Search

David A. Saunders

Examiner (ID: 9415)

Most Active Art Unit
1644
Art Unit(s)
2899, 1801, 1621, 1802, 1816, 1633, 1208, 1644
Total Applications
1367
Issued Applications
898
Pending Applications
119
Abandoned Applications
350

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18879765 [patent_doc_number] => 20240003134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => ROOF DRAIN COVER [patent_app_type] => utility [patent_app_number] => 18/312542 [patent_app_country] => US [patent_app_date] => 2023-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 49377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312542
ROOF DRAIN COVER May 3, 2023 Pending
Array ( [id] => 20527674 [patent_doc_number] => 12546102 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Linear or trench drain systems [patent_app_type] => utility [patent_app_number] => 18/309877 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309877 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309877
Linear or trench drain systems Apr 30, 2023 Issued
Array ( [id] => 18596323 [patent_doc_number] => 20230271114 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => METHOD AND APPARATUS FOR FILTERING FLUID IN NUCLEAR POWER GENERATION [patent_app_type] => utility [patent_app_number] => 18/302121 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18302121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/302121
Method and apparatus for filtering fluid in nuclear power generation Apr 17, 2023 Issued
Array ( [id] => 19520131 [patent_doc_number] => 12121833 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Slurry filtering apparatus and coating system [patent_app_type] => utility [patent_app_number] => 18/298392 [patent_app_country] => US [patent_app_date] => 2023-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4459 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18298392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/298392
Slurry filtering apparatus and coating system Apr 10, 2023 Issued
Array ( [id] => 20142259 [patent_doc_number] => 12376572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Industrialized fish and algae farming system and method with recirculating water [patent_app_type] => utility [patent_app_number] => 18/130457 [patent_app_country] => US [patent_app_date] => 2023-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3812 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 402 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130457
Industrialized fish and algae farming system and method with recirculating water Apr 3, 2023 Issued
Array ( [id] => 19464845 [patent_doc_number] => 20240318514 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => SYSTEMS AND METHODS FOR OPERATING CANDLE FILTERS TO RECOVER GLYCOLS FROM DRILLING OPERATIONS [patent_app_type] => utility [patent_app_number] => 18/187228 [patent_app_country] => US [patent_app_date] => 2023-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18187228 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/187228
Systems and methods for operating candle filters to recover glycols from drilling operations Mar 20, 2023 Issued
Array ( [id] => 18434752 [patent_doc_number] => 20230182046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => FILTER ARRANGEMENTS [patent_app_type] => utility [patent_app_number] => 18/164107 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164107 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164107
FILTER ARRANGEMENTS Feb 2, 2023 Pending
Array ( [id] => 19535800 [patent_doc_number] => 12128334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Filter press with threadably advanced filtrate receiving plunger [patent_app_type] => utility [patent_app_number] => 18/161910 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 5577 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 341 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18161910 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/161910
Filter press with threadably advanced filtrate receiving plunger Jan 30, 2023 Issued
Array ( [id] => 18530449 [patent_doc_number] => 20230235519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => STORM WATER AND TRAFFIC COLLECTOR BOX CULVERT [patent_app_type] => utility [patent_app_number] => 18/161457 [patent_app_country] => US [patent_app_date] => 2023-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7908 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18161457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/161457
STORM WATER AND TRAFFIC COLLECTOR BOX CULVERT Jan 29, 2023 Abandoned
Array ( [id] => 19808564 [patent_doc_number] => 12239924 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Collar having modular parts for supporting stratified filtration [patent_app_type] => utility [patent_app_number] => 18/160158 [patent_app_country] => US [patent_app_date] => 2023-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 8255 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18160158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/160158
Collar having modular parts for supporting stratified filtration Jan 25, 2023 Issued
Array ( [id] => 18511894 [patent_doc_number] => 20230228087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => ROOF DRAIN ATTACHMENT [patent_app_type] => utility [patent_app_number] => 18/157042 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11004 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18157042 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/157042
ROOF DRAIN ATTACHMENT Jan 18, 2023 Abandoned
Array ( [id] => 18510362 [patent_doc_number] => 20230226470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => CANDLE FILTER DEVICE [patent_app_type] => utility [patent_app_number] => 18/096880 [patent_app_country] => US [patent_app_date] => 2023-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4843 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18096880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/096880
CANDLE FILTER DEVICE Jan 12, 2023 Pending
Array ( [id] => 18451246 [patent_doc_number] => 20230192523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => ALGAE PREVENTIVE DEVICE [patent_app_type] => utility [patent_app_number] => 18/083505 [patent_app_country] => US [patent_app_date] => 2022-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18083505 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/083505
ALGAE PREVENTIVE DEVICE Dec 16, 2022 Abandoned
Array ( [id] => 19246120 [patent_doc_number] => 20240197104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => FILTER FOR USE IN COMMERCIAL SIZE BREWING DEVICES AND MACHINES [patent_app_type] => utility [patent_app_number] => 18/081722 [patent_app_country] => US [patent_app_date] => 2022-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1495 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18081722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/081722
FILTER FOR USE IN COMMERCIAL SIZE BREWING DEVICES AND MACHINES Dec 14, 2022 Pending
Array ( [id] => 20493034 [patent_doc_number] => 12534899 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Trench drains with suspended grates [patent_app_type] => utility [patent_app_number] => 18/078485 [patent_app_country] => US [patent_app_date] => 2022-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18078485 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/078485
Trench drains with suspended grates Dec 8, 2022 Issued
Array ( [id] => 19201756 [patent_doc_number] => 20240173655 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => MICROPLASTIC FILTER FOR WASHING MACHINES OR OTHER APPLIANCES [patent_app_type] => utility [patent_app_number] => 18/058792 [patent_app_country] => US [patent_app_date] => 2022-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4411 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058792 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058792
Microplastic filter for washing machines or other appliances Nov 24, 2022 Issued
Array ( [id] => 18666011 [patent_doc_number] => 11772887 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Disposable sheath for oil filter removal and containment [patent_app_type] => utility [patent_app_number] => 18/052741 [patent_app_country] => US [patent_app_date] => 2022-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 1629 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [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] => 18052741 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/052741
Disposable sheath for oil filter removal and containment Nov 3, 2022 Issued
Array ( [id] => 19002368 [patent_doc_number] => 20240066439 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => Filtration Media for Filtration/Purification of a Liquid or Gas, Related Reactor Modules, Filtration Devices and Methods [patent_app_type] => utility [patent_app_number] => 17/967052 [patent_app_country] => US [patent_app_date] => 2022-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5142 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17967052 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/967052
Method of reducing the concentration of hydrogen sulfide in a gas stream Oct 16, 2022 Issued
Array ( [id] => 18298848 [patent_doc_number] => 20230108534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => PROMENADE DRAIN [patent_app_type] => utility [patent_app_number] => 17/937722 [patent_app_country] => US [patent_app_date] => 2022-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7584 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17937722 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/937722
PROMENADE DRAIN Oct 2, 2022 Pending
Array ( [id] => 18843096 [patent_doc_number] => 20230405500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => WASTEWATER HEAT EXCHANGE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/950842 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8981 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17950842 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/950842
Wastewater heat exchange system Sep 21, 2022 Issued
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