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] => 4779279 [patent_doc_number] => 20080287277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-20 [patent_title] => 'DEVICE FOR DEWATERING OF BULK OR FREE-FLOWING INPUT MATERIAL BY COMPRESSION' [patent_app_type] => utility [patent_app_number] => 12/119628 [patent_app_country] => US [patent_app_date] => 2008-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3252 [patent_no_of_claims] => 18 [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] => publications/A1/0287/20080287277.pdf [firstpage_image] =>[orig_patent_app_number] => 12119628 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/119628
Device for dewatering of bulk or free-flowing input material by compression May 12, 2008 Issued
Array ( [id] => 5282013 [patent_doc_number] => 20090095686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-16 [patent_title] => 'Process And System For Treating Waste From Aluminum Production Containing PAH And Fluoride Ions By Flotation And Stabilization' [patent_app_type] => utility [patent_app_number] => 12/119433 [patent_app_country] => US [patent_app_date] => 2008-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 13284 [patent_no_of_claims] => 52 [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] => publications/A1/0095/20090095686.pdf [firstpage_image] =>[orig_patent_app_number] => 12119433 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/119433
Process And System For Treating Waste From Aluminum Production Containing PAH And Fluoride Ions By Flotation And Stabilization May 11, 2008 Abandoned
Array ( [id] => 341304 [patent_doc_number] => 07501058 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-03-10 [patent_title] => 'Self-clearing strainer for fluid intake' [patent_app_type] => utility [patent_app_number] => 12/152199 [patent_app_country] => US [patent_app_date] => 2008-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 873 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/501/07501058.pdf [firstpage_image] =>[orig_patent_app_number] => 12152199 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/152199
Self-clearing strainer for fluid intake May 11, 2008 Issued
Array ( [id] => 7728281 [patent_doc_number] => 08101085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-24 [patent_title] => 'Process for treating animal husbandry effluent slurry by pre-treatment and electroflotation' [patent_app_type] => utility [patent_app_number] => 12/149842 [patent_app_country] => US [patent_app_date] => 2008-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 11572 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/101/08101085.pdf [firstpage_image] =>[orig_patent_app_number] => 12149842 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/149842
Process for treating animal husbandry effluent slurry by pre-treatment and electroflotation May 7, 2008 Issued
Array ( [id] => 8870266 [patent_doc_number] => 08465642 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-06-18 [patent_title] => 'Method and apparatus for separating impurities from a liquid stream by electrically generated gas bubbles' [patent_app_type] => utility [patent_app_number] => 12/113443 [patent_app_country] => US [patent_app_date] => 2008-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4339 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12113443 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/113443
Method and apparatus for separating impurities from a liquid stream by electrically generated gas bubbles Apr 30, 2008 Issued
Array ( [id] => 10850387 [patent_doc_number] => 08877065 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-04 [patent_title] => 'Skim tank configurations and methods' [patent_app_type] => utility [patent_app_number] => 12/595177 [patent_app_country] => US [patent_app_date] => 2008-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3470 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12595177 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/595177
Skim tank configurations and methods Apr 29, 2008 Issued
Array ( [id] => 6373355 [patent_doc_number] => 20100300953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-12-02 [patent_title] => 'Perfected Flotation Cell for Purifying Fibrous Suspensions' [patent_app_type] => utility [patent_app_number] => 12/599340 [patent_app_country] => US [patent_app_date] => 2008-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3320 [patent_no_of_claims] => 19 [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] => publications/A1/0300/20100300953.pdf [firstpage_image] =>[orig_patent_app_number] => 12599340 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/599340
Perfected Flotation Cell for Purifying Fibrous Suspensions Apr 29, 2008 Abandoned
Array ( [id] => 5555169 [patent_doc_number] => 20090266746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-29 [patent_title] => 'MINERAL ORE FLOTATION AID' [patent_app_type] => utility [patent_app_number] => 12/111614 [patent_app_country] => US [patent_app_date] => 2008-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2418 [patent_no_of_claims] => 12 [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] => publications/A1/0266/20090266746.pdf [firstpage_image] =>[orig_patent_app_number] => 12111614 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/111614
MINERAL ORE FLOTATION AID Apr 28, 2008 Abandoned
Array ( [id] => 6544371 [patent_doc_number] => 20100126931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-27 [patent_title] => 'METHOD AND DEVICE FOR PURIFYING LIQUID EFFLUENTS' [patent_app_type] => utility [patent_app_number] => 12/595058 [patent_app_country] => US [patent_app_date] => 2008-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9862 [patent_no_of_claims] => 25 [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] => publications/A1/0126/20100126931.pdf [firstpage_image] =>[orig_patent_app_number] => 12595058 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/595058
Method and device for purifying liquid effluents Apr 13, 2008 Issued
Array ( [id] => 4672994 [patent_doc_number] => 20080210622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-04 [patent_title] => 'Method for Assembling a Water Filter Cartridge to a Water Dispensing Appliance' [patent_app_type] => utility [patent_app_number] => 12/101180 [patent_app_country] => US [patent_app_date] => 2008-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3030 [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] => publications/A1/0210/20080210622.pdf [firstpage_image] =>[orig_patent_app_number] => 12101180 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/101180
Method for Assembling a Water Filter Cartridge to a Water Dispensing Appliance Apr 10, 2008 Abandoned
Array ( [id] => 9873184 [patent_doc_number] => 08960443 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-24 [patent_title] => 'Flotation separation device and method' [patent_app_type] => utility [patent_app_number] => 12/101376 [patent_app_country] => US [patent_app_date] => 2008-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 35 [patent_no_of_words] => 9359 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12101376 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/101376
Flotation separation device and method Apr 10, 2008 Issued
Array ( [id] => 6302766 [patent_doc_number] => 20100108614 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'INJECTOR FOR FLOTATION CELL' [patent_app_type] => utility [patent_app_number] => 12/594036 [patent_app_country] => US [patent_app_date] => 2008-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5252 [patent_no_of_claims] => 11 [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] => publications/A1/0108/20100108614.pdf [firstpage_image] =>[orig_patent_app_number] => 12594036 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/594036
Injector for flotation cell Apr 2, 2008 Issued
Array ( [id] => 4679495 [patent_doc_number] => 20080245721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-09 [patent_title] => 'FLUID FILTER' [patent_app_type] => utility [patent_app_number] => 12/061684 [patent_app_country] => US [patent_app_date] => 2008-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 4357 [patent_no_of_claims] => 3 [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] => publications/A1/0245/20080245721.pdf [firstpage_image] =>[orig_patent_app_number] => 12061684 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/061684
FLUID FILTER Apr 2, 2008 Abandoned
Array ( [id] => 9046331 [patent_doc_number] => 08540884 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-09-24 [patent_title] => 'Flotation apparatus with apertured plate' [patent_app_type] => utility [patent_app_number] => 12/597903 [patent_app_country] => US [patent_app_date] => 2008-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4887 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12597903 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/597903
Flotation apparatus with apertured plate Apr 1, 2008 Issued
Array ( [id] => 6453355 [patent_doc_number] => 20100089834 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'METHOD OF DEWATERING GAS HYDRATE AND APPARATUS THEREFOR' [patent_app_type] => utility [patent_app_number] => 12/450447 [patent_app_country] => US [patent_app_date] => 2008-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4372 [patent_no_of_claims] => 2 [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] => publications/A1/0089/20100089834.pdf [firstpage_image] =>[orig_patent_app_number] => 12450447 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/450447
Method of dewatering gas hydrate and apparatus therefor Mar 24, 2008 Issued
Array ( [id] => 295692 [patent_doc_number] => 07540957 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-06-02 [patent_title] => 'Modular drinking water filtration system with bottom load cartridges with grip-enhanced end rings and color coding' [patent_app_type] => utility [patent_app_number] => 12/052840 [patent_app_country] => US [patent_app_date] => 2008-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 41 [patent_no_of_words] => 13264 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/540/07540957.pdf [firstpage_image] =>[orig_patent_app_number] => 12052840 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/052840
Modular drinking water filtration system with bottom load cartridges with grip-enhanced end rings and color coding Mar 20, 2008 Issued
Array ( [id] => 5400959 [patent_doc_number] => 20090236272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-24 [patent_title] => 'Modular Drinking Water Filtration System with Keyed Attachment of Filter Head to Mounting Bracket and Modular Back Plates' [patent_app_type] => utility [patent_app_number] => 12/052833 [patent_app_country] => US [patent_app_date] => 2008-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 13263 [patent_no_of_claims] => 15 [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] => publications/A1/0236/20090236272.pdf [firstpage_image] =>[orig_patent_app_number] => 12052833 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/052833
Modular Drinking Water Filtration System with Keyed Attachment of Filter Head to Mounting Bracket and Modular Back Plates Mar 20, 2008 Abandoned
Array ( [id] => 131823 [patent_doc_number] => 07695619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-13 [patent_title] => 'Modular drinking water filtration system with adapter rings for replaceable cartridges to assure proper fit' [patent_app_type] => utility [patent_app_number] => 12/052819 [patent_app_country] => US [patent_app_date] => 2008-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 41 [patent_no_of_words] => 13263 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/695/07695619.pdf [firstpage_image] =>[orig_patent_app_number] => 12052819 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/052819
Modular drinking water filtration system with adapter rings for replaceable cartridges to assure proper fit Mar 20, 2008 Issued
Array ( [id] => 295691 [patent_doc_number] => 07540956 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-06-02 [patent_title] => 'Modular drinking water filtration system with removable and replaceable RO spindle' [patent_app_type] => utility [patent_app_number] => 12/052822 [patent_app_country] => US [patent_app_date] => 2008-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 41 [patent_no_of_words] => 13264 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/540/07540956.pdf [firstpage_image] =>[orig_patent_app_number] => 12052822 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/052822
Modular drinking water filtration system with removable and replaceable RO spindle Mar 20, 2008 Issued
Array ( [id] => 169576 [patent_doc_number] => 07662283 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-16 [patent_title] => 'Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility' [patent_app_type] => utility [patent_app_number] => 12/052828 [patent_app_country] => US [patent_app_date] => 2008-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 41 [patent_no_of_words] => 13214 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/662/07662283.pdf [firstpage_image] =>[orig_patent_app_number] => 12052828 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/052828
Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility Mar 20, 2008 Issued
Menu