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] => 13577855 [patent_doc_number] => 20180340476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-29 [patent_title] => OIL PRESSURE CONTROL FOR A VARIABLE CAMSHAFT TIMING SYSTEM [patent_app_type] => utility [patent_app_number] => 15/603206 [patent_app_country] => US [patent_app_date] => 2017-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14722 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15603206 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/603206
Oil pressure control for a variable camshaft timing system May 22, 2017 Issued
Array ( [id] => 15754851 [patent_doc_number] => 10619524 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-14 [patent_title] => Variable cam timing phaser utilizing hydraulic logic element [patent_app_type] => utility [patent_app_number] => 16/306660 [patent_app_country] => US [patent_app_date] => 2017-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 9494 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 585 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16306660 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/306660
Variable cam timing phaser utilizing hydraulic logic element May 9, 2017 Issued
Array ( [id] => 11994633 [patent_doc_number] => 20170298788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-19 [patent_title] => 'VALVE OPENING/CLOSING TIMING CONTROL APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/490361 [patent_app_country] => US [patent_app_date] => 2017-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 15363 [patent_no_of_claims] => 15 [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] => 15490361 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/490361
VALVE OPENING/CLOSING TIMING CONTROL APPARATUS Apr 17, 2017 Abandoned
Array ( [id] => 14295623 [patent_doc_number] => 10287929 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-14 [patent_title] => Variable valve drive having a rocker lever [patent_app_type] => utility [patent_app_number] => 15/485572 [patent_app_country] => US [patent_app_date] => 2017-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7201 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15485572 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/485572
Variable valve drive having a rocker lever Apr 11, 2017 Issued
Array ( [id] => 13480571 [patent_doc_number] => 20180291828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => METHOD FOR HEATING A SLIDING CAMSHAFT ACTUATOR [patent_app_type] => utility [patent_app_number] => 15/483289 [patent_app_country] => US [patent_app_date] => 2017-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1614 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15483289 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/483289
Method for heating a sliding camshaft actuator Apr 9, 2017 Issued
Array ( [id] => 15103397 [patent_doc_number] => 10473004 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-12 [patent_title] => Variable valve train [patent_app_type] => utility [patent_app_number] => 16/089882 [patent_app_country] => US [patent_app_date] => 2017-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 15280 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16089882 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/089882
Variable valve train Mar 29, 2017 Issued
Array ( [id] => 14654233 [patent_doc_number] => 20190234245 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => ENGINE DEVICE [patent_app_type] => utility [patent_app_number] => 16/312114 [patent_app_country] => US [patent_app_date] => 2017-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 16312114 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/312114
Engine device Mar 28, 2017 Issued
Array ( [id] => 12683239 [patent_doc_number] => 20180119579 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => HYDRAULIC LASH ADJUSTER [patent_app_type] => utility [patent_app_number] => 15/545933 [patent_app_country] => US [patent_app_date] => 2017-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3352 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 15545933 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/545933
Hydraulic lash adjuster Mar 13, 2017 Issued
Array ( [id] => 13279329 [patent_doc_number] => 10151238 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-11 [patent_title] => Internal combustion engine for saddle-ride type vehicle [patent_app_type] => utility [patent_app_number] => 15/453186 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 9248 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15453186 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/453186
Internal combustion engine for saddle-ride type vehicle Mar 7, 2017 Issued
Array ( [id] => 14748107 [patent_doc_number] => 20190257227 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-22 [patent_title] => INDUCTIVE COUPLING TO ROCKER ARM ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 16/083913 [patent_app_country] => US [patent_app_date] => 2017-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10435 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16083913 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/083913
Inductive coupling to rocker arm assemblies Mar 7, 2017 Issued
Array ( [id] => 15497689 [patent_doc_number] => 20200049033 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/305487 [patent_app_country] => US [patent_app_date] => 2017-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7215 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16305487 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/305487
VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE Feb 28, 2017 Abandoned
Array ( [id] => 11852414 [patent_doc_number] => 20170226906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-10 [patent_title] => 'METHOD, SYSTEM, AND DEVICE FOR DECONTAMINATING POLLUTED COMBUSTION GAS USING VOLCANIC ROCK' [patent_app_type] => utility [patent_app_number] => 15/433458 [patent_app_country] => US [patent_app_date] => 2017-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12501 [patent_no_of_claims] => 23 [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] => 15433458 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/433458
METHOD, SYSTEM, AND DEVICE FOR DECONTAMINATING POLLUTED COMBUSTION GAS USING VOLCANIC ROCK Feb 14, 2017 Abandoned
Array ( [id] => 13749621 [patent_doc_number] => 10167746 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-01 [patent_title] => Method of controlling camshaft phase based on humidity [patent_app_type] => utility [patent_app_number] => 15/429219 [patent_app_country] => US [patent_app_date] => 2017-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 6746 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15429219 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/429219
Method of controlling camshaft phase based on humidity Feb 9, 2017 Issued
Array ( [id] => 13279299 [patent_doc_number] => 10151223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-11 [patent_title] => Valve deactivating system for an engine [patent_app_type] => utility [patent_app_number] => 15/429989 [patent_app_country] => US [patent_app_date] => 2017-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5500 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15429989 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/429989
Valve deactivating system for an engine Feb 9, 2017 Issued
Array ( [id] => 14853459 [patent_doc_number] => 10415445 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-09-17 [patent_title] => Forced air exhaust diffuser [patent_app_type] => utility [patent_app_number] => 15/427269 [patent_app_country] => US [patent_app_date] => 2017-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4059 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15427269 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/427269
Forced air exhaust diffuser Feb 7, 2017 Issued
Array ( [id] => 14423833 [patent_doc_number] => 10316710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-11 [patent_title] => Oil supply control device of engine [patent_app_type] => utility [patent_app_number] => 15/759962 [patent_app_country] => US [patent_app_date] => 2017-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 20424 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15759962 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/759962
Oil supply control device of engine Feb 6, 2017 Issued
Array ( [id] => 11852410 [patent_doc_number] => 20170226902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-10 [patent_title] => 'CONTROL VALVE FOR VALVE TIMING ADJUSTING DEVICE OF INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 15/423237 [patent_app_country] => US [patent_app_date] => 2017-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4748 [patent_no_of_claims] => 11 [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] => 15423237 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/423237
Control valve for valve timing adjusting device of internal combustion engine Feb 1, 2017 Issued
Array ( [id] => 13329927 [patent_doc_number] => 20180216501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-02 [patent_title] => MASS-EFFICIENT ROCKING COMPONENT [patent_app_type] => utility [patent_app_number] => 15/421795 [patent_app_country] => US [patent_app_date] => 2017-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7025 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15421795 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/421795
Mass-efficient rocking component Jan 31, 2017 Issued
Array ( [id] => 13749619 [patent_doc_number] => 10167745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-01 [patent_title] => Variable valve mechanism of internal combustion engine [patent_app_type] => utility [patent_app_number] => 15/419836 [patent_app_country] => US [patent_app_date] => 2017-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3272 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15419836 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/419836
Variable valve mechanism of internal combustion engine Jan 29, 2017 Issued
Array ( [id] => 14089193 [patent_doc_number] => 10240493 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-26 [patent_title] => Cam phaser [patent_app_type] => utility [patent_app_number] => 15/406922 [patent_app_country] => US [patent_app_date] => 2017-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2753 [patent_no_of_claims] => 16 [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] => 15406922 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/406922
Cam phaser Jan 15, 2017 Issued
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