
Kai J. Chang
Examiner (ID: 19429, Phone: (571)270-5448 , Office: P/2468 )
| Most Active Art Unit | 2468 |
| Art Unit(s) | 2468 |
| Total Applications | 464 |
| Issued Applications | 333 |
| Pending Applications | 28 |
| Abandoned Applications | 109 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2915768
[patent_doc_number] => 05216489
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1993-06-01
[patent_title] => 'Solid state image sensor'
[patent_app_type] => 1
[patent_app_number] => 7/663428
[patent_app_country] => US
[patent_app_date] => 1991-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 4964
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 164
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/216/05216489.pdf
[firstpage_image] =>[orig_patent_app_number] => 663428
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/663428 | Solid state image sensor | Feb 28, 1991 | Issued |
Array
(
[id] => 2797028
[patent_doc_number] => 05165104
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-11-17
[patent_title] => 'Optical interconnecting device and method'
[patent_app_type] => 1
[patent_app_number] => 7/664336
[patent_app_country] => US
[patent_app_date] => 1991-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 16
[patent_no_of_words] => 6572
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 83
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/165/05165104.pdf
[firstpage_image] =>[orig_patent_app_number] => 664336
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/664336 | Optical interconnecting device and method | Feb 28, 1991 | Issued |
Array
(
[id] => 2812206
[patent_doc_number] => 05140654
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-08-18
[patent_title] => 'Optical waveguide device for polarization rotation'
[patent_app_type] => 1
[patent_app_number] => 7/656491
[patent_app_country] => US
[patent_app_date] => 1991-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1673
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 200
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/140/05140654.pdf
[firstpage_image] =>[orig_patent_app_number] => 656491
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/656491 | Optical waveguide device for polarization rotation | Feb 18, 1991 | Issued |
Array
(
[id] => 2787743
[patent_doc_number] => 05133038
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-07-21
[patent_title] => 'Fiber optic splice case'
[patent_app_type] => 1
[patent_app_number] => 7/646188
[patent_app_country] => US
[patent_app_date] => 1991-01-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 9
[patent_no_of_words] => 4183
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 146
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/133/05133038.pdf
[firstpage_image] =>[orig_patent_app_number] => 646188
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/646188 | Fiber optic splice case | Jan 27, 1991 | Issued |
Array
(
[id] => 2795028
[patent_doc_number] => 05165005
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-11-17
[patent_title] => 'Planar and other waveguide refractive index sensors using metal cladding'
[patent_app_type] => 1
[patent_app_number] => 7/646148
[patent_app_country] => US
[patent_app_date] => 1991-01-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 15
[patent_no_of_words] => 7185
[patent_no_of_claims] => 44
[patent_no_of_ind_claims] => 15
[patent_words_short_claim] => 107
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/165/05165005.pdf
[firstpage_image] =>[orig_patent_app_number] => 646148
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/646148 | Planar and other waveguide refractive index sensors using metal cladding | Jan 23, 1991 | Issued |
Array
(
[id] => 2849264
[patent_doc_number] => 05121450
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-09
[patent_title] => 'Fiber optical Y-junction'
[patent_app_type] => 1
[patent_app_number] => 7/644783
[patent_app_country] => US
[patent_app_date] => 1991-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2862
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 151
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/121/05121450.pdf
[firstpage_image] =>[orig_patent_app_number] => 644783
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/644783 | Fiber optical Y-junction | Jan 22, 1991 | Issued |
Array
(
[id] => 2831831
[patent_doc_number] => 05168538
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-12-01
[patent_title] => 'Optical probe employing an impedance matched sub-lambda transmission line'
[patent_app_type] => 1
[patent_app_number] => 7/642041
[patent_app_country] => US
[patent_app_date] => 1991-01-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 4512
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 99
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/168/05168538.pdf
[firstpage_image] =>[orig_patent_app_number] => 642041
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/642041 | Optical probe employing an impedance matched sub-lambda transmission line | Jan 15, 1991 | Issued |
Array
(
[id] => 2695880
[patent_doc_number] => 05054867
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-08
[patent_title] => 'Apparatus for irradiating the bronchi of a patient for the purpose of photodynamic therapy'
[patent_app_type] => 1
[patent_app_number] => 7/638254
[patent_app_country] => US
[patent_app_date] => 1991-01-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 1588
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/054/05054867.pdf
[firstpage_image] =>[orig_patent_app_number] => 638254
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/638254 | Apparatus for irradiating the bronchi of a patient for the purpose of photodynamic therapy | Jan 3, 1991 | Issued |
Array
(
[id] => 2892084
[patent_doc_number] => 05109470
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-04-28
[patent_title] => 'Data transmission line and storage body'
[patent_app_type] => 1
[patent_app_number] => 7/634123
[patent_app_country] => US
[patent_app_date] => 1990-12-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1157
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 129
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/109/05109470.pdf
[firstpage_image] =>[orig_patent_app_number] => 634123
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/634123 | Data transmission line and storage body | Dec 30, 1990 | Issued |
| 07/633149 | METHOD AND APPARATUS FOR INSTALLING A FIBER OPTIC CABLE BY CAPTURE OF A CONNECTOR NUT | Dec 23, 1990 | Abandoned |
Array
(
[id] => 2760250
[patent_doc_number] => 05074638
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-24
[patent_title] => 'Method for joining optical fibers at the fiber interface of a beveled angle fiber optic connector'
[patent_app_type] => 1
[patent_app_number] => 7/629323
[patent_app_country] => US
[patent_app_date] => 1990-12-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 15
[patent_no_of_words] => 6275
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 200
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/074/05074638.pdf
[firstpage_image] =>[orig_patent_app_number] => 629323
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/629323 | Method for joining optical fibers at the fiber interface of a beveled angle fiber optic connector | Dec 17, 1990 | Issued |
Array
(
[id] => 2863579
[patent_doc_number] => 05134675
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-07-28
[patent_title] => 'Beveled angle fiber optic connector'
[patent_app_type] => 1
[patent_app_number] => 7/629321
[patent_app_country] => US
[patent_app_date] => 1990-12-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 15
[patent_no_of_words] => 6275
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 316
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/134/05134675.pdf
[firstpage_image] =>[orig_patent_app_number] => 629321
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/629321 | Beveled angle fiber optic connector | Dec 17, 1990 | Issued |
Array
(
[id] => 2985404
[patent_doc_number] => 05195151
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1993-03-16
[patent_title] => 'Optical fiber couplers and methods of their manufacture'
[patent_app_type] => 1
[patent_app_number] => 7/628597
[patent_app_country] => US
[patent_app_date] => 1990-12-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 24
[patent_no_of_words] => 8578
[patent_no_of_claims] => 16
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/195/05195151.pdf
[firstpage_image] =>[orig_patent_app_number] => 628597
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/628597 | Optical fiber couplers and methods of their manufacture | Dec 16, 1990 | Issued |
Array
(
[id] => 2872059
[patent_doc_number] => 05166993
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-11-24
[patent_title] => 'Molded polymeric resin-filled optical coupler'
[patent_app_type] => 1
[patent_app_number] => 7/624154
[patent_app_country] => US
[patent_app_date] => 1990-12-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 12
[patent_no_of_words] => 2399
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[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/166/05166993.pdf
[firstpage_image] =>[orig_patent_app_number] => 624154
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/624154 | Molded polymeric resin-filled optical coupler | Dec 6, 1990 | Issued |
Array
(
[id] => 2667041
[patent_doc_number] => 05044725
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-03
[patent_title] => 'Polymeric thin film waveguide media'
[patent_app_type] => 1
[patent_app_number] => 7/614904
[patent_app_country] => US
[patent_app_date] => 1990-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7320
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/044/05044725.pdf
[firstpage_image] =>[orig_patent_app_number] => 614904
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/614904 | Polymeric thin film waveguide media | Nov 15, 1990 | Issued |
Array
(
[id] => 2722164
[patent_doc_number] => 05031981
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-16
[patent_title] => 'Attachment and disengagement tool for bayonet type optical fiber connector'
[patent_app_type] => 1
[patent_app_number] => 7/613194
[patent_app_country] => US
[patent_app_date] => 1990-11-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2149
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[patent_words_short_claim] => 159
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/031/05031981.pdf
[firstpage_image] =>[orig_patent_app_number] => 613194
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/613194 | Attachment and disengagement tool for bayonet type optical fiber connector | Nov 14, 1990 | Issued |
Array
(
[id] => 2787078
[patent_doc_number] => 05151955
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-09-29
[patent_title] => 'Optical isolator'
[patent_app_type] => 1
[patent_app_number] => 7/612016
[patent_app_country] => US
[patent_app_date] => 1990-11-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4776
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 330
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/151/05151955.pdf
[firstpage_image] =>[orig_patent_app_number] => 612016
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/612016 | Optical isolator | Nov 8, 1990 | Issued |
Array
(
[id] => 2933599
[patent_doc_number] => 05201020
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1993-04-06
[patent_title] => 'Reinforced protective tube for optical waveguide fibers'
[patent_app_type] => 1
[patent_app_number] => 7/610506
[patent_app_country] => US
[patent_app_date] => 1990-11-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/201/05201020.pdf
[firstpage_image] =>[orig_patent_app_number] => 610506
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/610506 | Reinforced protective tube for optical waveguide fibers | Nov 7, 1990 | Issued |
Array
(
[id] => 2800211
[patent_doc_number] => 05078516
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-01-07
[patent_title] => 'Tapered rib waveguides'
[patent_app_type] => 1
[patent_app_number] => 7/609907
[patent_app_country] => US
[patent_app_date] => 1990-11-06
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/078/05078516.pdf
[firstpage_image] =>[orig_patent_app_number] => 609907
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/609907 | Tapered rib waveguides | Nov 5, 1990 | Issued |
Array
(
[id] => 2723617
[patent_doc_number] => 05076654
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-31
[patent_title] => 'Packaging of silicon optical components'
[patent_app_type] => 1
[patent_app_number] => 7/603646
[patent_app_country] => US
[patent_app_date] => 1990-10-29
[patent_effective_date] => 0000-00-00
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/076/05076654.pdf
[firstpage_image] =>[orig_patent_app_number] => 603646
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/603646 | Packaging of silicon optical components | Oct 28, 1990 | Issued |