Search

Kevin H. Sprenger

Examiner (ID: 6769, Phone: (571)272-9424 , Office: P/2838 )

Most Active Art Unit
2838
Art Unit(s)
2838
Total Applications
293
Issued Applications
246
Pending Applications
0
Abandoned Applications
48

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17429111 [patent_doc_number] => 20220056819 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => METHOD FOR PRODUCING A CAMSHAFT ADJUSTER [patent_app_type] => utility [patent_app_number] => 17/377913 [patent_app_country] => US [patent_app_date] => 2021-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6698 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17377913 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377913
METHOD FOR PRODUCING A CAMSHAFT ADJUSTER Jul 15, 2021 Abandoned
Array ( [id] => 17429110 [patent_doc_number] => 20220056818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => METHOD FOR PRODUCING A CAMSHAFT ADJUSTER [patent_app_type] => utility [patent_app_number] => 17/377812 [patent_app_country] => US [patent_app_date] => 2021-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17377812 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/377812
Method for producing a camshaft adjuster Jul 15, 2021 Issued
Array ( [id] => 17527337 [patent_doc_number] => 11300014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Valve actuation system comprising finger follower for lobe switching and single source lost motion [patent_app_type] => utility [patent_app_number] => 17/305637 [patent_app_country] => US [patent_app_date] => 2021-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 10325 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17305637 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/305637
Valve actuation system comprising finger follower for lobe switching and single source lost motion Jul 11, 2021 Issued
Array ( [id] => 17588221 [patent_doc_number] => 11326480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-10 [patent_title] => Rocker arm assembly [patent_app_type] => utility [patent_app_number] => 17/371240 [patent_app_country] => US [patent_app_date] => 2021-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 6993 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17371240 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/371240
Rocker arm assembly Jul 8, 2021 Issued
Array ( [id] => 17171099 [patent_doc_number] => 20210324769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => VALVE BRIDGE COMPRISING CONVEX CHAMBERS [patent_app_type] => utility [patent_app_number] => 17/305165 [patent_app_country] => US [patent_app_date] => 2021-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11460 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17305165 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/305165
Valve bridge comprising concave chambers Jun 30, 2021 Issued
Array ( [id] => 17665841 [patent_doc_number] => 11359524 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-06-14 [patent_title] => Compression release type engine brake [patent_app_type] => utility [patent_app_number] => 17/357858 [patent_app_country] => US [patent_app_date] => 2021-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5599 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17357858 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/357858
Compression release type engine brake Jun 23, 2021 Issued
Array ( [id] => 18530615 [patent_doc_number] => 20230235685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => ROCKER ARMS [patent_app_type] => utility [patent_app_number] => 17/999625 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4553 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17999625 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/999625
Rocker arms May 27, 2021 Issued
Array ( [id] => 17082801 [patent_doc_number] => 20210277807 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-09 [patent_title] => VALVE TRAIN ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/328138 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5128 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17328138 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/328138
Valve train assembly May 23, 2021 Issued
Array ( [id] => 18888317 [patent_doc_number] => 11867083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-09 [patent_title] => Turbine blade and method for machining same [patent_app_type] => utility [patent_app_number] => 18/009402 [patent_app_country] => US [patent_app_date] => 2021-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2515 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18009402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/009402
Turbine blade and method for machining same May 20, 2021 Issued
Array ( [id] => 17067938 [patent_doc_number] => 20210270153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => HYDRAULIC ASSISTED ENGINE BRAKE MECHANISM FOR VALVE TRAIN [patent_app_type] => utility [patent_app_number] => 17/320330 [patent_app_country] => US [patent_app_date] => 2021-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2268 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17320330 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/320330
HYDRAULIC ASSISTED ENGINE BRAKE MECHANISM FOR VALVE TRAIN May 13, 2021 Abandoned
Array ( [id] => 18420957 [patent_doc_number] => 20230175420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => LASH ADJUSTER WITH HYDRAULIC LASH ASSEMBLY AND MECHANICAL LASH ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/998405 [patent_app_country] => US [patent_app_date] => 2021-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17998405 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/998405
Lash adjuster with hydraulic lash assembly and mechanical lash assembly May 12, 2021 Issued
Array ( [id] => 17052932 [patent_doc_number] => 20210262366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => ROCKER ARM ASSEMBLY WITH LOST MOTION SPRING [patent_app_type] => utility [patent_app_number] => 17/315534 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7476 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17315534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/315534
Rocker arm assembly with lost motion spring May 9, 2021 Issued
Array ( [id] => 18290313 [patent_doc_number] => 11619180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Valve actuation system comprising lost motion and high lift transfer components in a main motion load path [patent_app_type] => utility [patent_app_number] => 17/302475 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 7283 [patent_no_of_claims] => 16 [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] => 17302475 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/302475
Valve actuation system comprising lost motion and high lift transfer components in a main motion load path May 3, 2021 Issued
Array ( [id] => 18436850 [patent_doc_number] => 20230184144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => LOST MOTION MECHANISMS AND ACTUATORS [patent_app_type] => utility [patent_app_number] => 17/996796 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4119 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17996796 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/996796
Lost motion mechanisms and actuators Apr 20, 2021 Issued
Array ( [id] => 18701938 [patent_doc_number] => 11788440 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-17 [patent_title] => Cover body for valve rotating device, corresponding valve rotating device and method for producing the cover body [patent_app_type] => utility [patent_app_number] => 17/232637 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3366 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17232637 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/232637
Cover body for valve rotating device, corresponding valve rotating device and method for producing the cover body Apr 15, 2021 Issued
Array ( [id] => 17193692 [patent_doc_number] => 11162438 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-02 [patent_title] => Valve actuation and sequencing for cylinder deactivation and high-power density (HPD) braking [patent_app_type] => utility [patent_app_number] => 17/301419 [patent_app_country] => US [patent_app_date] => 2021-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 7746 [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] => 17301419 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301419
Valve actuation and sequencing for cylinder deactivation and high-power density (HPD) braking Apr 1, 2021 Issued
Array ( [id] => 17378643 [patent_doc_number] => 11236644 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-02-01 [patent_title] => System and method for rocker assembly [patent_app_type] => utility [patent_app_number] => 17/219478 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 6420 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17219478 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/219478
System and method for rocker assembly Mar 30, 2021 Issued
Array ( [id] => 19609223 [patent_doc_number] => 12158091 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => V-type engine, outboard motor, and watercraft [patent_app_type] => utility [patent_app_number] => 18/550211 [patent_app_country] => US [patent_app_date] => 2021-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4625 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18550211 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/550211
V-type engine, outboard motor, and watercraft Mar 18, 2021 Issued
Array ( [id] => 18135156 [patent_doc_number] => 11560813 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-24 [patent_title] => Recirculating hydraulic fluid control valve [patent_app_type] => utility [patent_app_number] => 17/205434 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 9564 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17205434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/205434
Recirculating hydraulic fluid control valve Mar 17, 2021 Issued
Array ( [id] => 17393772 [patent_doc_number] => 11242776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Valve open-close timing control device [patent_app_type] => utility [patent_app_number] => 17/205588 [patent_app_country] => US [patent_app_date] => 2021-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 8820 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17205588 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/205588
Valve open-close timing control device Mar 17, 2021 Issued
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