
Keith D. Walker
Supervisory Patent Examiner (ID: 7518, Phone: (571)272-3458 , Office: P/1735 )
| Most Active Art Unit | 1735 |
| Art Unit(s) | 1726, 1745, 1795, 1735 |
| Total Applications | 565 |
| Issued Applications | 152 |
| Pending Applications | 54 |
| Abandoned Applications | 362 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 6740023
[patent_doc_number] => 20030157392
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-21
[patent_title] => 'Fuel cell humidification'
[patent_app_type] => new
[patent_app_number] => 10/352116
[patent_app_country] => US
[patent_app_date] => 2003-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 14
[patent_no_of_words] => 8459
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 189
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0157/20030157392.pdf
[firstpage_image] =>[orig_patent_app_number] => 10352116
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/352116 | Fuel cell humidification system and method | Jan 27, 2003 | Issued |
Array
(
[id] => 6821475
[patent_doc_number] => 20030219636
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-11-27
[patent_title] => 'Method and apparatus for supplying an oxidant stream to the cathode of a fuel cell'
[patent_app_type] => new
[patent_app_number] => 10/352771
[patent_app_country] => US
[patent_app_date] => 2003-01-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2643
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 72
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0219/20030219636.pdf
[firstpage_image] =>[orig_patent_app_number] => 10352771
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/352771 | Method and apparatus for supplying an oxidant stream to the cathode of a fuel cell | Jan 26, 2003 | Abandoned |
Array
(
[id] => 7464947
[patent_doc_number] => 20040101755
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-05-27
[patent_title] => 'Electrochemical element and process for its production'
[patent_app_type] => new
[patent_app_number] => 10/333890
[patent_app_country] => US
[patent_app_date] => 2003-01-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 8878
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 24
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0101/20040101755.pdf
[firstpage_image] =>[orig_patent_app_number] => 10333890
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/333890 | Electrochemical element and process for its production | Jan 23, 2003 | Abandoned |
Array
(
[id] => 6787458
[patent_doc_number] => 20030138697
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-24
[patent_title] => 'Cathode active material coated with a metal oxide for incorporation into a lithium electrochemical cell'
[patent_app_type] => new
[patent_app_number] => 10/350384
[patent_app_country] => US
[patent_app_date] => 2003-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4539
[patent_no_of_claims] => 26
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 62
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0138/20030138697.pdf
[firstpage_image] =>[orig_patent_app_number] => 10350384
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/350384 | Cathode active material coated with a metal oxide for incorporation into a lithium electrochemical cell | Jan 22, 2003 | Abandoned |
Array
(
[id] => 6683048
[patent_doc_number] => 20030118912
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-06-26
[patent_title] => 'Electrolytic solution for non-aqueous type battery and non-aqueous type secondary battery'
[patent_app_type] => new
[patent_app_number] => 10/333617
[patent_app_country] => US
[patent_app_date] => 2003-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 5973
[patent_no_of_claims] => 32
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 64
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0118/20030118912.pdf
[firstpage_image] =>[orig_patent_app_number] => 10333617
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/333617 | Electrolytic solution for non-aqueous type battery and non-aqueous type secondary battery | Jan 21, 2003 | Abandoned |
Array
(
[id] => 6851264
[patent_doc_number] => 20030143467
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-31
[patent_title] => 'Composite electrolytes based on smectite clays and high dielectric organic liquids and electrodes'
[patent_app_type] => new
[patent_app_number] => 10/348126
[patent_app_country] => US
[patent_app_date] => 2003-01-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 16
[patent_no_of_words] => 6690
[patent_no_of_claims] => 48
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 31
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0143/20030143467.pdf
[firstpage_image] =>[orig_patent_app_number] => 10348126
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/348126 | Composite electrolytes based on smectite clays and high dielectric organic liquids and electrodes | Jan 20, 2003 | Abandoned |
Array
(
[id] => 7593402
[patent_doc_number] => 07651798
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2010-01-26
[patent_title] => 'Fuel cell system with reformer response time correction'
[patent_app_type] => utility
[patent_app_number] => 10/433664
[patent_app_country] => US
[patent_app_date] => 2003-01-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 10
[patent_no_of_words] => 4785
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 287
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/651/07651798.pdf
[firstpage_image] =>[orig_patent_app_number] => 10433664
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/433664 | Fuel cell system with reformer response time correction | Jan 14, 2003 | Issued |
Array
(
[id] => 7323077
[patent_doc_number] => 20040137302
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-07-15
[patent_title] => 'High temperature seal'
[patent_app_type] => new
[patent_app_number] => 10/341617
[patent_app_country] => US
[patent_app_date] => 2003-01-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 2824
[patent_no_of_claims] => 58
[patent_no_of_ind_claims] => 9
[patent_words_short_claim] => 18
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0137/20040137302.pdf
[firstpage_image] =>[orig_patent_app_number] => 10341617
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/341617 | High temperature seal | Jan 12, 2003 | Issued |
Array
(
[id] => 6658752
[patent_doc_number] => 20030134194
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-17
[patent_title] => 'Hermetic seals for lithium-ion batteries'
[patent_app_type] => new
[patent_app_number] => 10/338369
[patent_app_country] => US
[patent_app_date] => 2003-01-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2404
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 64
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0134/20030134194.pdf
[firstpage_image] =>[orig_patent_app_number] => 10338369
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/338369 | Hermetic seals for lithium-ion batteries | Jan 7, 2003 | Abandoned |
Array
(
[id] => 836797
[patent_doc_number] => 07393612
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2008-07-01
[patent_title] => 'Electrodes, alkaline secondary battery, and method for manufacturing alkaline secondary battery'
[patent_app_type] => utility
[patent_app_number] => 10/335869
[patent_app_country] => US
[patent_app_date] => 2003-01-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 11
[patent_no_of_words] => 39857
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 233
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/393/07393612.pdf
[firstpage_image] =>[orig_patent_app_number] => 10335869
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/335869 | Electrodes, alkaline secondary battery, and method for manufacturing alkaline secondary battery | Jan 2, 2003 | Issued |
Array
(
[id] => 6842813
[patent_doc_number] => 20030148160
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-07
[patent_title] => 'Anode-supported tubular solid oxide fuel cell stack and method of fabricating the same'
[patent_app_type] => new
[patent_app_number] => 10/335317
[patent_app_country] => US
[patent_app_date] => 2003-01-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
[patent_figures_cnt] => 17
[patent_no_of_words] => 9467
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 400
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0148/20030148160.pdf
[firstpage_image] =>[orig_patent_app_number] => 10335317
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/335317 | Anode-supported tubular solid oxide fuel cell stack and method of fabricating the same | Jan 1, 2003 | Abandoned |
Array
(
[id] => 356122
[patent_doc_number] => 07488557
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2009-02-10
[patent_title] => 'Electrode for lead-acid battery'
[patent_app_type] => utility
[patent_app_number] => 10/475328
[patent_app_country] => US
[patent_app_date] => 2002-12-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 8
[patent_no_of_words] => 5049
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 74
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/488/07488557.pdf
[firstpage_image] =>[orig_patent_app_number] => 10475328
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/475328 | Electrode for lead-acid battery | Dec 23, 2002 | Issued |
Array
(
[id] => 6740043
[patent_doc_number] => 20030157412
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-21
[patent_title] => 'Electrolyte and rechargeable lithium battery'
[patent_app_type] => new
[patent_app_number] => 10/322660
[patent_app_country] => US
[patent_app_date] => 2002-12-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 8997
[patent_no_of_claims] => 42
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 24
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0157/20030157412.pdf
[firstpage_image] =>[orig_patent_app_number] => 10322660
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/322660 | Electrolyte and rechargeable lithium battery | Dec 18, 2002 | Abandoned |
Array
(
[id] => 6740032
[patent_doc_number] => 20030157401
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-08-21
[patent_title] => 'Accumulator'
[patent_app_type] => new
[patent_app_number] => 10/321146
[patent_app_country] => US
[patent_app_date] => 2002-12-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 3313
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 13
[patent_words_short_claim] => 23
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0157/20030157401.pdf
[firstpage_image] =>[orig_patent_app_number] => 10321146
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/321146 | Accumulator with cover having tip-safe features | Dec 16, 2002 | Issued |
Array
(
[id] => 6808860
[patent_doc_number] => 20030198799
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-10-23
[patent_title] => 'Battery separator'
[patent_app_type] => new
[patent_app_number] => 10/315216
[patent_app_country] => US
[patent_app_date] => 2002-12-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1670
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 38
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0198/20030198799.pdf
[firstpage_image] =>[orig_patent_app_number] => 10315216
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/315216 | Battery separator | Dec 9, 2002 | Abandoned |
Array
(
[id] => 6757770
[patent_doc_number] => 20030121131
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-07-03
[patent_title] => 'Apparatus for producing a grid for a battery plate, and method of producing the same'
[patent_app_type] => new
[patent_app_number] => 10/305546
[patent_app_country] => US
[patent_app_date] => 2002-11-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 7036
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0121/20030121131.pdf
[firstpage_image] =>[orig_patent_app_number] => 10305546
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/305546 | Apparatus for producing a grid for a battery plate, and method of producing the same | Nov 26, 2002 | Abandoned |
Array
(
[id] => 7469892
[patent_doc_number] => 20040096709
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-05-20
[patent_title] => 'Fuel cell system with a dry cathode feed'
[patent_app_type] => new
[patent_app_number] => 10/295439
[patent_app_country] => US
[patent_app_date] => 2002-11-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 3993
[patent_no_of_claims] => 20
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0096/20040096709.pdf
[firstpage_image] =>[orig_patent_app_number] => 10295439
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/295439 | Fuel cell system with a dry cathode feed | Nov 14, 2002 | Abandoned |
Array
(
[id] => 7381392
[patent_doc_number] => 20040081860
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-29
[patent_title] => 'Thin-film battery equipment'
[patent_app_type] => new
[patent_app_number] => 10/284424
[patent_app_country] => US
[patent_app_date] => 2002-10-29
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0081/20040081860.pdf
[firstpage_image] =>[orig_patent_app_number] => 10284424
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/284424 | Thin-film battery equipment | Oct 28, 2002 | Abandoned |
Array
(
[id] => 7381403
[patent_doc_number] => 20040081862
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2004-04-29
[patent_title] => 'Fuel cells using plasma'
[patent_app_type] => new
[patent_app_number] => 10/282346
[patent_app_country] => US
[patent_app_date] => 2002-10-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 4155
[patent_no_of_claims] => 42
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0081/20040081862.pdf
[firstpage_image] =>[orig_patent_app_number] => 10282346
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/282346 | Fuel cells using plasma | Oct 27, 2002 | Abandoned |
Array
(
[id] => 6791799
[patent_doc_number] => 20030087143
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-05-08
[patent_title] => 'Fuel cell separator plate and method for producting it'
[patent_app_type] => new
[patent_app_number] => 10/279132
[patent_app_country] => US
[patent_app_date] => 2002-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 4485
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 38
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0087/20030087143.pdf
[firstpage_image] =>[orig_patent_app_number] => 10279132
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/279132 | Fuel cell separator plate and method for producing it | Oct 23, 2002 | Issued |