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] => 15072657 [patent_doc_number] => 10465807 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-05 [patent_title] => Cone valve [patent_app_type] => utility [patent_app_number] => 15/520798 [patent_app_country] => US [patent_app_date] => 2015-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 7320 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15520798 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/520798
Cone valve Jun 30, 2015 Issued
Array ( [id] => 11350953 [patent_doc_number] => 20160369694 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-22 [patent_title] => 'VALVE ASSEMBLY WITH OIL SHUT-OFF VALVE' [patent_app_type] => utility [patent_app_number] => 14/743258 [patent_app_country] => US [patent_app_date] => 2015-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6199 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [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] => 14743258 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/743258
Valve assembly with oil shut-off valve Jun 17, 2015 Issued
Array ( [id] => 10484046 [patent_doc_number] => 20150369065 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-24 [patent_title] => 'NACELLE AIR SCOOP ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 14/743584 [patent_app_country] => US [patent_app_date] => 2015-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3419 [patent_no_of_claims] => 20 [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] => 14743584 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/743584
NACELLE AIR SCOOP ASSEMBLY Jun 17, 2015 Abandoned
Array ( [id] => 11350956 [patent_doc_number] => 20160369696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-22 [patent_title] => 'MULTI-FLAPPER CHECK VALVE WITHOUT CENTER SUPPORTS' [patent_app_type] => utility [patent_app_number] => 14/742121 [patent_app_country] => US [patent_app_date] => 2015-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4866 [patent_no_of_claims] => 20 [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] => 14742121 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/742121
Multi-flapper check valve without center supports Jun 16, 2015 Issued
Array ( [id] => 15228691 [patent_doc_number] => 10502060 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-10 [patent_title] => Rotor and gas turbine engine including same [patent_app_type] => utility [patent_app_number] => 14/742162 [patent_app_country] => US [patent_app_date] => 2015-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3806 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14742162 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/742162
Rotor and gas turbine engine including same Jun 16, 2015 Issued
Array ( [id] => 10476798 [patent_doc_number] => 20150361816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-17 [patent_title] => 'BRUSH SEAL ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 14/742455 [patent_app_country] => US [patent_app_date] => 2015-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 10497 [patent_no_of_claims] => 20 [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] => 14742455 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/742455
Brush seal assembly Jun 16, 2015 Issued
Array ( [id] => 13857441 [patent_doc_number] => 10190432 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-29 [patent_title] => Brush seal assembly [patent_app_type] => utility [patent_app_number] => 14/742448 [patent_app_country] => US [patent_app_date] => 2015-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 13699 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14742448 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/742448
Brush seal assembly Jun 16, 2015 Issued
Array ( [id] => 11679156 [patent_doc_number] => 09677676 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-06-13 [patent_title] => 'One-way check valve for solid particulate flow pipeline' [patent_app_type] => utility [patent_app_number] => 14/737419 [patent_app_country] => US [patent_app_date] => 2015-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2298 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14737419 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/737419
One-way check valve for solid particulate flow pipeline Jun 10, 2015 Issued
Array ( [id] => 13660395 [patent_doc_number] => 10160346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-25 [patent_title] => Exhaust port structure of fuel cell vehicle [patent_app_type] => utility [patent_app_number] => 14/729146 [patent_app_country] => US [patent_app_date] => 2015-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2427 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14729146 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/729146
Exhaust port structure of fuel cell vehicle Jun 2, 2015 Issued
Array ( [id] => 10460628 [patent_doc_number] => 20150345644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-03 [patent_title] => 'BUTTERFLY VALVE' [patent_app_type] => utility [patent_app_number] => 14/725723 [patent_app_country] => US [patent_app_date] => 2015-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5311 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14725723 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/725723
BUTTERFLY VALVE May 28, 2015 Abandoned
Array ( [id] => 11312684 [patent_doc_number] => 20160348794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-12-01 [patent_title] => 'SAFETY GLOBE VALVE & METHOD TO PREVENT ACCIDENTAL VALVE OPENINGS' [patent_app_type] => utility [patent_app_number] => 14/722420 [patent_app_country] => US [patent_app_date] => 2015-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8046 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [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] => 14722420 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/722420
SAFETY GLOBE VALVE & METHOD TO PREVENT ACCIDENTAL VALVE OPENINGS May 26, 2015 Abandoned
Array ( [id] => 11529509 [patent_doc_number] => 20170089486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-30 [patent_title] => 'IMPROVED FLOW-CONTROL DEVICE WITH REDUCED WEIGHT' [patent_app_type] => utility [patent_app_number] => 15/312380 [patent_app_country] => US [patent_app_date] => 2015-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2395 [patent_no_of_claims] => 5 [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] => 15312380 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/312380
Flow-control device with reduced weight May 19, 2015 Issued
Array ( [id] => 10438086 [patent_doc_number] => 20150323098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-12 [patent_title] => 'LIGHTED MUNICIPAL VALVE KEY' [patent_app_type] => utility [patent_app_number] => 14/705622 [patent_app_country] => US [patent_app_date] => 2015-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1219 [patent_no_of_claims] => 19 [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] => 14705622 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/705622
Lighted municipal valve key May 5, 2015 Issued
Array ( [id] => 10423711 [patent_doc_number] => 20150308722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-10-29 [patent_title] => 'Flow Control Valve for Injecting Oil into an Air Conditioning Circuit' [patent_app_type] => utility [patent_app_number] => 14/697705 [patent_app_country] => US [patent_app_date] => 2015-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6057 [patent_no_of_claims] => 19 [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] => 14697705 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/697705
Flow control valve for injecting oil into an air conditioning circuit Apr 27, 2015 Issued
Array ( [id] => 11115982 [patent_doc_number] => 20160312955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-27 [patent_title] => 'PRESSURE REDUCING SYSTEM BY CASCADE PRESSURE STEP DOWN' [patent_app_type] => utility [patent_app_number] => 14/694413 [patent_app_country] => US [patent_app_date] => 2015-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4393 [patent_no_of_claims] => 20 [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] => 14694413 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/694413
Pressure reducing system by cascade pressure step down Apr 22, 2015 Issued
Array ( [id] => 11113800 [patent_doc_number] => 20160310772 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-27 [patent_title] => 'Collection and Recycling System for Contents of Sprinkler System' [patent_app_type] => utility [patent_app_number] => 14/692501 [patent_app_country] => US [patent_app_date] => 2015-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3831 [patent_no_of_claims] => 13 [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] => 14692501 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/692501
Collection and Recycling System for Contents of Sprinkler System Apr 20, 2015 Abandoned
Array ( [id] => 11108621 [patent_doc_number] => 20160305591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-10-20 [patent_title] => 'GRIPPER TYPE DUAL STOP-REVERSAL QUICK-RELEASE CONNECTOR STRUCTURE, AND WATER SUPPLY DEVICE AND WATER-COOLING SYSTEM THEREOF' [patent_app_type] => utility [patent_app_number] => 14/688535 [patent_app_country] => US [patent_app_date] => 2015-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2606 [patent_no_of_claims] => 12 [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] => 14688535 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/688535
GRIPPER TYPE DUAL STOP-REVERSAL QUICK-RELEASE CONNECTOR STRUCTURE, AND WATER SUPPLY DEVICE AND WATER-COOLING SYSTEM THEREOF Apr 15, 2015 Abandoned
Array ( [id] => 11550100 [patent_doc_number] => 09618944 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-04-11 [patent_title] => 'Pressure controller system valve characterization' [patent_app_type] => utility [patent_app_number] => 14/686344 [patent_app_country] => US [patent_app_date] => 2015-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4617 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14686344 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/686344
Pressure controller system valve characterization Apr 13, 2015 Issued
14/672271 PISTOL GRIP SUCTION FLOW VALVE Mar 29, 2015 Abandoned
Array ( [id] => 11084910 [patent_doc_number] => 20160281875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-09-29 [patent_title] => 'ROLLOVER VENT VALVE' [patent_app_type] => utility [patent_app_number] => 14/670666 [patent_app_country] => US [patent_app_date] => 2015-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7717 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14670666 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/670666
ROLLOVER VENT VALVE Mar 26, 2015 Abandoned
Menu