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] => 5340309 [patent_doc_number] => 20090178959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-16 [patent_title] => 'METHOD FOR THE BENEFICIATION OF COAL' [patent_app_type] => utility [patent_app_number] => 12/353997 [patent_app_country] => US [patent_app_date] => 2009-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6974 [patent_no_of_claims] => 14 [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/A1/0178/20090178959.pdf [firstpage_image] =>[orig_patent_app_number] => 12353997 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353997
Method for the beneficiation of coal Jan 14, 2009 Issued
Array ( [id] => 5524390 [patent_doc_number] => 20090194466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-06 [patent_title] => 'METHOD FOR THE FROTH FLOTATION OF COAL' [patent_app_type] => utility [patent_app_number] => 12/353998 [patent_app_country] => US [patent_app_date] => 2009-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4642 [patent_no_of_claims] => 7 [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/A1/0194/20090194466.pdf [firstpage_image] =>[orig_patent_app_number] => 12353998 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353998
Method for the froth flotation of coal Jan 14, 2009 Issued
Array ( [id] => 9098958 [patent_doc_number] => 08562830 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-22 [patent_title] => 'Keyed system for connection of filter cartridge to filter holder' [patent_app_type] => utility [patent_app_number] => 12/353198 [patent_app_country] => US [patent_app_date] => 2009-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 36 [patent_no_of_words] => 9012 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [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] => 12353198 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353198
Keyed system for connection of filter cartridge to filter holder Jan 12, 2009 Issued
Array ( [id] => 5582361 [patent_doc_number] => 20090101563 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'Filter Container, Assembly and Method for Manufacturing the Same' [patent_app_type] => utility [patent_app_number] => 12/337695 [patent_app_country] => US [patent_app_date] => 2008-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 5507 [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/A1/0101/20090101563.pdf [firstpage_image] =>[orig_patent_app_number] => 12337695 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/337695
Filter Container, assembly and method for manufacturing the same Dec 17, 2008 Issued
Array ( [id] => 6432540 [patent_doc_number] => 20100278707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-04 [patent_title] => 'METHOD FOR RECOVERING SILICON FROM SAWING WASTE' [patent_app_type] => utility [patent_app_number] => 12/808777 [patent_app_country] => US [patent_app_date] => 2008-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2504 [patent_no_of_claims] => 20 [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/A1/0278/20100278707.pdf [firstpage_image] =>[orig_patent_app_number] => 12808777 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/808777
Method for recovering silicon from sawing waste Dec 3, 2008 Issued
Array ( [id] => 8700262 [patent_doc_number] => 08393473 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-12 [patent_title] => 'Mixture of collectors for flotation of clay minerals from potash ores' [patent_app_type] => utility [patent_app_number] => 13/131314 [patent_app_country] => US [patent_app_date] => 2008-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2318 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13131314 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/131314
Mixture of collectors for flotation of clay minerals from potash ores Nov 25, 2008 Issued
Array ( [id] => 6144773 [patent_doc_number] => 20110017656 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'ROTARY FILTRATION DEVICE' [patent_app_type] => utility [patent_app_number] => 12/935020 [patent_app_country] => US [patent_app_date] => 2008-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5660 [patent_no_of_claims] => 4 [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/A1/0017/20110017656.pdf [firstpage_image] =>[orig_patent_app_number] => 12935020 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/935020
ROTARY FILTRATION DEVICE Nov 25, 2008 Abandoned
Array ( [id] => 80188 [patent_doc_number] => 07744757 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-06-29 [patent_title] => 'Connection between filtering cap and container' [patent_app_type] => utility [patent_app_number] => 12/273872 [patent_app_country] => US [patent_app_date] => 2008-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1174 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/744/07744757.pdf [firstpage_image] =>[orig_patent_app_number] => 12273872 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/273872
Connection between filtering cap and container Nov 18, 2008 Issued
Array ( [id] => 6414111 [patent_doc_number] => 20100276356 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-04 [patent_title] => 'FILTER DEVICE' [patent_app_type] => utility [patent_app_number] => 12/733968 [patent_app_country] => US [patent_app_date] => 2008-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2820 [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] => publications/A1/0276/20100276356.pdf [firstpage_image] =>[orig_patent_app_number] => 12733968 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/733968
Filter device Nov 9, 2008 Issued
Array ( [id] => 6302699 [patent_doc_number] => 20100108589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'Single-Piece Tapped Plate and Retainer for Fluid Filters' [patent_app_type] => utility [patent_app_number] => 12/263720 [patent_app_country] => US [patent_app_date] => 2008-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1897 [patent_no_of_claims] => 9 [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/A1/0108/20100108589.pdf [firstpage_image] =>[orig_patent_app_number] => 12263720 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/263720
Single-Piece Tapped Plate and Retainer for Fluid Filters Nov 2, 2008 Abandoned
Array ( [id] => 173467 [patent_doc_number] => 07658846 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-02-09 [patent_title] => 'Structure of water filter assembly' [patent_app_type] => utility [patent_app_number] => 12/289560 [patent_app_country] => US [patent_app_date] => 2008-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1453 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/658/07658846.pdf [firstpage_image] =>[orig_patent_app_number] => 12289560 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/289560
Structure of water filter assembly Oct 29, 2008 Issued
Array ( [id] => 5413116 [patent_doc_number] => 20090039003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-12 [patent_title] => 'Single-Cell Mechanical Flotation System' [patent_app_type] => utility [patent_app_number] => 12/253378 [patent_app_country] => US [patent_app_date] => 2008-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4852 [patent_no_of_claims] => 14 [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/A1/0039/20090039003.pdf [firstpage_image] =>[orig_patent_app_number] => 12253378 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/253378
Single-cell mechanical flotation system Oct 16, 2008 Issued
Array ( [id] => 5281987 [patent_doc_number] => 20090095660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-16 [patent_title] => 'NEW APPLICATIONS FOR FROTH FLOTATION PROCESSES' [patent_app_type] => utility [patent_app_number] => 12/250200 [patent_app_country] => US [patent_app_date] => 2008-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6362 [patent_no_of_claims] => 26 [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/A1/0095/20090095660.pdf [firstpage_image] =>[orig_patent_app_number] => 12250200 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/250200
NEW APPLICATIONS FOR FROTH FLOTATION PROCESSES Oct 12, 2008 Abandoned
Array ( [id] => 6453141 [patent_doc_number] => 20100089816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'LIQUID FILTER APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/248084 [patent_app_country] => US [patent_app_date] => 2008-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4933 [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] => publications/A1/0089/20100089816.pdf [firstpage_image] =>[orig_patent_app_number] => 12248084 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/248084
LIQUID FILTER APPARATUS Oct 8, 2008 Abandoned
Array ( [id] => 10868703 [patent_doc_number] => 08893893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-25 [patent_title] => 'Method of froth flotation control' [patent_app_type] => utility [patent_app_number] => 12/681228 [patent_app_country] => US [patent_app_date] => 2008-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6177 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12681228 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/681228
Method of froth flotation control Oct 1, 2008 Issued
Array ( [id] => 8269802 [patent_doc_number] => 08211302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-07-03 [patent_title] => 'Filter assembly' [patent_app_type] => utility [patent_app_number] => 12/285217 [patent_app_country] => US [patent_app_date] => 2008-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2870 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12285217 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/285217
Filter assembly Sep 29, 2008 Issued
Array ( [id] => 10891768 [patent_doc_number] => 08915374 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-23 [patent_title] => 'Flotation aids and processes for using the same' [patent_app_type] => utility [patent_app_number] => 12/812850 [patent_app_country] => US [patent_app_date] => 2008-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 46 [patent_no_of_words] => 25216 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12812850 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/812850
Flotation aids and processes for using the same Sep 18, 2008 Issued
Array ( [id] => 5582360 [patent_doc_number] => 20090101562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'FILTER FOR A MEDICAL INSTRUMENT ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 12/208293 [patent_app_country] => US [patent_app_date] => 2008-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1159 [patent_no_of_claims] => 3 [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/A1/0101/20090101562.pdf [firstpage_image] =>[orig_patent_app_number] => 12208293 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/208293
FILTER FOR A MEDICAL INSTRUMENT ASSEMBLY Sep 9, 2008 Abandoned
Array ( [id] => 10843919 [patent_doc_number] => 08871090 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-10-28 [patent_title] => 'Foaming of liquids' [patent_app_type] => utility [patent_app_number] => 12/679884 [patent_app_country] => US [patent_app_date] => 2008-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 43 [patent_no_of_words] => 9991 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12679884 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/679884
Foaming of liquids Sep 4, 2008 Issued
Array ( [id] => 5449382 [patent_doc_number] => 20090065417 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-12 [patent_title] => 'SOLID-LIQUID SEPARATOR' [patent_app_type] => utility [patent_app_number] => 12/203753 [patent_app_country] => US [patent_app_date] => 2008-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5947 [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] => publications/A1/0065/20090065417.pdf [firstpage_image] =>[orig_patent_app_number] => 12203753 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/203753
SOLID-LIQUID SEPARATOR Sep 2, 2008 Abandoned
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