Search

Spencer E. Bell

Examiner (ID: 9240, Phone: (571)272-9888 , Office: P/1711 )

Most Active Art Unit
1711
Art Unit(s)
RD00, 1711
Total Applications
798
Issued Applications
470
Pending Applications
93
Abandoned Applications
246

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 8236909 [patent_doc_number] => 20120145642 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-14 [patent_title] => 'METHOD AND APPARATUS FOR TREATMENT OF FLUIDS' [patent_app_type] => utility [patent_app_number] => 13/391864 [patent_app_country] => US [patent_app_date] => 2011-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6879 [patent_no_of_claims] => 24 [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] => 13391864 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/391864
Method and apparatus for treatment of fluids Jun 29, 2011 Issued
Array ( [id] => 12112669 [patent_doc_number] => 09868649 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-16 [patent_title] => 'Process and apparatus for purifying water' [patent_app_type] => utility [patent_app_number] => 13/805571 [patent_app_country] => US [patent_app_date] => 2011-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6112 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13805571 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/805571
Process and apparatus for purifying water Jun 23, 2011 Issued
Array ( [id] => 8527244 [patent_doc_number] => 08303812 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-06 [patent_title] => 'Method and apparatus for skimming floated sludge' [patent_app_type] => utility [patent_app_number] => 13/163893 [patent_app_country] => US [patent_app_date] => 2011-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 28 [patent_no_of_words] => 12738 [patent_no_of_claims] => 14 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13163893 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/163893
Method and apparatus for skimming floated sludge Jun 19, 2011 Issued
Array ( [id] => 8850574 [patent_doc_number] => 20130140249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-06-06 [patent_title] => 'FEED DELIVERY SYSTEM FOR A SOLID-LIQUID SEPARATION VESSEL' [patent_app_type] => utility [patent_app_number] => 13/813020 [patent_app_country] => US [patent_app_date] => 2011-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 8298 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13813020 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/813020
FEED DELIVERY SYSTEM FOR A SOLID-LIQUID SEPARATION VESSEL Jun 16, 2011 Abandoned
Array ( [id] => 8784182 [patent_doc_number] => 08431022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-30 [patent_title] => 'Modular dual vessel dissolved aeration flotation treatment system' [patent_app_type] => utility [patent_app_number] => 13/160459 [patent_app_country] => US [patent_app_date] => 2011-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 28 [patent_no_of_words] => 7523 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 453 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13160459 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/160459
Modular dual vessel dissolved aeration flotation treatment system Jun 13, 2011 Issued
Array ( [id] => 11634937 [patent_doc_number] => 09656894 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-05-23 [patent_title] => 'Wastewater hydrocarbon extraction and environmental treatment method and system' [patent_app_type] => utility [patent_app_number] => 13/703257 [patent_app_country] => US [patent_app_date] => 2011-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5583 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13703257 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/703257
Wastewater hydrocarbon extraction and environmental treatment method and system Jun 9, 2011 Issued
Array ( [id] => 8932091 [patent_doc_number] => 08491787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-23 [patent_title] => 'Leveling hold-down mechanism for lateral screens' [patent_app_type] => utility [patent_app_number] => 13/157043 [patent_app_country] => US [patent_app_date] => 2011-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 29 [patent_no_of_words] => 4193 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13157043 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/157043
Leveling hold-down mechanism for lateral screens Jun 8, 2011 Issued
Array ( [id] => 7648353 [patent_doc_number] => 20110297621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-08 [patent_title] => 'Crouse air bubble oil barrier' [patent_app_type] => utility [patent_app_number] => 13/134491 [patent_app_country] => US [patent_app_date] => 2011-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3101 [patent_no_of_claims] => 1 [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/A1/0297/20110297621.pdf [firstpage_image] =>[orig_patent_app_number] => 13134491 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/134491
Crouse air bubble oil barrier Jun 6, 2011 Abandoned
Array ( [id] => 8801807 [patent_doc_number] => 08440079 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-05-14 [patent_title] => 'Liquid filter arrangements and methods' [patent_app_type] => utility [patent_app_number] => 13/153887 [patent_app_country] => US [patent_app_date] => 2011-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 7557 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13153887 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/153887
Liquid filter arrangements and methods Jun 5, 2011 Issued
Array ( [id] => 9508323 [patent_doc_number] => 20140144814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-05-29 [patent_title] => 'USE OF QUATERNARY AMMONIUM COMPOUNDS AS COLLECTORS IN FROTH FLOTATION PROCESSES' [patent_app_type] => utility [patent_app_number] => 13/697801 [patent_app_country] => US [patent_app_date] => 2011-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8315 [patent_no_of_claims] => 17 [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] => 13697801 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/697801
Use of quaternary ammonium compounds as collectors in froth flotation processes May 24, 2011 Issued
Array ( [id] => 7496365 [patent_doc_number] => 20110259805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'SYSTEM FOR REMOVING PARTICULATE MATTER FROM WASTEWATER' [patent_app_type] => utility [patent_app_number] => 13/091934 [patent_app_country] => US [patent_app_date] => 2011-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3266 [patent_no_of_claims] => 4 [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/A1/0259/20110259805.pdf [firstpage_image] =>[orig_patent_app_number] => 13091934 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/091934
SYSTEM FOR REMOVING PARTICULATE MATTER FROM WASTEWATER Apr 20, 2011 Abandoned
Array ( [id] => 9624778 [patent_doc_number] => 08794446 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-08-05 [patent_title] => 'Sparging device for a flotation cell' [patent_app_type] => utility [patent_app_number] => 13/814050 [patent_app_country] => US [patent_app_date] => 2011-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5519 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13814050 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/814050
Sparging device for a flotation cell Apr 18, 2011 Issued
Array ( [id] => 8850567 [patent_doc_number] => 20130140242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-06-06 [patent_title] => 'METHOD FOR REMOVING POLLUTING SUBSTANCES FROM WATER STREAMS BY OXYGEN INJECTION IN A FLOTATION BASIN' [patent_app_type] => utility [patent_app_number] => 13/641427 [patent_app_country] => US [patent_app_date] => 2011-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2867 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13641427 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/641427
METHOD FOR REMOVING POLLUTING SUBSTANCES FROM WATER STREAMS BY OXYGEN INJECTION IN A FLOTATION BASIN Apr 13, 2011 Abandoned
Array ( [id] => 9502830 [patent_doc_number] => 08741138 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-06-03 [patent_title] => 'Filter with end cap features' [patent_app_type] => utility [patent_app_number] => 13/070904 [patent_app_country] => US [patent_app_date] => 2011-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3991 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13070904 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/070904
Filter with end cap features Mar 23, 2011 Issued
Array ( [id] => 8413869 [patent_doc_number] => 20120241369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-27 [patent_title] => 'Filter Apparatus' [patent_app_type] => utility [patent_app_number] => 13/069309 [patent_app_country] => US [patent_app_date] => 2011-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6385 [patent_no_of_claims] => 10 [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] => 13069309 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/069309
Filter apparatus Mar 21, 2011 Issued
Array ( [id] => 8888055 [patent_doc_number] => 20130161239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-06-27 [patent_title] => 'FROTH FLOTATION PROCESS FOR THE SEPARATION OF SILICATES AND ALKALINE EARTH METAL CARBONATES USING A COLLECTOR COMPRISING AT LEAST ONE HYDROPHOBICALLY MODIFIED POLYALKYLENEIMINE' [patent_app_type] => utility [patent_app_number] => 13/582607 [patent_app_country] => US [patent_app_date] => 2011-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6338 [patent_no_of_claims] => 27 [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] => 13582607 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/582607
Froth flotation process for the separation of silicates and alkaline earth metal carbonates using a collector comprising at least one hydrophobically modified polyalkyleneimine Mar 15, 2011 Issued
Array ( [id] => 9215866 [patent_doc_number] => 08628662 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-14 [patent_title] => 'Filtering device comprising membrane filtering modules and assembly of modules for such a device' [patent_app_type] => utility [patent_app_number] => 13/634046 [patent_app_country] => US [patent_app_date] => 2011-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 15 [patent_no_of_words] => 5686 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13634046 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/634046
Filtering device comprising membrane filtering modules and assembly of modules for such a device Mar 8, 2011 Issued
Array ( [id] => 12112115 [patent_doc_number] => 09868093 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-16 [patent_title] => 'Flotation machine rotor' [patent_app_type] => utility [patent_app_number] => 13/581839 [patent_app_country] => US [patent_app_date] => 2011-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3495 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13581839 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/581839
Flotation machine rotor Feb 28, 2011 Issued
Array ( [id] => 8563159 [patent_doc_number] => 20120325730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-12-27 [patent_title] => 'FLOTATION MACHINE' [patent_app_type] => utility [patent_app_number] => 13/577224 [patent_app_country] => US [patent_app_date] => 2011-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2381 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13577224 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/577224
Flotation machine Feb 21, 2011 Issued
Array ( [id] => 8356244 [patent_doc_number] => 20120211407 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-23 [patent_title] => 'Dissolved Air Flotation Nozzle for Use With Self Contained Dissolved Air Flotation System' [patent_app_type] => utility [patent_app_number] => 13/029767 [patent_app_country] => US [patent_app_date] => 2011-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4720 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13029767 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/029767
Dissolved Air Flotation Nozzle for Use With Self Contained Dissolved Air Flotation System Feb 16, 2011 Abandoned
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