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] => 5059949 [patent_doc_number] => 20070221585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'Collapsible Protective Cover for a Filter' [patent_app_type] => utility [patent_app_number] => 11/673382 [patent_app_country] => US [patent_app_date] => 2007-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3079 [patent_no_of_claims] => 19 [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/A1/0221/20070221585.pdf [firstpage_image] =>[orig_patent_app_number] => 11673382 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/673382
Collapsible Protective Cover for a Filter Feb 8, 2007 Abandoned
Array ( [id] => 4952305 [patent_doc_number] => 20080185329 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-07 [patent_title] => 'STRENGTHENING CONSTRUCTION FOR DEPRESSING CAP OF WATER FILTER' [patent_app_type] => utility [patent_app_number] => 11/672175 [patent_app_country] => US [patent_app_date] => 2007-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1696 [patent_no_of_claims] => 5 [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/A1/0185/20080185329.pdf [firstpage_image] =>[orig_patent_app_number] => 11672175 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/672175
Strengthening construction for depressing cap of water filter Feb 6, 2007 Issued
Array ( [id] => 5250146 [patent_doc_number] => 20070131602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'Quick change filter and bracket system with key system and universal key option' [patent_app_type] => utility [patent_app_number] => 11/703346 [patent_app_country] => US [patent_app_date] => 2007-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8666 [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/A1/0131/20070131602.pdf [firstpage_image] =>[orig_patent_app_number] => 11703346 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/703346
Quick change filter and bracket system with key system and universal key option Feb 5, 2007 Issued
Array ( [id] => 231736 [patent_doc_number] => 07597201 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-10-06 [patent_title] => 'Device for cleaning fibrous suspensions for paper production' [patent_app_type] => utility [patent_app_number] => 11/671670 [patent_app_country] => US [patent_app_date] => 2007-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2744 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/597/07597201.pdf [firstpage_image] =>[orig_patent_app_number] => 11671670 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/671670
Device for cleaning fibrous suspensions for paper production Feb 5, 2007 Issued
Array ( [id] => 4952325 [patent_doc_number] => 20080185349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-07 [patent_title] => 'APPARATUS AND METHOD FOR FILTERING BIOLOGICAL SAMPLES' [patent_app_type] => utility [patent_app_number] => 11/671626 [patent_app_country] => US [patent_app_date] => 2007-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3414 [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] => publications/A1/0185/20080185349.pdf [firstpage_image] =>[orig_patent_app_number] => 11671626 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/671626
Apparatus and method for filtering biological samples Feb 5, 2007 Issued
Array ( [id] => 5098221 [patent_doc_number] => 20070181481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'FILTER ELEMENT WITH FLOW DIRECTING END CAP' [patent_app_type] => utility [patent_app_number] => 11/670799 [patent_app_country] => US [patent_app_date] => 2007-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3000 [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] => publications/A1/0181/20070181481.pdf [firstpage_image] =>[orig_patent_app_number] => 11670799 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/670799
Filter element with flow directing end cap Feb 1, 2007 Issued
Array ( [id] => 9523405 [patent_doc_number] => 08747665 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-06-10 [patent_title] => 'Filter container, assembly, and method for manufacturing the same' [patent_app_type] => utility [patent_app_number] => 11/626586 [patent_app_country] => US [patent_app_date] => 2007-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 23 [patent_no_of_words] => 3498 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11626586 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/626586
Filter container, assembly, and method for manufacturing the same Jan 23, 2007 Issued
Array ( [id] => 5076542 [patent_doc_number] => 20070119766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-31 [patent_title] => 'Pressure vessel and recyclable filter cartridge' [patent_app_type] => utility [patent_app_number] => 11/657169 [patent_app_country] => US [patent_app_date] => 2007-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5045 [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] => publications/A1/0119/20070119766.pdf [firstpage_image] =>[orig_patent_app_number] => 11657169 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/657169
Pressure vessel and recyclable filter cartridge Jan 22, 2007 Issued
Array ( [id] => 5110021 [patent_doc_number] => 20070193936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'Filter alignment device' [patent_app_type] => utility [patent_app_number] => 11/654951 [patent_app_country] => US [patent_app_date] => 2007-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4496 [patent_no_of_claims] => 18 [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] => publications/A1/0193/20070193936.pdf [firstpage_image] =>[orig_patent_app_number] => 11654951 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/654951
Filter alignment device Jan 17, 2007 Issued
Array ( [id] => 4654529 [patent_doc_number] => 20080023389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-31 [patent_title] => 'REPLACABLE FILTER ELEMENT WITH INTEGRAL ANNULAR TRAP' [patent_app_type] => utility [patent_app_number] => 11/622790 [patent_app_country] => US [patent_app_date] => 2007-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2482 [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/A1/0023/20080023389.pdf [firstpage_image] =>[orig_patent_app_number] => 11622790 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/622790
Replaceable filter element with integral annular trap Jan 11, 2007 Issued
Array ( [id] => 5461145 [patent_doc_number] => 20090321345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => 'FILTER FOR FLUIDS IN CONDUITS' [patent_app_type] => utility [patent_app_number] => 12/443200 [patent_app_country] => US [patent_app_date] => 2007-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3360 [patent_no_of_claims] => 11 [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/A1/0321/20090321345.pdf [firstpage_image] =>[orig_patent_app_number] => 12443200 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/443200
Filter for fluids in conduits Jan 10, 2007 Issued
Array ( [id] => 4805666 [patent_doc_number] => 20080169244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-17 [patent_title] => 'Dissolved air floatation with filter system' [patent_app_type] => utility [patent_app_number] => 11/652992 [patent_app_country] => US [patent_app_date] => 2007-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2448 [patent_no_of_claims] => 13 [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/A1/0169/20080169244.pdf [firstpage_image] =>[orig_patent_app_number] => 11652992 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/652992
Dissolved air floatation with filter system Jan 10, 2007 Issued
Array ( [id] => 4985125 [patent_doc_number] => 20070151462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-05 [patent_title] => 'Housing closure for a filter' [patent_app_type] => utility [patent_app_number] => 11/647365 [patent_app_country] => US [patent_app_date] => 2006-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3507 [patent_no_of_claims] => 9 [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/A1/0151/20070151462.pdf [firstpage_image] =>[orig_patent_app_number] => 11647365 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/647365
Housing closure for a filter Dec 28, 2006 Issued
Array ( [id] => 161516 [patent_doc_number] => 07670493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-02 [patent_title] => 'Mobile vacuum flotation and clarification unit' [patent_app_type] => utility [patent_app_number] => 11/645337 [patent_app_country] => US [patent_app_date] => 2006-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2386 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 528 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/670/07670493.pdf [firstpage_image] =>[orig_patent_app_number] => 11645337 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/645337
Mobile vacuum flotation and clarification unit Dec 25, 2006 Issued
Array ( [id] => 6215032 [patent_doc_number] => 20100051516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-04 [patent_title] => 'APPARATUS FOR REMOVING UNBURNED CARBON IN FLY ASH' [patent_app_type] => utility [patent_app_number] => 12/448565 [patent_app_country] => US [patent_app_date] => 2006-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3995 [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] => publications/A1/0051/20100051516.pdf [firstpage_image] =>[orig_patent_app_number] => 12448565 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/448565
Apparatus for removing unburned carbon in fly ash Dec 25, 2006 Issued
Array ( [id] => 4876168 [patent_doc_number] => 20080149550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-26 [patent_title] => 'Filter fuel assembly' [patent_app_type] => utility [patent_app_number] => 11/642082 [patent_app_country] => US [patent_app_date] => 2006-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4177 [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/A1/0149/20080149550.pdf [firstpage_image] =>[orig_patent_app_number] => 11642082 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/642082
Filter fuel assembly Dec 19, 2006 Issued
Array ( [id] => 4542249 [patent_doc_number] => 07959804 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-14 [patent_title] => 'Use of non-metallic load devices in liquid filters' [patent_app_type] => utility [patent_app_number] => 11/612205 [patent_app_country] => US [patent_app_date] => 2006-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 2557 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/959/07959804.pdf [firstpage_image] =>[orig_patent_app_number] => 11612205 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/612205
Use of non-metallic load devices in liquid filters Dec 17, 2006 Issued
Array ( [id] => 4492942 [patent_doc_number] => 07918344 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Method for removal of unburned carbon from fly ash' [patent_app_type] => utility [patent_app_number] => 11/991462 [patent_app_country] => US [patent_app_date] => 2006-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3585 [patent_no_of_claims] => 2 [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] => patents/07/918/07918344.pdf [firstpage_image] =>[orig_patent_app_number] => 11991462 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/991462
Method for removal of unburned carbon from fly ash Dec 14, 2006 Issued
Array ( [id] => 101248 [patent_doc_number] => 07727390 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-01 [patent_title] => 'Oil filter device for an internal combustion engine' [patent_app_type] => utility [patent_app_number] => 12/158567 [patent_app_country] => US [patent_app_date] => 2006-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3234 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/727/07727390.pdf [firstpage_image] =>[orig_patent_app_number] => 12158567 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/158567
Oil filter device for an internal combustion engine Dec 13, 2006 Issued
Array ( [id] => 120473 [patent_doc_number] => 07703610 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-27 [patent_title] => 'Method for removal of unburned carbon contained in fly ash' [patent_app_type] => utility [patent_app_number] => 12/087069 [patent_app_country] => US [patent_app_date] => 2006-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4013 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/703/07703610.pdf [firstpage_image] =>[orig_patent_app_number] => 12087069 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/087069
Method for removal of unburned carbon contained in fly ash Dec 10, 2006 Issued
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