
Charles W. Stewart Jr.
Examiner (ID: 10928)
| Most Active Art Unit | 2853 |
| Art Unit(s) | 2853 |
| Total Applications | 383 |
| Issued Applications | 366 |
| Pending Applications | 12 |
| Abandoned Applications | 5 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4367337
[patent_doc_number] => 06276790
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-08-21
[patent_title] => 'Hot melt ink jet print head and purging method in the head'
[patent_app_type] => 1
[patent_app_number] => 8/969015
[patent_app_country] => US
[patent_app_date] => 1997-11-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 18
[patent_figures_cnt] => 33
[patent_no_of_words] => 7935
[patent_no_of_claims] => 14
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[patent_words_short_claim] => 140
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/276/06276790.pdf
[firstpage_image] =>[orig_patent_app_number] => 969015
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/969015 | Hot melt ink jet print head and purging method in the head | Nov 11, 1997 | Issued |
Array
(
[id] => 4259364
[patent_doc_number] => 06280013
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-08-28
[patent_title] => 'Heat exchanger for an inkjet printhead'
[patent_app_type] => 1
[patent_app_number] => 8/964583
[patent_app_country] => US
[patent_app_date] => 1997-11-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 3275
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/280/06280013.pdf
[firstpage_image] =>[orig_patent_app_number] => 964583
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/964583 | Heat exchanger for an inkjet printhead | Nov 4, 1997 | Issued |
Array
(
[id] => 4274839
[patent_doc_number] => 06234604
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-22
[patent_title] => 'Ink jet recording apparatus'
[patent_app_type] => 1
[patent_app_number] => 8/961806
[patent_app_country] => US
[patent_app_date] => 1997-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 13
[patent_no_of_words] => 4867
[patent_no_of_claims] => 19
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[patent_words_short_claim] => 178
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
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[pdf_file] => patents/06/234/06234604.pdf
[firstpage_image] =>[orig_patent_app_number] => 961806
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/961806 | Ink jet recording apparatus | Oct 30, 1997 | Issued |
Array
(
[id] => 1564389
[patent_doc_number] => 06362844
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-03-26
[patent_title] => 'Structure of a piezoelectric ink-jet printer head'
[patent_app_type] => B1
[patent_app_number] => 08/956884
[patent_app_country] => US
[patent_app_date] => 1997-10-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2276
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 210
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/362/06362844.pdf
[firstpage_image] =>[orig_patent_app_number] => 08956884
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/956884 | Structure of a piezoelectric ink-jet printer head | Oct 22, 1997 | Issued |
| 08/930979 | OPTICAL SWITCH AND INK JET PRINTER | Oct 14, 1997 | Abandoned |
Array
(
[id] => 4231195
[patent_doc_number] => 06220693
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-24
[patent_title] => 'Overspray adaptation method and apparatus for an ink jet print engine'
[patent_app_type] => 1
[patent_app_number] => 8/939561
[patent_app_country] => US
[patent_app_date] => 1997-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/220/06220693.pdf
[firstpage_image] =>[orig_patent_app_number] => 939561
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/939561 | Overspray adaptation method and apparatus for an ink jet print engine | Sep 28, 1997 | Issued |
Array
(
[id] => 4198354
[patent_doc_number] => 06109717
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-29
[patent_title] => 'Multi-element fluid delivery apparatus and methods'
[patent_app_type] => 1
[patent_app_number] => 8/939767
[patent_app_country] => US
[patent_app_date] => 1997-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
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[patent_no_of_words] => 9124
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[pdf_file] => patents/06/109/06109717.pdf
[firstpage_image] =>[orig_patent_app_number] => 939767
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/939767 | Multi-element fluid delivery apparatus and methods | Sep 28, 1997 | Issued |
Array
(
[id] => 4130820
[patent_doc_number] => 06062669
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-05-16
[patent_title] => 'Method for detecting ink cartridge status'
[patent_app_type] => 1
[patent_app_number] => 8/934515
[patent_app_country] => US
[patent_app_date] => 1997-09-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 1938
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/062/06062669.pdf
[firstpage_image] =>[orig_patent_app_number] => 934515
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/934515 | Method for detecting ink cartridge status | Sep 21, 1997 | Issued |
Array
(
[id] => 4168446
[patent_doc_number] => 06158837
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-12-12
[patent_title] => 'Printer having print mode for non-qualified marking material'
[patent_app_type] => 1
[patent_app_number] => 8/934547
[patent_app_country] => US
[patent_app_date] => 1997-09-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 7589
[patent_no_of_claims] => 14
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[patent_words_short_claim] => 240
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/158/06158837.pdf
[firstpage_image] =>[orig_patent_app_number] => 934547
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/934547 | Printer having print mode for non-qualified marking material | Sep 18, 1997 | Issued |
Array
(
[id] => 4090022
[patent_doc_number] => 06050665
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-04-18
[patent_title] => 'Printing device with function for advising control unit of rank of mounted print head'
[patent_app_type] => 1
[patent_app_number] => 8/933841
[patent_app_country] => US
[patent_app_date] => 1997-09-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
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[pdf_file] => patents/06/050/06050665.pdf
[firstpage_image] =>[orig_patent_app_number] => 933841
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/933841 | Printing device with function for advising control unit of rank of mounted print head | Sep 18, 1997 | Issued |
Array
(
[id] => 4138343
[patent_doc_number] => 06102513
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-15
[patent_title] => 'Ink jet printing apparatus and method using timing control of electronic waveforms for variable gray scale printing without artifacts'
[patent_app_type] => 1
[patent_app_number] => 8/928003
[patent_app_country] => US
[patent_app_date] => 1997-09-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_no_of_words] => 5684
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[pdf_file] => patents/06/102/06102513.pdf
[firstpage_image] =>[orig_patent_app_number] => 928003
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/928003 | Ink jet printing apparatus and method using timing control of electronic waveforms for variable gray scale printing without artifacts | Sep 10, 1997 | Issued |
Array
(
[id] => 4116165
[patent_doc_number] => 06120125
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-09-19
[patent_title] => 'Technique for testing the driving of nozzles in an ink-jet printer'
[patent_app_type] => 1
[patent_app_number] => 8/928066
[patent_app_country] => US
[patent_app_date] => 1997-09-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/120/06120125.pdf
[firstpage_image] =>[orig_patent_app_number] => 928066
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/928066 | Technique for testing the driving of nozzles in an ink-jet printer | Sep 10, 1997 | Issued |
Array
(
[id] => 4311867
[patent_doc_number] => 06328395
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-12-11
[patent_title] => 'Ink jet printer and ink jet printing method'
[patent_app_type] => 1
[patent_app_number] => 8/925727
[patent_app_country] => US
[patent_app_date] => 1997-09-09
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/328/06328395.pdf
[firstpage_image] =>[orig_patent_app_number] => 925727
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/925727 | Ink jet printer and ink jet printing method | Sep 8, 1997 | Issued |
Array
(
[id] => 1571477
[patent_doc_number] => 06467867
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-10-22
[patent_title] => 'Method and apparatus for registration and color fidelity control in a multihead digital color print engine'
[patent_app_type] => B1
[patent_app_number] => 08/922297
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[pdf_file] => patents/06/467/06467867.pdf
[firstpage_image] =>[orig_patent_app_number] => 08922297
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/922297 | Method and apparatus for registration and color fidelity control in a multihead digital color print engine | Sep 2, 1997 | Issued |
Array
(
[id] => 4141790
[patent_doc_number] => 06155675
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[patent_issue_date] => 2000-12-05
[patent_title] => 'Printhead structure and method for producing the same'
[patent_app_type] => 1
[patent_app_number] => 8/921678
[patent_app_country] => US
[patent_app_date] => 1997-08-28
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[pdf_file] => patents/06/155/06155675.pdf
[firstpage_image] =>[orig_patent_app_number] => 921678
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/921678 | Printhead structure and method for producing the same | Aug 27, 1997 | Issued |
Array
(
[id] => 4220285
[patent_doc_number] => 06142607
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-11-07
[patent_title] => 'Ink-jet recording head'
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[firstpage_image] =>[orig_patent_app_number] => 908627
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/908627 | Ink-jet recording head | Aug 6, 1997 | Issued |
Array
(
[id] => 4198791
[patent_doc_number] => 06109744
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-29
[patent_title] => 'Asymmetric restrictor for ink jet printhead'
[patent_app_type] => 1
[patent_app_number] => 8/905164
[patent_app_country] => US
[patent_app_date] => 1997-08-01
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/109/06109744.pdf
[firstpage_image] =>[orig_patent_app_number] => 905164
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/905164 | Asymmetric restrictor for ink jet printhead | Jul 31, 1997 | Issued |
Array
(
[id] => 4086209
[patent_doc_number] => 06099109
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-08
[patent_title] => 'Liquid-ejecting head and method of manufacturing the same'
[patent_app_type] => 1
[patent_app_number] => 8/902325
[patent_app_country] => US
[patent_app_date] => 1997-07-29
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/099/06099109.pdf
[firstpage_image] =>[orig_patent_app_number] => 902325
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/902325 | Liquid-ejecting head and method of manufacturing the same | Jul 28, 1997 | Issued |
| 08/836858 | CLEANING AND SEALING STATION FOR A PRINTING HEAD | Jul 14, 1997 | Abandoned |
Array
(
[id] => 4079844
[patent_doc_number] => 06095639
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-01
[patent_title] => 'Method for preserving a liquid-ejection head, and liquid-ejection apparatus'
[patent_app_type] => 1
[patent_app_number] => 8/890333
[patent_app_country] => US
[patent_app_date] => 1997-07-09
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[pdf_file] => patents/06/095/06095639.pdf
[firstpage_image] =>[orig_patent_app_number] => 890333
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/890333 | Method for preserving a liquid-ejection head, and liquid-ejection apparatus | Jul 8, 1997 | Issued |