Search

Roberta D. Prendergast

Examiner (ID: 16810, Phone: (571)272-7647 , Office: P/2611 )

Most Active Art Unit
2628
Art Unit(s)
2614, 2679, 2628, 2671, 2611
Total Applications
255
Issued Applications
133
Pending Applications
10
Abandoned Applications
112

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 8268642 [patent_doc_number] => 08210143 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-07-03 [patent_title] => 'Adjustable camshaft arrangement' [patent_app_type] => utility [patent_app_number] => 13/133493 [patent_app_country] => US [patent_app_date] => 2009-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6105 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13133493 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/133493
Adjustable camshaft arrangement Nov 12, 2009 Issued
Array ( [id] => 6300540 [patent_doc_number] => 20100108007 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'ROCKER SHAFT MOUNTED ENGINE BRAKE' [patent_app_type] => utility [patent_app_number] => 12/611297 [patent_app_country] => US [patent_app_date] => 2009-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5789 [patent_no_of_claims] => 17 [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] => publications/A1/0108/20100108007.pdf [firstpage_image] =>[orig_patent_app_number] => 12611297 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/611297
ROCKER SHAFT MOUNTED ENGINE BRAKE Nov 2, 2009 Abandoned
Array ( [id] => 6300522 [patent_doc_number] => 20100108003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-06 [patent_title] => 'Gas Exchange Valve For Internal Conbustion Engines' [patent_app_type] => utility [patent_app_number] => 12/608577 [patent_app_country] => US [patent_app_date] => 2009-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5809 [patent_no_of_claims] => 18 [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] => publications/A1/0108/20100108003.pdf [firstpage_image] =>[orig_patent_app_number] => 12608577 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/608577
Gas exchange valve for internal combustion engines Oct 28, 2009 Issued
Array ( [id] => 5978208 [patent_doc_number] => 20110094466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-04-28 [patent_title] => 'ENGINE ASSEMBLY INCLUDING CAM PHASER WITH DUAL LOCK POSITION' [patent_app_type] => utility [patent_app_number] => 12/607148 [patent_app_country] => US [patent_app_date] => 2009-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2602 [patent_no_of_claims] => 20 [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] => publications/A1/0094/20110094466.pdf [firstpage_image] =>[orig_patent_app_number] => 12607148 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/607148
Engine assembly including cam phaser with dual lock position Oct 27, 2009 Issued
Array ( [id] => 8589967 [patent_doc_number] => 08347835 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-08 [patent_title] => 'Engine assembly including secondary oil pump and pump mounting structure' [patent_app_type] => utility [patent_app_number] => 12/605668 [patent_app_country] => US [patent_app_date] => 2009-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2367 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12605668 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/605668
Engine assembly including secondary oil pump and pump mounting structure Oct 25, 2009 Issued
Array ( [id] => 6538360 [patent_doc_number] => 20100126452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-27 [patent_title] => 'APPARATUS FOR PREVENTING OIL FROM DRAINING IN ENGINE HAVING HLA' [patent_app_type] => utility [patent_app_number] => 12/606016 [patent_app_country] => US [patent_app_date] => 2009-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2919 [patent_no_of_claims] => 12 [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] => publications/A1/0126/20100126452.pdf [firstpage_image] =>[orig_patent_app_number] => 12606016 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/606016
Apparatus for preventing oil from draining in engine having HLA Oct 25, 2009 Issued
Array ( [id] => 6036192 [patent_doc_number] => 20110089350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-04-21 [patent_title] => 'FLUID-BIASED HYDRAULIC CONTROL VALVE WITH ARMATURE PISTON' [patent_app_type] => utility [patent_app_number] => 12/582085 [patent_app_country] => US [patent_app_date] => 2009-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3648 [patent_no_of_claims] => 14 [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] => publications/A1/0089/20110089350.pdf [firstpage_image] =>[orig_patent_app_number] => 12582085 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/582085
Fluid-biased hydraulic control valve with armature piston Oct 19, 2009 Issued
Array ( [id] => 6629844 [patent_doc_number] => 20100035196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-11 [patent_title] => 'PILOT ASSEMBLIES FOR HEATING DEVICES' [patent_app_type] => utility [patent_app_number] => 12/581758 [patent_app_country] => US [patent_app_date] => 2009-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 12892 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0035/20100035196.pdf [firstpage_image] =>[orig_patent_app_number] => 12581758 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/581758
Pilot assemblies for heating devices Oct 18, 2009 Issued
Array ( [id] => 6595836 [patent_doc_number] => 20100170462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-08 [patent_title] => 'OFFSET ROCKER ARM ASSEMBLY FOR THRUST LOAD APPLICATIONS' [patent_app_type] => utility [patent_app_number] => 12/580522 [patent_app_country] => US [patent_app_date] => 2009-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2378 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20100170462.pdf [firstpage_image] =>[orig_patent_app_number] => 12580522 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/580522
Offset rocker arm assembly for thrust load applications Oct 15, 2009 Issued
Array ( [id] => 8662452 [patent_doc_number] => 08375906 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-19 [patent_title] => 'Camshaft phaser for a concentric camshaft' [patent_app_type] => utility [patent_app_number] => 12/572376 [patent_app_country] => US [patent_app_date] => 2009-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2343 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [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] => 12572376 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/572376
Camshaft phaser for a concentric camshaft Oct 1, 2009 Issued
Array ( [id] => 9182110 [patent_doc_number] => 08622036 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-01-07 [patent_title] => 'Engine including cylinder deactivation assembly and method of control' [patent_app_type] => utility [patent_app_number] => 12/572574 [patent_app_country] => US [patent_app_date] => 2009-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 7732 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12572574 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/572574
Engine including cylinder deactivation assembly and method of control Oct 1, 2009 Issued
Array ( [id] => 6447798 [patent_doc_number] => 20100089351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'CAMSHAFT PHASER FOR A CONCENTRIC CAMSHAFT' [patent_app_type] => utility [patent_app_number] => 12/571668 [patent_app_country] => US [patent_app_date] => 2009-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2296 [patent_no_of_claims] => 7 [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] => publications/A1/0089/20100089351.pdf [firstpage_image] =>[orig_patent_app_number] => 12571668 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/571668
Camshaft phaser for a concentric camshaft Sep 30, 2009 Issued
Array ( [id] => 8273973 [patent_doc_number] => 20120167846 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-05 [patent_title] => 'VALVE TIMING REGULATOR' [patent_app_type] => utility [patent_app_number] => 13/376101 [patent_app_country] => US [patent_app_date] => 2009-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3681 [patent_no_of_claims] => 4 [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] => 13376101 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/376101
VALVE TIMING REGULATOR Sep 24, 2009 Abandoned
Array ( [id] => 6566938 [patent_doc_number] => 20100095919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-22 [patent_title] => 'ELECTROMAGNET MOUNTING AND CONTROL SYSTEM FOR A VARIABLE CAMSHAFT PHASER CONTAINING MAGNETO-RHEOLOGICAL FLUID' [patent_app_type] => utility [patent_app_number] => 12/566164 [patent_app_country] => US [patent_app_date] => 2009-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3269 [patent_no_of_claims] => 6 [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] => publications/A1/0095/20100095919.pdf [firstpage_image] =>[orig_patent_app_number] => 12566164 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/566164
Electromagnet mounting and control system for a variable camshaft phaser containing magneto-rheological fluid Sep 23, 2009 Issued
Array ( [id] => 6354119 [patent_doc_number] => 20100077976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-01 [patent_title] => 'Internal combustion engine with variable valve control system' [patent_app_type] => utility [patent_app_number] => 12/586225 [patent_app_country] => US [patent_app_date] => 2009-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 22472 [patent_no_of_claims] => 20 [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] => publications/A1/0077/20100077976.pdf [firstpage_image] =>[orig_patent_app_number] => 12586225 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/586225
Internal combustion engine with variable valve control system Sep 17, 2009 Issued
Array ( [id] => 9252762 [patent_doc_number] => 08616168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-31 [patent_title] => 'Alignment device for use with a tappet' [patent_app_type] => utility [patent_app_number] => 12/990452 [patent_app_country] => US [patent_app_date] => 2009-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3660 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12990452 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/990452
Alignment device for use with a tappet Sep 3, 2009 Issued
Array ( [id] => 6538336 [patent_doc_number] => 20100126448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-27 [patent_title] => 'VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE' [patent_app_type] => utility [patent_app_number] => 12/543115 [patent_app_country] => US [patent_app_date] => 2009-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2432 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0126/20100126448.pdf [firstpage_image] =>[orig_patent_app_number] => 12543115 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/543115
Valve drive of an internal combustion engine Aug 17, 2009 Issued
Array ( [id] => 7525915 [patent_doc_number] => 08042502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-25 [patent_title] => 'Valve drive for an internal combustion engine, in particular with a decompression brake' [patent_app_type] => utility [patent_app_number] => 12/537335 [patent_app_country] => US [patent_app_date] => 2009-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2879 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/042/08042502.pdf [firstpage_image] =>[orig_patent_app_number] => 12537335 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/537335
Valve drive for an internal combustion engine, in particular with a decompression brake Aug 6, 2009 Issued
Array ( [id] => 9151737 [patent_doc_number] => 08584633 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-19 [patent_title] => 'Harmonic drive camshaft phaser with bias spring' [patent_app_type] => utility [patent_app_number] => 12/536575 [patent_app_country] => US [patent_app_date] => 2009-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2614 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12536575 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/536575
Harmonic drive camshaft phaser with bias spring Aug 5, 2009 Issued
Array ( [id] => 6513322 [patent_doc_number] => 20100122677 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-20 [patent_title] => 'Continuous variable valve lift apparatus' [patent_app_type] => utility [patent_app_number] => 12/533544 [patent_app_country] => US [patent_app_date] => 2009-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2486 [patent_no_of_claims] => 11 [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] => publications/A1/0122/20100122677.pdf [firstpage_image] =>[orig_patent_app_number] => 12533544 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/533544
Continuous variable valve lift apparatus Jul 30, 2009 Issued
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