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] => 17604756 [patent_doc_number] => 11333233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Roller tappet for a fuel pump [patent_app_type] => utility [patent_app_number] => 17/291629 [patent_app_country] => US [patent_app_date] => 2019-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1896 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17291629 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/291629
Roller tappet for a fuel pump Sep 24, 2019 Issued
Array ( [id] => 16697283 [patent_doc_number] => 10947868 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-16 [patent_title] => Block mounted overhead cam support system for internal combustion engines [patent_app_type] => utility [patent_app_number] => 16/568815 [patent_app_country] => US [patent_app_date] => 2019-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 4257 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16568815 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/568815
Block mounted overhead cam support system for internal combustion engines Sep 11, 2019 Issued
Array ( [id] => 15620089 [patent_doc_number] => 20200080449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => ELECTRICALLY-ACTUATED VCT LOCK [patent_app_type] => utility [patent_app_number] => 16/567606 [patent_app_country] => US [patent_app_date] => 2019-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16567606 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/567606
Electrically-actuated VCT lock Sep 10, 2019 Issued
Array ( [id] => 16353731 [patent_doc_number] => 10794235 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-06 [patent_title] => Automatic lash adjuster for use with high compression internal combustion engines [patent_app_type] => utility [patent_app_number] => 16/560546 [patent_app_country] => US [patent_app_date] => 2019-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5545 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16560546 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/560546
Automatic lash adjuster for use with high compression internal combustion engines Sep 3, 2019 Issued
Array ( [id] => 16361751 [patent_doc_number] => 20200318502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-08 [patent_title] => DEVICE FOR VARYING LOAD OF VALVE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/558673 [patent_app_country] => US [patent_app_date] => 2019-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16558673 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/558673
Device for varying load of valve system Sep 2, 2019 Issued
Array ( [id] => 16550246 [patent_doc_number] => 10883396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-01-05 [patent_title] => Camshaft phaser with resilient cover plate [patent_app_type] => utility [patent_app_number] => 16/546699 [patent_app_country] => US [patent_app_date] => 2019-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2620 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16546699 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/546699
Camshaft phaser with resilient cover plate Aug 20, 2019 Issued
Array ( [id] => 16353843 [patent_doc_number] => 10794347 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-06 [patent_title] => Roller reaction force lubrication system [patent_app_type] => utility [patent_app_number] => 16/537560 [patent_app_country] => US [patent_app_date] => 2019-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5248 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537560 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537560
Roller reaction force lubrication system Aug 9, 2019 Issued
Array ( [id] => 17571581 [patent_doc_number] => 11319841 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Hybrid variable valve actuation system [patent_app_type] => utility [patent_app_number] => 17/266747 [patent_app_country] => US [patent_app_date] => 2019-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2278 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17266747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/266747
Hybrid variable valve actuation system Aug 6, 2019 Issued
Array ( [id] => 17171098 [patent_doc_number] => 20210324768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => DEACTIVATING ROCKER ARM HAVING TWO-STAGE LATCH PIN [patent_app_type] => utility [patent_app_number] => 17/267451 [patent_app_country] => US [patent_app_date] => 2019-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17267451 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/267451
Deactivating rocker arm having two-stage latch pin Aug 6, 2019 Issued
Array ( [id] => 15179543 [patent_doc_number] => 20190360363 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => VALVE TRAIN CARRIER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 16/534403 [patent_app_country] => US [patent_app_date] => 2019-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3092 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16534403 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/534403
Valve train carrier assembly Aug 6, 2019 Issued
Array ( [id] => 16321769 [patent_doc_number] => 10781726 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-22 [patent_title] => Electrically latching rocker arm assembly having built-in OBD functionality [patent_app_type] => utility [patent_app_number] => 16/517628 [patent_app_country] => US [patent_app_date] => 2019-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 21 [patent_no_of_words] => 11625 [patent_no_of_claims] => 19 [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] => 16517628 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/517628
Electrically latching rocker arm assembly having built-in OBD functionality Aug 3, 2019 Issued
Array ( [id] => 17407628 [patent_doc_number] => 11248503 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Electrically activated valve actuator for an internal combustion engine [patent_app_type] => utility [patent_app_number] => 17/262020 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 1804 [patent_no_of_claims] => 7 [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] => 17262020 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/262020
Electrically activated valve actuator for an internal combustion engine Jul 28, 2019 Issued
Array ( [id] => 16127177 [patent_doc_number] => 10697334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-30 [patent_title] => Valve timing adjusting device [patent_app_type] => utility [patent_app_number] => 16/524634 [patent_app_country] => US [patent_app_date] => 2019-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 33 [patent_no_of_words] => 19531 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16524634 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/524634
Valve timing adjusting device Jul 28, 2019 Issued
Array ( [id] => 17556568 [patent_doc_number] => 11313253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-26 [patent_title] => Center pivot latched deactivating rocker arm [patent_app_type] => utility [patent_app_number] => 17/262819 [patent_app_country] => US [patent_app_date] => 2019-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4267 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17262819 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/262819
Center pivot latched deactivating rocker arm Jul 25, 2019 Issued
Array ( [id] => 15949873 [patent_doc_number] => 10662831 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-05-26 [patent_title] => Method for controlling engine having continuous variable valve duration apparatus [patent_app_type] => utility [patent_app_number] => 16/514277 [patent_app_country] => US [patent_app_date] => 2019-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4050 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16514277 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/514277
Method for controlling engine having continuous variable valve duration apparatus Jul 16, 2019 Issued
Array ( [id] => 17171100 [patent_doc_number] => 20210324770 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => Type II Valvetrains to Enable Variable Valve Actuation [patent_app_type] => utility [patent_app_number] => 17/260004 [patent_app_country] => US [patent_app_date] => 2019-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5884 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17260004 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/260004
Type II valvetrains to enable variable valve actuation Jul 11, 2019 Issued
Array ( [id] => 16492938 [patent_doc_number] => 10858967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-12-08 [patent_title] => Valve timing adjustment device and check valve [patent_app_type] => utility [patent_app_number] => 16/502404 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 31 [patent_no_of_words] => 32543 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16502404 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/502404
Valve timing adjustment device and check valve Jul 2, 2019 Issued
Array ( [id] => 16215717 [patent_doc_number] => 10731518 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => Sliding contact for electrically actuated rocker arm [patent_app_type] => utility [patent_app_number] => 16/460886 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 40 [patent_no_of_words] => 13118 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [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] => 16460886 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/460886
Sliding contact for electrically actuated rocker arm Jul 1, 2019 Issued
Array ( [id] => 17474532 [patent_doc_number] => 20220082036 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => ELECTROMAGNETIC ACTUATOR [patent_app_type] => utility [patent_app_number] => 17/425353 [patent_app_country] => US [patent_app_date] => 2019-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17425353 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/425353
Electromagnetic actuator Jun 26, 2019 Issued
Array ( [id] => 16415138 [patent_doc_number] => 10823018 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-03 [patent_title] => Valve train arrangement including engine brake system and lost-motion hydraulic lash adjuster [patent_app_type] => utility [patent_app_number] => 16/451699 [patent_app_country] => US [patent_app_date] => 2019-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 27 [patent_no_of_words] => 4815 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16451699 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/451699
Valve train arrangement including engine brake system and lost-motion hydraulic lash adjuster Jun 24, 2019 Issued
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