
Keith D. Walker
Supervisory Patent Examiner (ID: 17867, Phone: (571)272-3458 , Office: P/1735 )
| Most Active Art Unit | 1735 |
| Art Unit(s) | 1735, 1795, 1726, 1745 |
| Total Applications | 568 |
| Issued Applications | 152 |
| Pending Applications | 56 |
| Abandoned Applications | 363 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 7136356
[patent_doc_number] => 20050181274
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-08-18
[patent_title] => 'High efficiency horizontal battery'
[patent_app_type] => utility
[patent_app_number] => 10/781450
[patent_app_country] => US
[patent_app_date] => 2004-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 1318
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0181/20050181274.pdf
[firstpage_image] =>[orig_patent_app_number] => 10781450
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/781450 | High efficiency horizontal battery | Feb 17, 2004 | Abandoned |
Array
(
[id] => 4562404
[patent_doc_number] => 07846591
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-12-07
[patent_title] => 'Water management layer on flowfield in PEM fuel cell'
[patent_app_type] => utility
[patent_app_number] => 10/780025
[patent_app_country] => US
[patent_app_date] => 2004-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 10
[patent_no_of_words] => 8899
[patent_no_of_claims] => 42
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 187
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/846/07846591.pdf
[firstpage_image] =>[orig_patent_app_number] => 10780025
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/780025 | Water management layer on flowfield in PEM fuel cell | Feb 16, 2004 | Issued |
Array
(
[id] => 7427022
[patent_doc_number] => 20040161645
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-08-19
[patent_title] => 'Method for controlling a fuel cell system and systems for executing the method'
[patent_app_type] => new
[patent_app_number] => 10/777427
[patent_app_country] => US
[patent_app_date] => 2004-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3974
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 29
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0161/20040161645.pdf
[firstpage_image] =>[orig_patent_app_number] => 10777427
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/777427 | Method for controlling a fuel cell system and systems for executing the method | Feb 11, 2004 | Abandoned |
Array
(
[id] => 7303782
[patent_doc_number] => 20040115536
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-06-17
[patent_title] => 'Method for producing electrical conductors, a solar collector, an electrochemical cell and use of conductors produced in this way'
[patent_app_type] => new
[patent_app_number] => 10/470184
[patent_app_country] => US
[patent_app_date] => 2004-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2506
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 26
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0115/20040115536.pdf
[firstpage_image] =>[orig_patent_app_number] => 10470184
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/470184 | Method for producing electrical conductors, a solar collector, an electrochemical cell and use of conductors produced in this way | Feb 8, 2004 | Abandoned |
Array
(
[id] => 7149029
[patent_doc_number] => 20040170887
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-09-02
[patent_title] => 'Non-aqueous electrolytic secondary battery'
[patent_app_type] => new
[patent_app_number] => 10/486127
[patent_app_country] => US
[patent_app_date] => 2004-02-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
[patent_figures_cnt] => 17
[patent_no_of_words] => 11079
[patent_no_of_claims] => 33
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 85
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0170/20040170887.pdf
[firstpage_image] =>[orig_patent_app_number] => 10486127
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/486127 | Non-aqueous electrolytic secondary battery | Feb 5, 2004 | Abandoned |
Array
(
[id] => 6912115
[patent_doc_number] => 20050175873
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-08-11
[patent_title] => 'Passive hydrogen vent for a fuel cell'
[patent_app_type] => utility
[patent_app_number] => 10/772699
[patent_app_country] => US
[patent_app_date] => 2004-02-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2641
[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/A1/0175/20050175873.pdf
[firstpage_image] =>[orig_patent_app_number] => 10772699
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/772699 | Passive hydrogen vent for a fuel cell | Feb 4, 2004 | Issued |
Array
(
[id] => 326405
[patent_doc_number] => 07514175
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-04-07
[patent_title] => 'Anode can for battery and manufacturing method thereof'
[patent_app_type] => utility
[patent_app_number] => 10/765933
[patent_app_country] => US
[patent_app_date] => 2004-01-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 14
[patent_no_of_words] => 6841
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 390
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/514/07514175.pdf
[firstpage_image] =>[orig_patent_app_number] => 10765933
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/765933 | Anode can for battery and manufacturing method thereof | Jan 28, 2004 | Issued |
Array
(
[id] => 7327838
[patent_doc_number] => 20040253517
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-16
[patent_title] => 'Method of preparing a negative electrode for a rechargeable lithium battery, method of fabricating a rechargeable lithium battery, and a rechargeable lithium battery'
[patent_app_type] => new
[patent_app_number] => 10/767875
[patent_app_country] => US
[patent_app_date] => 2004-01-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2234
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 31
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0253/20040253517.pdf
[firstpage_image] =>[orig_patent_app_number] => 10767875
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/767875 | Method of preparing a negative electrode for a rechargeable lithium battery, method of fabricating a rechargeable lithium battery, and a rechargeable lithium battery | Jan 28, 2004 | Abandoned |
Array
(
[id] => 7194871
[patent_doc_number] => 20050164059
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-07-28
[patent_title] => 'Local vapor fuel cell'
[patent_app_type] => utility
[patent_app_number] => 10/762626
[patent_app_country] => US
[patent_app_date] => 2004-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 5897
[patent_no_of_claims] => 30
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0164/20050164059.pdf
[firstpage_image] =>[orig_patent_app_number] => 10762626
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/762626 | Local vapor fuel cell | Jan 22, 2004 | Abandoned |
Array
(
[id] => 7427142
[patent_doc_number] => 20040161663
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-08-19
[patent_title] => 'Secondary battery and manufacturing system and method therefor'
[patent_app_type] => new
[patent_app_number] => 10/762525
[patent_app_country] => US
[patent_app_date] => 2004-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 18
[patent_figures_cnt] => 18
[patent_no_of_words] => 9082
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 108
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0161/20040161663.pdf
[firstpage_image] =>[orig_patent_app_number] => 10762525
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/762525 | Secondary battery and manufacturing system and method therefor | Jan 22, 2004 | Abandoned |
Array
(
[id] => 7251091
[patent_doc_number] => 20040258977
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-12-23
[patent_title] => 'Apparatus for and method of forming seals in fuel cells and fuel cell stacks'
[patent_app_type] => new
[patent_app_number] => 10/762729
[patent_app_country] => US
[patent_app_date] => 2004-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
[patent_figures_cnt] => 19
[patent_no_of_words] => 19776
[patent_no_of_claims] => 50
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0258/20040258977.pdf
[firstpage_image] =>[orig_patent_app_number] => 10762729
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/762729 | Apparatus for and method of forming seals in fuel cells and fuel cell stacks | Jan 22, 2004 | Abandoned |
Array
(
[id] => 4491795
[patent_doc_number] => 07955758
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2011-06-07
[patent_title] => 'Membrane electrode assembly prepared by direct spray of catalyst to membrane'
[patent_app_type] => utility
[patent_app_number] => 10/763633
[patent_app_country] => US
[patent_app_date] => 2004-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2589
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 80
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/955/07955758.pdf
[firstpage_image] =>[orig_patent_app_number] => 10763633
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/763633 | Membrane electrode assembly prepared by direct spray of catalyst to membrane | Jan 21, 2004 | Issued |
Array
(
[id] => 6983133
[patent_doc_number] => 20050153203
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-07-14
[patent_title] => 'Lead-zinc battery'
[patent_app_type] => utility
[patent_app_number] => 10/756015
[patent_app_country] => US
[patent_app_date] => 2004-01-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1961
[patent_no_of_claims] => 8
[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/A1/0153/20050153203.pdf
[firstpage_image] =>[orig_patent_app_number] => 10756015
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/756015 | Lead-zinc battery | Jan 12, 2004 | Abandoned |
Array
(
[id] => 6983114
[patent_doc_number] => 20050153184
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-07-14
[patent_title] => 'Bipolar plate with cross-linked channels'
[patent_app_type] => utility
[patent_app_number] => 10/755128
[patent_app_country] => US
[patent_app_date] => 2004-01-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 2676
[patent_no_of_claims] => 24
[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/A1/0153/20050153184.pdf
[firstpage_image] =>[orig_patent_app_number] => 10755128
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/755128 | Bipolar plate with cross-linked channels | Jan 8, 2004 | Issued |
| 10/752479 | Leak resistant battery manifold vent | Jan 5, 2004 | Abandoned |
Array
(
[id] => 7201084
[patent_doc_number] => 20040086766
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-05-06
[patent_title] => 'Fuel cells'
[patent_app_type] => new
[patent_app_number] => 10/467374
[patent_app_country] => US
[patent_app_date] => 2003-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2004
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0086/20040086766.pdf
[firstpage_image] =>[orig_patent_app_number] => 10467374
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/467374 | Fuel cells | Dec 21, 2003 | Abandoned |
Array
(
[id] => 216887
[patent_doc_number] => 07611797
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-11-03
[patent_title] => 'Lithium secondary battery with safety device'
[patent_app_type] => utility
[patent_app_number] => 10/737837
[patent_app_country] => US
[patent_app_date] => 2003-12-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 3741
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 163
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/611/07611797.pdf
[firstpage_image] =>[orig_patent_app_number] => 10737837
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/737837 | Lithium secondary battery with safety device | Dec 17, 2003 | Issued |
Array
(
[id] => 7149049
[patent_doc_number] => 20040170894
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-09-02
[patent_title] => 'Positive electrode active material for secondary cell and nonaqueous electrolyte secondary cell using the same, and method for analysis of positive electrode active material for secondary cell'
[patent_app_type] => new
[patent_app_number] => 10/479975
[patent_app_country] => US
[patent_app_date] => 2003-12-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 12456
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 101
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0170/20040170894.pdf
[firstpage_image] =>[orig_patent_app_number] => 10479975
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/479975 | Positive electrode active material for secondary cell and nonaqueous electrolyte secondary cell using the same, and method for analysis of positive electrode active material for secondary cell | Dec 11, 2003 | Abandoned |
Array
(
[id] => 7177330
[patent_doc_number] => 20050123810
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2005-06-09
[patent_title] => 'System and method for co-production of hydrogen and electrical energy'
[patent_app_type] => utility
[patent_app_number] => 10/731373
[patent_app_country] => US
[patent_app_date] => 2003-12-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 6389
[patent_no_of_claims] => 41
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0123/20050123810.pdf
[firstpage_image] =>[orig_patent_app_number] => 10731373
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/731373 | System and method for co-production of hydrogen and electrical energy | Dec 8, 2003 | Abandoned |
Array
(
[id] => 7413013
[patent_doc_number] => 20040228061
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-11-18
[patent_title] => 'Protector and lithium secondary battery having the same'
[patent_app_type] => new
[patent_app_number] => 10/727714
[patent_app_country] => US
[patent_app_date] => 2003-12-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 3342
[patent_no_of_claims] => 32
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 84
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0228/20040228061.pdf
[firstpage_image] =>[orig_patent_app_number] => 10727714
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/727714 | Protector and lithium secondary battery having the same | Dec 4, 2003 | Abandoned |