Search

David L. Andrews

Examiner (ID: 15064, Phone: (571)272-6558 , Office: P/3672 )

Most Active Art Unit
3672
Art Unit(s)
3672
Total Applications
1177
Issued Applications
805
Pending Applications
87
Abandoned Applications
303

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16525841 [patent_doc_number] => 20200399921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => PORTABLE SIPHON EFFECT VACUUM CLEANING DEVICE FOR LIQUID FILLED VESSELS [patent_app_type] => utility [patent_app_number] => 16/447385 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3668 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16447385 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447385
PORTABLE SIPHON EFFECT VACUUM CLEANING DEVICE FOR LIQUID FILLED VESSELS Jun 19, 2019 Abandoned
Array ( [id] => 16154267 [patent_doc_number] => 20200215366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => FLAME ARRESTOR [patent_app_type] => utility [patent_app_number] => 16/442175 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6328 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16442175 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/442175
Flame arrestor Jun 13, 2019 Issued
Array ( [id] => 14898527 [patent_doc_number] => 20190293029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-26 [patent_title] => METHOD FOR DELIVERING A FLUID STORED IN LIQUEFIED FORM TO AN END USER IN GASEOUS FORM [patent_app_type] => utility [patent_app_number] => 16/437804 [patent_app_country] => US [patent_app_date] => 2019-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6051 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16437804 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/437804
Method for delivering a fluid stored in liquefied form to an end user in gaseous form Jun 10, 2019 Issued
Array ( [id] => 16591301 [patent_doc_number] => 10900554 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Vehicle transfer [patent_app_type] => utility [patent_app_number] => 16/430797 [patent_app_country] => US [patent_app_date] => 2019-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 9152 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16430797 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/430797
Vehicle transfer Jun 3, 2019 Issued
Array ( [id] => 15211873 [patent_doc_number] => 20190368623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => PRESSURE RELIEF DEVICE FOR POWER TRANSFORMERS [patent_app_type] => utility [patent_app_number] => 16/429508 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5476 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16429508 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/429508
PRESSURE RELIEF DEVICE FOR POWER TRANSFORMERS Jun 2, 2019 Abandoned
Array ( [id] => 15207371 [patent_doc_number] => 20190366372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => HOLDER DEVICE WITH WATERWAY SWITCHING FUNCTION [patent_app_type] => utility [patent_app_number] => 16/429933 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4236 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16429933 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/429933
Holder device with waterway switching function Jun 2, 2019 Issued
Array ( [id] => 16564738 [patent_doc_number] => 10890100 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-12 [patent_title] => Integrated flow control valve and engine system including the same [patent_app_type] => utility [patent_app_number] => 16/430141 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6209 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 474 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16430141 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/430141
Integrated flow control valve and engine system including the same Jun 2, 2019 Issued
Array ( [id] => 16484495 [patent_doc_number] => 20200378096 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => BRIDGE-STYLE FAUCET FOR SINGLE-HOLE INSTALLATION [patent_app_type] => utility [patent_app_number] => 16/428533 [patent_app_country] => US [patent_app_date] => 2019-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16428533 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/428533
Bridge-style faucet for single-hole installation May 30, 2019 Issued
Array ( [id] => 16491272 [patent_doc_number] => 10857291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-08 [patent_title] => Medical pump comprising a hose clamp seating, hose clamp and a system consisting thereof [patent_app_type] => utility [patent_app_number] => 16/425320 [patent_app_country] => US [patent_app_date] => 2019-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 7163 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16425320 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/425320
Medical pump comprising a hose clamp seating, hose clamp and a system consisting thereof May 28, 2019 Issued
Array ( [id] => 16469141 [patent_doc_number] => 20200370678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => CHECK VALVE STOP WITH POWDER DAMPER AND METHOD OF MAKING [patent_app_type] => utility [patent_app_number] => 16/420615 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2127 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 16420615 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/420615
CHECK VALVE STOP WITH POWDER DAMPER AND METHOD OF MAKING May 22, 2019 Abandoned
Array ( [id] => 15177173 [patent_doc_number] => 20190359178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => VEHICLE CAMERA AND SENSOR WASHER MANIFOLD ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/418660 [patent_app_country] => US [patent_app_date] => 2019-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2889 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16418660 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/418660
VEHICLE CAMERA AND SENSOR WASHER MANIFOLD ASSEMBLY May 20, 2019 Abandoned
Array ( [id] => 14805391 [patent_doc_number] => 20190269305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-05 [patent_title] => PRESSURE RELIEF VENT FOR SEALED INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 16/414384 [patent_app_country] => US [patent_app_date] => 2019-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16414384 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/414384
Pressure relief vent for sealed instruments May 15, 2019 Issued
Array ( [id] => 16916609 [patent_doc_number] => 20210189701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => METHOD FOR OPERATING A CIRCULATION SYSTEM, AND CIRCULATION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/055344 [patent_app_country] => US [patent_app_date] => 2019-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7245 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17055344 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/055344
Method for operating a circulation system, and circulation system May 14, 2019 Issued
Array ( [id] => 18605489 [patent_doc_number] => 11746946 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => ADA-compliant pipe-insulating sleeves [patent_app_type] => utility [patent_app_number] => 16/402386 [patent_app_country] => US [patent_app_date] => 2019-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 34 [patent_no_of_words] => 12353 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 570 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16402386 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/402386
ADA-compliant pipe-insulating sleeves May 2, 2019 Issued
Array ( [id] => 16532408 [patent_doc_number] => 10874987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-29 [patent_title] => Variable drain flow restrictor [patent_app_type] => utility [patent_app_number] => 16/400437 [patent_app_country] => US [patent_app_date] => 2019-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6080 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16400437 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/400437
Variable drain flow restrictor Apr 30, 2019 Issued
Array ( [id] => 17105142 [patent_doc_number] => 11125346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-21 [patent_title] => Prevention of gas migration through downhole control lines [patent_app_type] => utility [patent_app_number] => 16/398480 [patent_app_country] => US [patent_app_date] => 2019-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4380 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16398480 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/398480
Prevention of gas migration through downhole control lines Apr 29, 2019 Issued
Array ( [id] => 14869895 [patent_doc_number] => 20190285189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => Torsional Spring Actuated Thermal Valve [patent_app_type] => utility [patent_app_number] => 16/397526 [patent_app_country] => US [patent_app_date] => 2019-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6258 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16397526 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/397526
Torsional spring actuated thermal valve Apr 28, 2019 Issued
Array ( [id] => 14542171 [patent_doc_number] => 20190206707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => METHODS AND ASSEMBLIES FOR GAS FLOW RATIO CONTROL [patent_app_type] => utility [patent_app_number] => 16/293341 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16293341 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/293341
Methods and assemblies for gas flow ratio control Mar 4, 2019 Issued
Array ( [id] => 18261221 [patent_doc_number] => 11608919 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Universal quick disconnect [patent_app_type] => utility [patent_app_number] => 16/287418 [patent_app_country] => US [patent_app_date] => 2019-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 27 [patent_no_of_words] => 5820 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16287418 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/287418
Universal quick disconnect Feb 26, 2019 Issued
Array ( [id] => 15851587 [patent_doc_number] => 10641062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-05-05 [patent_title] => Dart valve with centralizer [patent_app_type] => utility [patent_app_number] => 16/274063 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3173 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16274063 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/274063
Dart valve with centralizer Feb 11, 2019 Issued
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