Search

Michael M. Quandt

Examiner (ID: 18632, Phone: (571)272-1247 , Office: P/3745 )

Most Active Art Unit
3745
Art Unit(s)
3745
Total Applications
548
Issued Applications
305
Pending Applications
80
Abandoned Applications
182

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16484808 [patent_doc_number] => 20200378409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => VALVE DEVICE [patent_app_type] => utility [patent_app_number] => 16/970715 [patent_app_country] => US [patent_app_date] => 2019-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6075 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16970715 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/970715
VALVE DEVICE Feb 6, 2019 Pending
Array ( [id] => 16191331 [patent_doc_number] => 20200232180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => Construction Machine [patent_app_type] => utility [patent_app_number] => 16/641712 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9526 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 422 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641712 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641712
Construction machine Jan 30, 2019 Issued
Array ( [id] => 16113135 [patent_doc_number] => 20200208590 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => PISTON AND SUPPORT METHOD FOR PISTON RING GROOVE THEREOF [patent_app_type] => utility [patent_app_number] => 16/260081 [patent_app_country] => US [patent_app_date] => 2019-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6666 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16260081 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/260081
PISTON AND SUPPORT METHOD FOR PISTON RING GROOVE THEREOF Jan 27, 2019 Abandoned
Array ( [id] => 16688916 [patent_doc_number] => 20210071392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => CONSTRUCTION MACHINE [patent_app_type] => utility [patent_app_number] => 16/961006 [patent_app_country] => US [patent_app_date] => 2019-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 469 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16961006 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/961006
Construction machine Jan 9, 2019 Issued
Array ( [id] => 17770022 [patent_doc_number] => 11401955 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Piston-cylinder unit [patent_app_type] => utility [patent_app_number] => 16/965665 [patent_app_country] => US [patent_app_date] => 2019-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 3911 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16965665 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/965665
Piston-cylinder unit Jan 9, 2019 Issued
Array ( [id] => 17307689 [patent_doc_number] => 11208787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-28 [patent_title] => Hydraulic drive system for work machine [patent_app_type] => utility [patent_app_number] => 16/958516 [patent_app_country] => US [patent_app_date] => 2018-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 14665 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 472 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16958516 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/958516
Hydraulic drive system for work machine Dec 24, 2018 Issued
Array ( [id] => 16736050 [patent_doc_number] => 10961688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Construction machine [patent_app_type] => utility [patent_app_number] => 16/964248 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5857 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 407 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16964248 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/964248
Construction machine Dec 20, 2018 Issued
Array ( [id] => 17461129 [patent_doc_number] => 20220074434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => RADIAL PISTON HYDRAULIC MOTOR AND METHOD FOR CONTROLLING RADIAL PISTON HYDRAULIC MOTOR [patent_app_type] => utility [patent_app_number] => 17/415870 [patent_app_country] => US [patent_app_date] => 2018-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6243 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17415870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/415870
Radial piston hydraulic motor and method for controlling radial piston hydraulic motor Dec 19, 2018 Issued
Array ( [id] => 16633762 [patent_doc_number] => 10912245 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => System and method for regulating the flow of fluid supplied to actuators of an agricultural implement [patent_app_type] => utility [patent_app_number] => 16/220974 [patent_app_country] => US [patent_app_date] => 2018-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8105 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16220974 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/220974
System and method for regulating the flow of fluid supplied to actuators of an agricultural implement Dec 13, 2018 Issued
Array ( [id] => 17073156 [patent_doc_number] => 11109534 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Regenerative handler raise/gravity lower cylinder [patent_app_type] => utility [patent_app_number] => 16/197880 [patent_app_country] => US [patent_app_date] => 2018-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6471 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16197880 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/197880
Regenerative handler raise/gravity lower cylinder Nov 20, 2018 Issued
Array ( [id] => 19227322 [patent_doc_number] => 12006956 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Actuator device and stopping and unlocking method [patent_app_type] => utility [patent_app_number] => 16/761556 [patent_app_country] => US [patent_app_date] => 2018-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7683 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16761556 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/761556
Actuator device and stopping and unlocking method Nov 13, 2018 Issued
Array ( [id] => 15832913 [patent_doc_number] => 20200131738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => CYLINDER PROTECTION DEVICE [patent_app_type] => utility [patent_app_number] => 16/168966 [patent_app_country] => US [patent_app_date] => 2018-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4936 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16168966 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/168966
Cylinder protection device Oct 23, 2018 Issued
Array ( [id] => 16948653 [patent_doc_number] => 20210207344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => HYDRAULIC SYSTEM FOR INCREASING OPERATION SPEED OF CONSTRUCTION MACHINERY BOOM [patent_app_type] => utility [patent_app_number] => 16/755841 [patent_app_country] => US [patent_app_date] => 2018-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16755841 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/755841
HYDRAULIC SYSTEM FOR INCREASING OPERATION SPEED OF CONSTRUCTION MACHINERY BOOM Oct 10, 2018 Abandoned
Array ( [id] => 16986008 [patent_doc_number] => 11073170 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Hydraulic system and a control system for the same [patent_app_type] => utility [patent_app_number] => 16/755079 [patent_app_country] => US [patent_app_date] => 2018-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5531 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16755079 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/755079
Hydraulic system and a control system for the same Oct 4, 2018 Issued
Array ( [id] => 16207455 [patent_doc_number] => 20200240445 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => Electrohydraulic System with a Hydraulic Spindle and at least One Closed Hydraulic Circuit [patent_app_type] => utility [patent_app_number] => 16/652954 [patent_app_country] => US [patent_app_date] => 2018-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16652954 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/652954
Electrohydraulic System with a Hydraulic Spindle and at least One Closed Hydraulic Circuit Oct 4, 2018 Abandoned
Array ( [id] => 14097463 [patent_doc_number] => 20190090407 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-28 [patent_title] => SEMI-CLOSED LOOP HYDRAULIC SYSTEM FOR MATERIAL APPLICATION MACHINES [patent_app_type] => utility [patent_app_number] => 16/114895 [patent_app_country] => US [patent_app_date] => 2018-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4186 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16114895 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/114895
Semi-closed loop hydraulic system for material application machines Aug 27, 2018 Issued
Array ( [id] => 17060475 [patent_doc_number] => 11105067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Work machine [patent_app_type] => utility [patent_app_number] => 16/617093 [patent_app_country] => US [patent_app_date] => 2018-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 20 [patent_no_of_words] => 11039 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [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] => 16617093 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/617093
Work machine Aug 22, 2018 Issued
Array ( [id] => 16207125 [patent_doc_number] => 20200240115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => ELECTROMAGNETIC VALVE IDENTIFICATION DEVICE AND CONTROL UNIT INCLUDING SAME [patent_app_type] => utility [patent_app_number] => 16/643807 [patent_app_country] => US [patent_app_date] => 2018-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12046 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16643807 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/643807
ELECTROMAGNETIC VALVE IDENTIFICATION DEVICE AND CONTROL UNIT INCLUDING SAME Aug 21, 2018 Abandoned
Array ( [id] => 16550217 [patent_doc_number] => 10883367 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-05 [patent_title] => Paired air pressure energy storage device, inspection method and balance detection mechanism thereof [patent_app_type] => utility [patent_app_number] => 16/103660 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6688 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103660 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103660
Paired air pressure energy storage device, inspection method and balance detection mechanism thereof Aug 13, 2018 Issued
Array ( [id] => 13959243 [patent_doc_number] => 20190055965 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-21 [patent_title] => HYDRAULIC ACTUATOR AND MULTI-CYLINDER HYDRAULIC ACTUATOR SYSTEM [patent_app_type] => utility [patent_app_number] => 16/059215 [patent_app_country] => US [patent_app_date] => 2018-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16059215 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/059215
Hydraulic actuator and multi-cylinder hydraulic actuator system Aug 8, 2018 Issued
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