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] => 17400335 [patent_doc_number] => 20220042425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => SLIDING MEMBER [patent_app_type] => utility [patent_app_number] => 17/437089 [patent_app_country] => US [patent_app_date] => 2020-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17437089 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/437089
Sliding member Apr 5, 2020 Issued
Array ( [id] => 17673470 [patent_doc_number] => 20220186637 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => VALVE TRAIN WITH HYDRAULIC DELAY ELEMENT FOR AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/599412 [patent_app_country] => US [patent_app_date] => 2020-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17599412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/599412
VALVE TRAIN WITH HYDRAULIC DELAY ELEMENT FOR AN INTERNAL COMBUSTION ENGINE Mar 26, 2020 Abandoned
Array ( [id] => 16925799 [patent_doc_number] => 11047267 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-29 [patent_title] => Variable valve lift system [patent_app_type] => utility [patent_app_number] => 16/823568 [patent_app_country] => US [patent_app_date] => 2020-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2675 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16823568 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/823568
Variable valve lift system Mar 18, 2020 Issued
Array ( [id] => 16344363 [patent_doc_number] => 20200309013 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-01 [patent_title] => EXHAUST PIPE STRUCTURE [patent_app_type] => utility [patent_app_number] => 16/818081 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16818081 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/818081
EXHAUST PIPE STRUCTURE Mar 12, 2020 Abandoned
Array ( [id] => 16313091 [patent_doc_number] => 20200291829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/817597 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16817597 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/817597
Valve train of an internal combustion engine Mar 11, 2020 Issued
Array ( [id] => 16313093 [patent_doc_number] => 20200291831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/817580 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4189 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16817580 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/817580
Valve train of an internal combustion engine Mar 11, 2020 Issued
Array ( [id] => 16313091 [patent_doc_number] => 20200291829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/817597 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16817597 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/817597
Valve train of an internal combustion engine Mar 11, 2020 Issued
Array ( [id] => 17714000 [patent_doc_number] => 11377985 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Switching tappet or a roller finger follower for compression release braking [patent_app_type] => utility [patent_app_number] => 16/815444 [patent_app_country] => US [patent_app_date] => 2020-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 7593 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16815444 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/815444
Switching tappet or a roller finger follower for compression release braking Mar 10, 2020 Issued
Array ( [id] => 17642654 [patent_doc_number] => 20220170392 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => BEAM-LIKE CROSSHEAD FOR A VALVE TRAIN OF A HEAVY-DUTY INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 17/442412 [patent_app_country] => US [patent_app_date] => 2020-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17442412 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/442412
BEAM-LIKE CROSSHEAD FOR A VALVE TRAIN OF A HEAVY-DUTY INTERNAL COMBUSTION ENGINE Mar 9, 2020 Abandoned
Array ( [id] => 16313090 [patent_doc_number] => 20200291828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-17 [patent_title] => VALVE CONTROL [patent_app_type] => utility [patent_app_number] => 16/813151 [patent_app_country] => US [patent_app_date] => 2020-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3638 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 355 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16813151 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/813151
Valve control Mar 8, 2020 Issued
Array ( [id] => 16269547 [patent_doc_number] => 20200271034 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => EXHAUST GAS CONVERTER BODY STRUCTURE [patent_app_type] => utility [patent_app_number] => 16/802220 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5362 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16802220 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/802220
EXHAUST GAS CONVERTER BODY STRUCTURE Feb 25, 2020 Abandoned
Array ( [id] => 19227217 [patent_doc_number] => 12006851 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Pressure fluid handling system [patent_app_type] => utility [patent_app_number] => 17/435228 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 7778 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17435228 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/435228
Pressure fluid handling system Feb 24, 2020 Issued
Array ( [id] => 16074077 [patent_doc_number] => 20200191025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => Valve Drive for an Internal Combustion Engine [patent_app_type] => utility [patent_app_number] => 16/797169 [patent_app_country] => US [patent_app_date] => 2020-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16797169 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/797169
Valve drive for an internal combustion engine Feb 20, 2020 Issued
Array ( [id] => 16500287 [patent_doc_number] => 10865665 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-15 [patent_title] => Cam phasing systems and methods [patent_app_type] => utility [patent_app_number] => 16/784085 [patent_app_country] => US [patent_app_date] => 2020-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 32 [patent_no_of_words] => 20031 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16784085 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/784085
Cam phasing systems and methods Feb 5, 2020 Issued
Array ( [id] => 17030237 [patent_doc_number] => 11092044 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-17 [patent_title] => Cylinder head [patent_app_type] => utility [patent_app_number] => 16/782340 [patent_app_country] => US [patent_app_date] => 2020-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5477 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16782340 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/782340
Cylinder head Feb 4, 2020 Issued
Array ( [id] => 16650557 [patent_doc_number] => 10927722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-23 [patent_title] => Cam phaser and mounting method [patent_app_type] => utility [patent_app_number] => 16/782194 [patent_app_country] => US [patent_app_date] => 2020-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4905 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16782194 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/782194
Cam phaser and mounting method Feb 4, 2020 Issued
Array ( [id] => 17015709 [patent_doc_number] => 11085337 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-10 [patent_title] => Valve timing adjustment device [patent_app_type] => utility [patent_app_number] => 16/775599 [patent_app_country] => US [patent_app_date] => 2020-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 6956 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 502 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775599 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775599
Valve timing adjustment device Jan 28, 2020 Issued
Array ( [id] => 16207304 [patent_doc_number] => 20200240294 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/741793 [patent_app_country] => US [patent_app_date] => 2020-01-14 [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] => -4 [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] => 16741793 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/741793
Internal combustion engine Jan 13, 2020 Issued
Array ( [id] => 16817363 [patent_doc_number] => 11002173 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-11 [patent_title] => Freezing diagnosing device and engine control apparatus [patent_app_type] => utility [patent_app_number] => 16/733826 [patent_app_country] => US [patent_app_date] => 2020-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8263 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16733826 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/733826
Freezing diagnosing device and engine control apparatus Jan 2, 2020 Issued
Array ( [id] => 18940261 [patent_doc_number] => 20240035400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Hydraulic Drive for Accelerating and Braking Components That Are To Be Moved Dynamically [patent_app_type] => utility [patent_app_number] => 18/268876 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18268876 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/268876
Hydraulic drive for accelerating and braking components Dec 19, 2019 Issued
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