILTER' [patent_app_type] => utility [patent_app_number] => 14/659453 [patent_app_country] => US [patent_app_date] => 2015-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5894 [patent_no_of_claims] => 10 [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] => 14659453 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/659453
DISPOSABLE POLYMER-STRUCTURED FILTER Mar 15, 2015 Abandoned
Array ( [id] => 10806330 [patent_doc_number] => 20160152488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-02 [patent_title] => 'WATER PURIFIER' [patent_app_type] => utility [patent_app_number] => 14/904263 [patent_app_country] => US [patent_app_date] => 2015-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8286 [patent_no_of_claims] => 6 [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] => 14904263 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/904263
Water purifier Mar 9, 2015 Issued
Array ( [id] => 12137431 [patent_doc_number] => 20180015514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-01-18 [patent_title] => 'METHOD FOR REFINING OF IN POWER PLANTS PRODUCED COAL ASH AND COAL CONTAINING ASHES PRODUCED IN OTHER COMBUSTION PROCESSINGS' [patent_app_type] => utility [patent_app_number] => 15/553463 [patent_app_country] => US [patent_app_date] => 2015-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1701 [patent_no_of_claims] => 2 [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] => 15553463 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/553463
Method for refining of in power plants produced coal ash and coal containing ashes produced in other combustion processings Feb 25, 2015 Issued
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