Search

Walter Dean Griffin

Supervisory Patent Examiner (ID: 12156, Phone: (571)272-1447 , Office: P/1774 )

Most Active Art Unit
1764
Art Unit(s)
1797, 1754, 1109, 1106, 1764, 1774
Total Applications
1405
Issued Applications
856
Pending Applications
234
Abandoned Applications
315

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9822549 [patent_doc_number] => 08932030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-01-13 [patent_title] => 'Hydraulic gravity ram pump' [patent_app_type] => utility [patent_app_number] => 13/965009 [patent_app_country] => US [patent_app_date] => 2013-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 8437 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13965009 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/965009
Hydraulic gravity ram pump Aug 11, 2013 Issued
Array ( [id] => 9976446 [patent_doc_number] => 09022750 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Alternative methods to generate high pressure by iteration in a high-pressure multichamber' [patent_app_type] => utility [patent_app_number] => 13/729699 [patent_app_country] => US [patent_app_date] => 2012-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7687 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13729699 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/729699
Alternative methods to generate high pressure by iteration in a high-pressure multichamber Dec 27, 2012 Issued
Array ( [id] => 8429473 [patent_doc_number] => 20120251348 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-04 [patent_title] => 'MOTOR-DRIVEN COMPRESSOR' [patent_app_type] => utility [patent_app_number] => 13/431522 [patent_app_country] => US [patent_app_date] => 2012-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3727 [patent_no_of_claims] => 5 [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] => 13431522 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/431522
MOTOR-DRIVEN COMPRESSOR Mar 26, 2012 Abandoned
Array ( [id] => 9231698 [patent_doc_number] => 08596999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-03 [patent_title] => 'Disposable centrifugal blood pump with magnetic coupling' [patent_app_type] => utility [patent_app_number] => 13/397599 [patent_app_country] => US [patent_app_date] => 2012-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 7638 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13397599 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/397599
Disposable centrifugal blood pump with magnetic coupling Feb 14, 2012 Issued
Array ( [id] => 9936170 [patent_doc_number] => 08985972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-24 [patent_title] => 'Isolating wet connect components for deployed electrical submersible pumps' [patent_app_type] => utility [patent_app_number] => 13/290170 [patent_app_country] => US [patent_app_date] => 2011-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4144 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13290170 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/290170
Isolating wet connect components for deployed electrical submersible pumps Nov 6, 2011 Issued
Array ( [id] => 8611785 [patent_doc_number] => 20130017097 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-17 [patent_title] => 'ALARM CIRCUIT' [patent_app_type] => utility [patent_app_number] => 13/286785 [patent_app_country] => US [patent_app_date] => 2011-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2225 [patent_no_of_claims] => 9 [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] => 13286785 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/286785
ALARM CIRCUIT Oct 31, 2011 Abandoned
Array ( [id] => 7805161 [patent_doc_number] => 20120056113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-03-08 [patent_title] => 'VARIABLE DISPLACEMENT COMPRESSOR CONTROL VALVE' [patent_app_type] => utility [patent_app_number] => 13/222347 [patent_app_country] => US [patent_app_date] => 2011-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11415 [patent_no_of_claims] => 13 [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/A1/0056/20120056113.pdf [firstpage_image] =>[orig_patent_app_number] => 13222347 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/222347
VARIABLE DISPLACEMENT COMPRESSOR CONTROL VALVE Aug 30, 2011 Abandoned
Array ( [id] => 7754355 [patent_doc_number] => 20120027628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-02 [patent_title] => 'COMPRESSOR AND OXYGEN CONCENTRATOR' [patent_app_type] => utility [patent_app_number] => 13/194245 [patent_app_country] => US [patent_app_date] => 2011-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 12851 [patent_no_of_claims] => 11 [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/A1/0027/20120027628.pdf [firstpage_image] =>[orig_patent_app_number] => 13194245 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/194245
Compressor and oxygen concentrator Jul 28, 2011 Issued
Array ( [id] => 7499002 [patent_doc_number] => 20110262285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'Condensate Pump' [patent_app_type] => utility [patent_app_number] => 13/177194 [patent_app_country] => US [patent_app_date] => 2011-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 6343 [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/A1/0262/20110262285.pdf [firstpage_image] =>[orig_patent_app_number] => 13177194 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/177194
Condensate Pump Jul 5, 2011 Abandoned
Array ( [id] => 7509687 [patent_doc_number] => 20110255997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-20 [patent_title] => 'HYDRAULIC GRAVITY RAMP PUMP' [patent_app_type] => utility [patent_app_number] => 13/169243 [patent_app_country] => US [patent_app_date] => 2011-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8354 [patent_no_of_claims] => 3 [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/A1/0255/20110255997.pdf [firstpage_image] =>[orig_patent_app_number] => 13169243 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/169243
Hydraulic gravity ramp pump Jun 26, 2011 Issued
Array ( [id] => 8814072 [patent_doc_number] => 20130115117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-09 [patent_title] => 'Double-Membrane Central-Flow Pump' [patent_app_type] => utility [patent_app_number] => 13/698075 [patent_app_country] => US [patent_app_date] => 2011-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4238 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 11 [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] => 13698075 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/698075
Double-membrane central-flow pump May 17, 2011 Issued
Array ( [id] => 7509700 [patent_doc_number] => 20110256008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-20 [patent_title] => 'SCREW COMPRESSOR HAVING LUBRICATING OIL SYSTEM' [patent_app_type] => utility [patent_app_number] => 13/090730 [patent_app_country] => US [patent_app_date] => 2011-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9557 [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/A1/0256/20110256008.pdf [firstpage_image] =>[orig_patent_app_number] => 13090730 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/090730
Screw compressor having lubricating oil system Apr 19, 2011 Issued
Array ( [id] => 8346693 [patent_doc_number] => 20120207618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-16 [patent_title] => 'Cooling Fan and Housing Thereof' [patent_app_type] => utility [patent_app_number] => 13/083653 [patent_app_country] => US [patent_app_date] => 2011-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3455 [patent_no_of_claims] => 22 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13083653 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/083653
Cooling fan and housing thereof Apr 10, 2011 Issued
Array ( [id] => 6014591 [patent_doc_number] => 20110223048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-15 [patent_title] => 'Leaf Blower' [patent_app_type] => utility [patent_app_number] => 13/045139 [patent_app_country] => US [patent_app_date] => 2011-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4115 [patent_no_of_claims] => 14 [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/A1/0223/20110223048.pdf [firstpage_image] =>[orig_patent_app_number] => 13045139 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/045139
Leaf blower Mar 9, 2011 Issued
Array ( [id] => 5968562 [patent_doc_number] => 20110150681 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-06-23 [patent_title] => 'COMPRESSOR HAVING IMPROVED VALVE PLATE' [patent_app_type] => utility [patent_app_number] => 13/036632 [patent_app_country] => US [patent_app_date] => 2011-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2004 [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/A1/0150/20110150681.pdf [firstpage_image] =>[orig_patent_app_number] => 13036632 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/036632
COMPRESSOR HAVING IMPROVED VALVE PLATE Feb 27, 2011 Abandoned
Array ( [id] => 10033284 [patent_doc_number] => 09074594 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-07-07 [patent_title] => 'Compressed-air compressor and method of operation' [patent_app_type] => utility [patent_app_number] => 12/932000 [patent_app_country] => US [patent_app_date] => 2011-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3322 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12932000 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/932000
Compressed-air compressor and method of operation Feb 13, 2011 Issued
Array ( [id] => 8323357 [patent_doc_number] => 20120195773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-02 [patent_title] => 'SLEEVE BEARING' [patent_app_type] => utility [patent_app_number] => 13/018691 [patent_app_country] => US [patent_app_date] => 2011-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2185 [patent_no_of_claims] => 36 [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] => 13018691 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/018691
SLEEVE BEARING Jan 31, 2011 Abandoned
Array ( [id] => 8220596 [patent_doc_number] => 20120134856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-31 [patent_title] => 'Series-Connected Motor Unit and a Fan utilizing the same' [patent_app_type] => utility [patent_app_number] => 13/006516 [patent_app_country] => US [patent_app_date] => 2011-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3076 [patent_no_of_claims] => 12 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13006516 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/006516
Series-connected motor unit and a fan utilizing the same Jan 13, 2011 Issued
Array ( [id] => 8289173 [patent_doc_number] => 20120177511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-12 [patent_title] => 'Modular Pump Rotor Assemblies' [patent_app_type] => utility [patent_app_number] => 12/987727 [patent_app_country] => US [patent_app_date] => 2011-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6520 [patent_no_of_claims] => 23 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12987727 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/987727
Modular Pump Rotor Assemblies Jan 9, 2011 Abandoned
Array ( [id] => 7731232 [patent_doc_number] => 20120014811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-19 [patent_title] => 'FAN APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/971820 [patent_app_country] => US [patent_app_date] => 2010-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 4428 [patent_no_of_claims] => 10 [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/A1/0014/20120014811.pdf [firstpage_image] =>[orig_patent_app_number] => 12971820 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/971820
FAN APPARATUS Dec 16, 2010 Abandoned
Menu