
Daniel D. Chang
Examiner (ID: 18728, Phone: (571)272-1801 , Office: P/2844 )
| Most Active Art Unit | 2844 |
| Art Unit(s) | 2844, 2819, 0 |
| Total Applications | 2520 |
| Issued Applications | 2308 |
| Pending Applications | 99 |
| Abandoned Applications | 143 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2411217
[patent_doc_number] => 04787689
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-11-29
[patent_title] => 'Devices having low loss curved or tapered optical waveguides'
[patent_app_type] => 1
[patent_app_number] => 6/730672
[patent_app_country] => US
[patent_app_date] => 1985-05-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 2705
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/787/04787689.pdf
[firstpage_image] =>[orig_patent_app_number] => 730672
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/730672 | Devices having low loss curved or tapered optical waveguides | May 2, 1985 | Issued |
Array
(
[id] => 2638410
[patent_doc_number] => 04952845
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-08-28
[patent_title] => 'DC/AC converter for igniting and operating a discharge lamp'
[patent_app_type] => 1
[patent_app_number] => 6/712289
[patent_app_country] => US
[patent_app_date] => 1985-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 2963
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 164
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/952/04952845.pdf
[firstpage_image] =>[orig_patent_app_number] => 712289
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/712289 | DC/AC converter for igniting and operating a discharge lamp | Mar 14, 1985 | Issued |
| 06/703027 | POWER-LIMITED CEILING LIGHTING SYSTEM | Feb 18, 1985 | Abandoned |
Array
(
[id] => 2132500
[patent_doc_number] => 04543535
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1985-09-24
[patent_title] => 'Distributed power amplifier'
[patent_app_type] => 1
[patent_app_number] => 6/600871
[patent_app_country] => US
[patent_app_date] => 1984-04-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 7928
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 81
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/543/04543535.pdf
[firstpage_image] =>[orig_patent_app_number] => 600871
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/600871 | Distributed power amplifier | Apr 15, 1984 | Issued |
Array
(
[id] => 2733888
[patent_doc_number] => 05022742
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-11
[patent_title] => 'Fast shutter for protection from electromagnetic radiation'
[patent_app_type] => 1
[patent_app_number] => 6/538617
[patent_app_country] => US
[patent_app_date] => 1983-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 2211
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 125
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/022/05022742.pdf
[firstpage_image] =>[orig_patent_app_number] => 538617
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/538617 | Fast shutter for protection from electromagnetic radiation | Oct 2, 1983 | Issued |
| 06/494841 | RAPID START FLUORESCENT LAMP WITH A BIMETAL ELECTRODE DISCONNECT SWITCH | May 15, 1983 | Abandoned |
Array
(
[id] => 2059424
[patent_doc_number] => 04455509
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-06-19
[patent_title] => 'Intrinsically safe lighting system'
[patent_app_type] => 1
[patent_app_number] => 6/494620
[patent_app_country] => US
[patent_app_date] => 1983-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 4106
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 187
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/455/04455509.pdf
[firstpage_image] =>[orig_patent_app_number] => 494620
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/494620 | Intrinsically safe lighting system | May 15, 1983 | Issued |
Array
(
[id] => 2115916
[patent_doc_number] => 04485336
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-11-27
[patent_title] => 'Electronic flash device'
[patent_app_type] => 1
[patent_app_number] => 6/470954
[patent_app_country] => US
[patent_app_date] => 1983-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 13
[patent_no_of_words] => 15579
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 118
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/485/04485336.pdf
[firstpage_image] =>[orig_patent_app_number] => 470954
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/470954 | Electronic flash device | Feb 28, 1983 | Issued |
Array
(
[id] => 2111324
[patent_doc_number] => 04467244
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-08-21
[patent_title] => 'Monitor bracket'
[patent_app_type] => 1
[patent_app_number] => 6/471123
[patent_app_country] => US
[patent_app_date] => 1983-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1838
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 48
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/467/04467244.pdf
[firstpage_image] =>[orig_patent_app_number] => 471123
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/471123 | Monitor bracket | Feb 28, 1983 | Issued |
Array
(
[id] => 2121949
[patent_doc_number] => 04449074
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-05-15
[patent_title] => 'Excess light turn-off circuit'
[patent_app_type] => 1
[patent_app_number] => 6/468870
[patent_app_country] => US
[patent_app_date] => 1983-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 7296
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 199
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/449/04449074.pdf
[firstpage_image] =>[orig_patent_app_number] => 468870
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/468870 | Excess light turn-off circuit | Feb 22, 1983 | Issued |
Array
(
[id] => 2111331
[patent_doc_number] => 04467245
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-08-21
[patent_title] => 'Current-limited spark gap for transient protection'
[patent_app_type] => 1
[patent_app_number] => 6/468000
[patent_app_country] => US
[patent_app_date] => 1983-02-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1738
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 83
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/467/04467245.pdf
[firstpage_image] =>[orig_patent_app_number] => 468000
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/468000 | Current-limited spark gap for transient protection | Feb 17, 1983 | Issued |
Array
(
[id] => 2065078
[patent_doc_number] => 04453110
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-06-05
[patent_title] => 'Strobo flash apparatus'
[patent_app_type] => 1
[patent_app_number] => 6/465455
[patent_app_country] => US
[patent_app_date] => 1983-02-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 1812
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 191
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/453/04453110.pdf
[firstpage_image] =>[orig_patent_app_number] => 465455
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/465455 | Strobo flash apparatus | Feb 9, 1983 | Issued |
Array
(
[id] => 2080042
[patent_doc_number] => 04461981
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-07-24
[patent_title] => 'Low pressure inert gas discharge device'
[patent_app_type] => 1
[patent_app_number] => 6/451230
[patent_app_country] => US
[patent_app_date] => 1982-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 4244
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 112
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/461/04461981.pdf
[firstpage_image] =>[orig_patent_app_number] => 451230
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/451230 | Low pressure inert gas discharge device | Dec 19, 1982 | Issued |
Array
(
[id] => 2103390
[patent_doc_number] => 04469990
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-09-04
[patent_title] => 'Electronic flash device'
[patent_app_type] => 1
[patent_app_number] => 6/449633
[patent_app_country] => US
[patent_app_date] => 1982-12-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 1741
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 160
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/469/04469990.pdf
[firstpage_image] =>[orig_patent_app_number] => 449633
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/449633 | Electronic flash device | Dec 13, 1982 | Issued |
Array
(
[id] => 2119092
[patent_doc_number] => 04468592
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-08-28
[patent_title] => 'Strobo apparatus'
[patent_app_type] => 1
[patent_app_number] => 6/448440
[patent_app_country] => US
[patent_app_date] => 1982-12-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 1912
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 192
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/468/04468592.pdf
[firstpage_image] =>[orig_patent_app_number] => 448440
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/448440 | Strobo apparatus | Dec 9, 1982 | Issued |
Array
(
[id] => 2059352
[patent_doc_number] => 04455504
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-06-19
[patent_title] => 'Liquid cooled anode x-ray tubes'
[patent_app_type] => 1
[patent_app_number] => 6/445212
[patent_app_country] => US
[patent_app_date] => 1982-11-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 16
[patent_no_of_words] => 12168
[patent_no_of_claims] => 60
[patent_no_of_ind_claims] => 10
[patent_words_short_claim] => 30
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/455/04455504.pdf
[firstpage_image] =>[orig_patent_app_number] => 445212
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/445212 | Liquid cooled anode x-ray tubes | Nov 28, 1982 | Issued |
Array
(
[id] => 2068347
[patent_doc_number] => 04441052
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-04-03
[patent_title] => 'Degaussing circuit for television receiver having switched mode power supply'
[patent_app_type] => 1
[patent_app_number] => 6/444542
[patent_app_country] => US
[patent_app_date] => 1982-11-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 2423
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 153
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/441/04441052.pdf
[firstpage_image] =>[orig_patent_app_number] => 444542
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/444542 | Degaussing circuit for television receiver having switched mode power supply | Nov 25, 1982 | Issued |
| 06/444209 | SERIES INVERTER FOR CAPACITOR CHARGING | Nov 23, 1982 | Abandoned |
| 06/444037 | TEST FLASH DEVICE FOR FLASH DISCHARGER | Nov 22, 1982 | Abandoned |
Array
(
[id] => 2117459
[patent_doc_number] => 04437043
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1984-03-13
[patent_title] => 'Lighting control for high intensity discharge lamp'
[patent_app_type] => 1
[patent_app_number] => 6/443243
[patent_app_country] => US
[patent_app_date] => 1982-11-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 3979
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 101
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/437/04437043.pdf
[firstpage_image] =>[orig_patent_app_number] => 443243
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/443243 | Lighting control for high intensity discharge lamp | Nov 21, 1982 | Issued |