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] => 17640935 [patent_doc_number] => 20220168673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => Rotary Disc Filter Having a Backwash System that Includes a Compact Nozzle Support Structure [patent_app_type] => utility [patent_app_number] => 17/673036 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4262 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17673036 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/673036
Rotary disc filter having a backwash system that includes a compact nozzle support structure Feb 15, 2022 Issued
Array ( [id] => 17882569 [patent_doc_number] => 20220298046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-22 [patent_title] => Bath Water Recycling System [patent_app_type] => utility [patent_app_number] => 17/670954 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3976 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17670954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/670954
Bath water recycling system Feb 13, 2022 Issued
Array ( [id] => 19326332 [patent_doc_number] => 12044000 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Method and apparatus for controlling hazardous materials disposed within a storm water control system [patent_app_type] => utility [patent_app_number] => 17/666136 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2531 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17666136 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/666136
Method and apparatus for controlling hazardous materials disposed within a storm water control system Feb 6, 2022 Issued
17/577558 LIGHTWEIGHT FIBROUS MEDIA (LFM) FILTER Jan 17, 2022 Abandoned
Array ( [id] => 18165657 [patent_doc_number] => 20230032256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => BACKWASH SUCTION DEVICE OF FIBROUS FILTER [patent_app_type] => utility [patent_app_number] => 17/575692 [patent_app_country] => US [patent_app_date] => 2022-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4973 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575692 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575692
Backwash suction device of fibrous filter Jan 13, 2022 Issued
Array ( [id] => 17673318 [patent_doc_number] => 20220186485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => APPARATUS FOR CAPTURING AND DESTROYING HAIR WITHIN A SHOWER DRAIN [patent_app_type] => utility [patent_app_number] => 17/575072 [patent_app_country] => US [patent_app_date] => 2022-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3150 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17575072 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575072
APPARATUS FOR CAPTURING AND DESTROYING HAIR WITHIN A SHOWER DRAIN Jan 12, 2022 Abandoned
Array ( [id] => 18497994 [patent_doc_number] => 20230220694 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => Skimmer and Basket Assembly [patent_app_type] => utility [patent_app_number] => 17/570518 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4856 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17570518 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/570518
Pool skimmer assembly with securable skimmer basket facilitated by receivable engagement of the skimmer basket's handle with the skimmer housing and subsequent rotation of the handle Jan 6, 2022 Issued
Array ( [id] => 18497993 [patent_doc_number] => 20230220693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => Skimmer Cover Assembly [patent_app_type] => utility [patent_app_number] => 17/570506 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4955 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17570506 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/570506
Skimmer cover assembly Jan 6, 2022 Issued
Array ( [id] => 18497995 [patent_doc_number] => 20230220695 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => Skimmer Assembly [patent_app_type] => utility [patent_app_number] => 17/570537 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4405 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17570537 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/570537
Skimmer assembly Jan 6, 2022 Issued
Array ( [id] => 17733642 [patent_doc_number] => 20220219101 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => VERTICAL SCREW SCREEN WITH OPTIMIZED TRANSPORT FEATURES [patent_app_type] => utility [patent_app_number] => 17/647249 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3318 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17647249 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/647249
VERTICAL SCREW SCREEN WITH OPTIMIZED TRANSPORT FEATURES Jan 5, 2022 Abandoned
Array ( [id] => 17548745 [patent_doc_number] => 20220120086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => ROOF DRAIN [patent_app_type] => utility [patent_app_number] => 17/566985 [patent_app_country] => US [patent_app_date] => 2021-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12045 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17566985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/566985
ROOF DRAIN Dec 30, 2021 Pending
Array ( [id] => 18450013 [patent_doc_number] => 20230191290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => SYSTEMS AND METHODS FOR RECYCLING RECOVERED WATER UTILIZING A DEFLUIDIZING TANK [patent_app_type] => utility [patent_app_number] => 17/557999 [patent_app_country] => US [patent_app_date] => 2021-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17557999 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/557999
SYSTEMS AND METHODS FOR RECYCLING RECOVERED WATER UTILIZING A DEFLUIDIZING TANK Dec 20, 2021 Abandoned
Array ( [id] => 19002379 [patent_doc_number] => 20240066450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => GRAVITY TYPE WATER-PURIFYING DEVICE [patent_app_type] => utility [patent_app_number] => 18/258614 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18258614 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/258614
Gravity type water-purifying device Dec 16, 2021 Issued
Array ( [id] => 18452914 [patent_doc_number] => 20230194194 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => ECOLOGICAL SYSTEM FOR COOLING TOWERS ALGAE CONTROL [patent_app_type] => utility [patent_app_number] => 17/644596 [patent_app_country] => US [patent_app_date] => 2021-12-16 [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] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17644596 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/644596
Ecological system for cooling towers algae control Dec 15, 2021 Issued
Array ( [id] => 18860642 [patent_doc_number] => 20230415077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => TANK SCREEN [patent_app_type] => utility [patent_app_number] => 18/255642 [patent_app_country] => US [patent_app_date] => 2021-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8989 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18255642 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/255642
Tank inlet filters Dec 2, 2021 Issued
Array ( [id] => 17483065 [patent_doc_number] => 20220090569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => METHOD FOR DEWATERING AN OPERATING SUBSTANCE, DEWATERING DEVICE AND OPERATING-SUBSTANCE SUPPLY DEVICE [patent_app_type] => utility [patent_app_number] => 17/540634 [patent_app_country] => US [patent_app_date] => 2021-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17540634 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/540634
Dewatering fuel in a diesel locomotive Dec 1, 2021 Issued
Array ( [id] => 17639871 [patent_doc_number] => 20220167609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => Vector Control Screen For Stormwater Treatment Systems [patent_app_type] => utility [patent_app_number] => 17/537206 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17537206 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/537206
Vector control screen for stormwater treatment systems Nov 28, 2021 Issued
Array ( [id] => 17519602 [patent_doc_number] => 20220105450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => Rotary Vacuum and Screen System and Methods for Separating Solids and Liquids [patent_app_type] => utility [patent_app_number] => 17/456795 [patent_app_country] => US [patent_app_date] => 2021-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16036 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17456795 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/456795
Rotary Vacuum and Screen System and Methods for Separating Solids and Liquids Nov 28, 2021 Abandoned
Array ( [id] => 19909516 [patent_doc_number] => 12285707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Liquid solid separator wash water supply system [patent_app_type] => utility [patent_app_number] => 17/535935 [patent_app_country] => US [patent_app_date] => 2021-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17535935 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/535935
Liquid solid separator wash water supply system Nov 25, 2021 Issued
Array ( [id] => 19954599 [patent_doc_number] => 12324998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-10 [patent_title] => Liquid solid separator recirculation systems [patent_app_type] => utility [patent_app_number] => 17/535618 [patent_app_country] => US [patent_app_date] => 2021-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2429 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17535618 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/535618
Liquid solid separator recirculation systems Nov 24, 2021 Issued
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