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] => 17355757 [patent_doc_number] => 20220016553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => LIQUID FILTRATION FILTER CAP [patent_app_type] => utility [patent_app_number] => 17/393202 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8355 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17393202 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/393202
Liquid filtration filter cap Aug 2, 2021 Issued
Array ( [id] => 17015111 [patent_doc_number] => 11084737 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-10 [patent_title] => System for treating wastewater and the like [patent_app_type] => utility [patent_app_number] => 17/302927 [patent_app_country] => US [patent_app_date] => 2021-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11773 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17302927 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/302927
System for treating wastewater and the like May 15, 2021 Issued
Array ( [id] => 18341452 [patent_doc_number] => 11638923 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-05-02 [patent_title] => Flotation reagents from acidic olive oil [patent_app_type] => utility [patent_app_number] => 17/016978 [patent_app_country] => US [patent_app_date] => 2020-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4233 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17016978 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/016978
Flotation reagents from acidic olive oil Sep 9, 2020 Issued
Array ( [id] => 16397713 [patent_doc_number] => 20200338571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => COMPOSITIONS AND METHODS FOR REVERSE FROTH FLOTATION OF PHOSPHATE ORES [patent_app_type] => utility [patent_app_number] => 16/921021 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16921021 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921021
COMPOSITIONS AND METHODS FOR REVERSE FROTH FLOTATION OF PHOSPHATE ORES Jul 5, 2020 Abandoned
Array ( [id] => 16581890 [patent_doc_number] => 20210016292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => Process for Macroscopically Separating Maceral Concentrate From Raw Coal [patent_app_type] => utility [patent_app_number] => 16/879737 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3814 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 16879737 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/879737
Process for macroscopically separating maceral concentrate from raw coal May 19, 2020 Issued
Array ( [id] => 16414794 [patent_doc_number] => 10822673 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-03 [patent_title] => Arsenic removal from lead concentrate by ozone treatment and reverse flotation [patent_app_type] => utility [patent_app_number] => 16/716630 [patent_app_country] => US [patent_app_date] => 2019-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4012 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16716630 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/716630
Arsenic removal from lead concentrate by ozone treatment and reverse flotation Dec 16, 2019 Issued
Array ( [id] => 15647599 [patent_doc_number] => 20200086329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => Flotation Separation Device [patent_app_type] => utility [patent_app_number] => 16/687537 [patent_app_country] => US [patent_app_date] => 2019-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -42 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16687537 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/687537
Flotation separation device Nov 17, 2019 Issued
Array ( [id] => 15712311 [patent_doc_number] => 20200102921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-02 [patent_title] => Connection Adapter for Connecting a Treatment Apparatus to a Connection Head of a Treatment Device for in Particular Liquid Fluids, Connection Head, and Treatment Device [patent_app_type] => utility [patent_app_number] => 16/593805 [patent_app_country] => US [patent_app_date] => 2019-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5881 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16593805 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/593805
Connection adapter for connecting a treatment apparatus to a connection head of a treatment device for in particular liquid fluids, connection head, and treatment device Oct 3, 2019 Issued
Array ( [id] => 17799359 [patent_doc_number] => 11413629 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Froth flotation with anisotropic particle collectors [patent_app_type] => utility [patent_app_number] => 16/579363 [patent_app_country] => US [patent_app_date] => 2019-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3281 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16579363 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/579363
Froth flotation with anisotropic particle collectors Sep 22, 2019 Issued
Array ( [id] => 16304414 [patent_doc_number] => 10773187 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Coalescing media product and method [patent_app_type] => utility [patent_app_number] => 16/494779 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3003 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16494779 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/494779
Coalescing media product and method Sep 16, 2019 Issued
Array ( [id] => 15321771 [patent_doc_number] => 20200001215 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => FILTER DEVICE [patent_app_type] => utility [patent_app_number] => 16/569935 [patent_app_country] => US [patent_app_date] => 2019-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1956 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16569935 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/569935
Filter device Sep 12, 2019 Issued
Array ( [id] => 16613472 [patent_doc_number] => 20210032125 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => Wastewater Purification System [patent_app_type] => utility [patent_app_number] => 16/524179 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16524179 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/524179
Wastewater purification system Jul 28, 2019 Issued
Array ( [id] => 16168559 [patent_doc_number] => 10710099 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-07-14 [patent_title] => Compositions and methods for selective separation of minerals from sulfide ores [patent_app_type] => utility [patent_app_number] => 16/513043 [patent_app_country] => US [patent_app_date] => 2019-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13790 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 381 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16513043 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/513043
Compositions and methods for selective separation of minerals from sulfide ores Jul 15, 2019 Issued
Array ( [id] => 17407057 [patent_doc_number] => 11247926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => System and method to remove micro plastic material from water environments [patent_app_type] => utility [patent_app_number] => 16/459305 [patent_app_country] => US [patent_app_date] => 2019-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3986 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16459305 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/459305
System and method to remove micro plastic material from water environments Jun 30, 2019 Issued
Array ( [id] => 15946653 [patent_doc_number] => 10661206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-26 [patent_title] => Filter pad for rapid removal [patent_app_type] => utility [patent_app_number] => 16/430695 [patent_app_country] => US [patent_app_date] => 2019-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5308 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16430695 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/430695
Filter pad for rapid removal Jun 3, 2019 Issued
Array ( [id] => 15483291 [patent_doc_number] => 10556978 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-02-11 [patent_title] => Process and chemistry for reducing dolomite concentrations in phosphate processing [patent_app_type] => utility [patent_app_number] => 16/406116 [patent_app_country] => US [patent_app_date] => 2019-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1801 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16406116 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/406116
Process and chemistry for reducing dolomite concentrations in phosphate processing May 7, 2019 Issued
Array ( [id] => 16635315 [patent_doc_number] => 10913810 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-09 [patent_title] => Process and chemistry for reducing dolomite concentrations in phosphate processing [patent_app_type] => utility [patent_app_number] => 16/406107 [patent_app_country] => US [patent_app_date] => 2019-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1801 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16406107 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/406107
Process and chemistry for reducing dolomite concentrations in phosphate processing May 7, 2019 Issued
Array ( [id] => 14579403 [patent_doc_number] => 20190217310 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-18 [patent_title] => METHOD OF USING FLOTATION COLLECTOR CONTAINING AZOLETHIONE STRUCTURE [patent_app_type] => utility [patent_app_number] => 16/361156 [patent_app_country] => US [patent_app_date] => 2019-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5249 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16361156 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/361156
Method of using flotation collector containing azolethione structure Mar 20, 2019 Issued
Array ( [id] => 15635061 [patent_doc_number] => 10590510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-03-17 [patent_title] => Method for recovering precious metal [patent_app_type] => utility [patent_app_number] => 16/351736 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2507 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16351736 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/351736
Method for recovering precious metal Mar 12, 2019 Issued
Array ( [id] => 15914997 [patent_doc_number] => 10654727 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-05-19 [patent_title] => Method and system for de-oiling a feed of oil and water [patent_app_type] => utility [patent_app_number] => 16/279829 [patent_app_country] => US [patent_app_date] => 2019-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3809 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16279829 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/279829
Method and system for de-oiling a feed of oil and water Feb 18, 2019 Issued
Menu