
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] => 2722458
[patent_doc_number] => 05031996
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-16
[patent_title] => 'Optical transmission element'
[patent_app_type] => 1
[patent_app_number] => 7/500934
[patent_app_country] => US
[patent_app_date] => 1990-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 1460
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 75
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/031/05031996.pdf
[firstpage_image] =>[orig_patent_app_number] => 500934
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/500934 | Optical transmission element | Mar 28, 1990 | Issued |
| 07/500491 | OPTICAL CONNECTOR FOR ENDOSCOPE | Mar 27, 1990 | Abandoned |
Array
(
[id] => 2660029
[patent_doc_number] => 05026139
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-25
[patent_title] => 'Fiber optic refractive index sensor using metal cladding'
[patent_app_type] => 1
[patent_app_number] => 7/501144
[patent_app_country] => US
[patent_app_date] => 1990-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 11
[patent_no_of_words] => 5176
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 93
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/026/05026139.pdf
[firstpage_image] =>[orig_patent_app_number] => 501144
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/501144 | Fiber optic refractive index sensor using metal cladding | Mar 27, 1990 | Issued |
Array
(
[id] => 2724340
[patent_doc_number] => 05039197
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-13
[patent_title] => 'Cable and tape structures therefor'
[patent_app_type] => 1
[patent_app_number] => 7/498257
[patent_app_country] => US
[patent_app_date] => 1990-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 13
[patent_no_of_words] => 4266
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 89
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/039/05039197.pdf
[firstpage_image] =>[orig_patent_app_number] => 498257
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/498257 | Cable and tape structures therefor | Mar 21, 1990 | Issued |
Array
(
[id] => 2929299
[patent_doc_number] => 05193130
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1993-03-09
[patent_title] => 'Light deflecting device'
[patent_app_type] => 1
[patent_app_number] => 7/474763
[patent_app_country] => US
[patent_app_date] => 1990-03-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 15
[patent_no_of_words] => 5855
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 46
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/193/05193130.pdf
[firstpage_image] =>[orig_patent_app_number] => 474763
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/474763 | Light deflecting device | Mar 19, 1990 | Issued |
Array
(
[id] => 2825833
[patent_doc_number] => 05123071
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-16
[patent_title] => 'Overconnector assembly for a pair of push-pull coupling type optical fiber connectors'
[patent_app_type] => 1
[patent_app_number] => 7/491755
[patent_app_country] => US
[patent_app_date] => 1990-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 5232
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 124
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/123/05123071.pdf
[firstpage_image] =>[orig_patent_app_number] => 491755
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/491755 | Overconnector assembly for a pair of push-pull coupling type optical fiber connectors | Mar 8, 1990 | Issued |
Array
(
[id] => 2838051
[patent_doc_number] => 05117476
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-05-26
[patent_title] => 'Optical transceiver package with insertable subassembly'
[patent_app_type] => 1
[patent_app_number] => 7/480702
[patent_app_country] => US
[patent_app_date] => 1990-02-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 3419
[patent_no_of_claims] => 18
[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/05/117/05117476.pdf
[firstpage_image] =>[orig_patent_app_number] => 480702
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/480702 | Optical transceiver package with insertable subassembly | Feb 14, 1990 | Issued |
Array
(
[id] => 2733358
[patent_doc_number] => 05002361
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-26
[patent_title] => 'Polymeric thin film waveguide media'
[patent_app_type] => 1
[patent_app_number] => 7/468676
[patent_app_country] => US
[patent_app_date] => 1990-01-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3854
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 130
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/002/05002361.pdf
[firstpage_image] =>[orig_patent_app_number] => 468676
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/468676 | Polymeric thin film waveguide media | Jan 22, 1990 | Issued |
Array
(
[id] => 2724320
[patent_doc_number] => 05039196
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-13
[patent_title] => 'Optical fiber cable pulling eye'
[patent_app_type] => 1
[patent_app_number] => 7/468469
[patent_app_country] => US
[patent_app_date] => 1990-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 9
[patent_no_of_words] => 1969
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 101
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/039/05039196.pdf
[firstpage_image] =>[orig_patent_app_number] => 468469
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/468469 | Optical fiber cable pulling eye | Jan 21, 1990 | Issued |
| 07/467825 | TRANSCEIVER PACKAGE | Jan 18, 1990 | Abandoned |
Array
(
[id] => 2738410
[patent_doc_number] => 05020871
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-04
[patent_title] => 'Optical fiber wiring apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/464107
[patent_app_country] => US
[patent_app_date] => 1990-01-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 18
[patent_no_of_words] => 6792
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 137
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/020/05020871.pdf
[firstpage_image] =>[orig_patent_app_number] => 464107
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/464107 | Optical fiber wiring apparatus | Jan 11, 1990 | Issued |
Array
(
[id] => 2695044
[patent_doc_number] => 05013110
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-07
[patent_title] => 'Optical fibre end piece for an optical fibre'
[patent_app_type] => 1
[patent_app_number] => 7/457837
[patent_app_country] => US
[patent_app_date] => 1989-12-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1374
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/013/05013110.pdf
[firstpage_image] =>[orig_patent_app_number] => 457837
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/457837 | Optical fibre end piece for an optical fibre | Dec 26, 1989 | Issued |
Array
(
[id] => 2698046
[patent_doc_number] => 05016960
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-21
[patent_title] => 'Hybrid optical Y-junction'
[patent_app_type] => 1
[patent_app_number] => 7/455526
[patent_app_country] => US
[patent_app_date] => 1989-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2678
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 88
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/016/05016960.pdf
[firstpage_image] =>[orig_patent_app_number] => 455526
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/455526 | Hybrid optical Y-junction | Dec 21, 1989 | Issued |
Array
(
[id] => 2812411
[patent_doc_number] => 05140665
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-08-18
[patent_title] => 'Optical waveguide fiber with titania-silica outer cladding'
[patent_app_type] => 1
[patent_app_number] => 7/456140
[patent_app_country] => US
[patent_app_date] => 1989-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 26
[patent_no_of_words] => 14853
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 50
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/140/05140665.pdf
[firstpage_image] =>[orig_patent_app_number] => 456140
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/456140 | Optical waveguide fiber with titania-silica outer cladding | Dec 21, 1989 | Issued |
Array
(
[id] => 2697898
[patent_doc_number] => 05016952
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-21
[patent_title] => 'Cable closure including superabsorbent foam water blocking system and methods of using same'
[patent_app_type] => 1
[patent_app_number] => 7/455106
[patent_app_country] => US
[patent_app_date] => 1989-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 3950
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 143
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/016/05016952.pdf
[firstpage_image] =>[orig_patent_app_number] => 455106
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/455106 | Cable closure including superabsorbent foam water blocking system and methods of using same | Dec 21, 1989 | Issued |
Array
(
[id] => 2733516
[patent_doc_number] => 05028105
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-02
[patent_title] => 'Photorefractive effect in bulk glass and devices made therefrom'
[patent_app_type] => 1
[patent_app_number] => 7/454646
[patent_app_country] => US
[patent_app_date] => 1989-12-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 15
[patent_no_of_words] => 4442
[patent_no_of_claims] => 28
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 58
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/028/05028105.pdf
[firstpage_image] =>[orig_patent_app_number] => 454646
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/454646 | Photorefractive effect in bulk glass and devices made therefrom | Dec 20, 1989 | Issued |
Array
(
[id] => 2580919
[patent_doc_number] => 04958899
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-25
[patent_title] => 'Annular optical fiber support with radial gas jets'
[patent_app_type] => 1
[patent_app_number] => 7/454348
[patent_app_country] => US
[patent_app_date] => 1989-12-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 3872
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 44
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/958/04958899.pdf
[firstpage_image] =>[orig_patent_app_number] => 454348
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/454348 | Annular optical fiber support with radial gas jets | Dec 20, 1989 | Issued |
Array
(
[id] => 2722440
[patent_doc_number] => 05031995
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-16
[patent_title] => 'Composite reinforced fiber for high G loads'
[patent_app_type] => 1
[patent_app_number] => 7/454717
[patent_app_country] => US
[patent_app_date] => 1989-12-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2837
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 128
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/031/05031995.pdf
[firstpage_image] =>[orig_patent_app_number] => 454717
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/454717 | Composite reinforced fiber for high G loads | Dec 20, 1989 | Issued |
Array
(
[id] => 2723615
[patent_doc_number] => 04997246
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-05
[patent_title] => 'Silicon-based rib waveguide optical modulator'
[patent_app_type] => 1
[patent_app_number] => 7/456006
[patent_app_country] => US
[patent_app_date] => 1989-12-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 3514
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 131
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/997/04997246.pdf
[firstpage_image] =>[orig_patent_app_number] => 456006
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/456006 | Silicon-based rib waveguide optical modulator | Dec 20, 1989 | Issued |
| 07/452147 | FIBER OPTIC SWITCH HAVING A CURVED REFLECTOR | Dec 17, 1989 | Abandoned |