Search

Sophia S. Chen

Examiner (ID: 16623, Phone: (571)272-2133 , Office: P/2852 )

Most Active Art Unit
2852
Art Unit(s)
2852, 2105, 2809
Total Applications
3625
Issued Applications
3447
Pending Applications
93
Abandoned Applications
111

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12774571 [patent_doc_number] => 20180150025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-31 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/817825 [patent_app_country] => US [patent_app_date] => 2017-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15817825 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/817825
Image forming apparatus that suppresses temperature rise in developing device Nov 19, 2017 Issued
Array ( [id] => 13225803 [patent_doc_number] => 10126673 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-11-13 [patent_title] => Scanning optical apparatus and image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/816987 [patent_app_country] => US [patent_app_date] => 2017-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 5542 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15816987 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/816987
Scanning optical apparatus and image forming apparatus Nov 16, 2017 Issued
Array ( [id] => 14122371 [patent_doc_number] => 10248043 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-02 [patent_title] => Image forming apparatus that prevents toner charged with polarity opposite normal charging polarity from being collected [patent_app_type] => utility [patent_app_number] => 15/816818 [patent_app_country] => US [patent_app_date] => 2017-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 19 [patent_no_of_words] => 8498 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15816818 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/816818
Image forming apparatus that prevents toner charged with polarity opposite normal charging polarity from being collected Nov 16, 2017 Issued
Array ( [id] => 14363583 [patent_doc_number] => 10303091 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-05-28 [patent_title] => Voltage detection apparatus and image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/815152 [patent_app_country] => US [patent_app_date] => 2017-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 25 [patent_no_of_words] => 11697 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15815152 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/815152
Voltage detection apparatus and image forming apparatus Nov 15, 2017 Issued
Array ( [id] => 12843922 [patent_doc_number] => 20180173147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-21 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/812020 [patent_app_country] => US [patent_app_date] => 2017-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7653 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15812020 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/812020
Image forming apparatus which predicts a degree of consumption of a photosensitive body Nov 13, 2017 Issued
Array ( [id] => 12734260 [patent_doc_number] => 20180136587 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => TONER CASE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/810606 [patent_app_country] => US [patent_app_date] => 2017-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15810606 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/810606
Toner case and image forming apparatus Nov 12, 2017 Issued
Array ( [id] => 12774520 [patent_doc_number] => 20180150008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-31 [patent_title] => IMAGE FORMING SYSTEM, IMAGE READING APPARATUS, IMAGE FORMING METHOD, AND CONTROL PROGRAM [patent_app_type] => utility [patent_app_number] => 15/806770 [patent_app_country] => US [patent_app_date] => 2017-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11915 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15806770 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/806770
Image forming system, image reading apparatus, image forming method, and control program Nov 7, 2017 Issued
Array ( [id] => 12796087 [patent_doc_number] => 20180157198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-07 [patent_title] => FIXING DEVICE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/804459 [patent_app_country] => US [patent_app_date] => 2017-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11062 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15804459 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/804459
Fixing device and image forming apparatus Nov 5, 2017 Issued
Array ( [id] => 13268181 [patent_doc_number] => 10146172 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-04 [patent_title] => Cabinet structure, electronic equipment, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/728821 [patent_app_country] => US [patent_app_date] => 2017-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 10943 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15728821 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/728821
Cabinet structure, electronic equipment, and image forming apparatus Oct 9, 2017 Issued
Array ( [id] => 13054471 [patent_doc_number] => 10048622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-08-14 [patent_title] => Developer container, development device, process cartridge, and image forming apparatus [patent_app_type] => utility [patent_app_number] => 15/724166 [patent_app_country] => US [patent_app_date] => 2017-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6358 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15724166 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/724166
Developer container, development device, process cartridge, and image forming apparatus Oct 2, 2017 Issued
Array ( [id] => 13919027 [patent_doc_number] => 10203628 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-02-12 [patent_title] => Toner agitator assembly [patent_app_type] => utility [patent_app_number] => 15/722084 [patent_app_country] => US [patent_app_date] => 2017-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5937 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15722084 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/722084
Toner agitator assembly Oct 1, 2017 Issued
Array ( [id] => 13626175 [patent_doc_number] => 20180364639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-20 [patent_title] => IMAGING UNIT HAVING POSITIONAL CONTROL FEATURES FOR USE IN AN ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICE [patent_app_type] => utility [patent_app_number] => 15/722075 [patent_app_country] => US [patent_app_date] => 2017-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9722 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15722075 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/722075
Imaging unit having positional control features for use in an electrophotographic image forming device Oct 1, 2017 Issued
Array ( [id] => 13664289 [patent_doc_number] => 10162302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-25 [patent_title] => Developing cartridge having contact surface [patent_app_type] => utility [patent_app_number] => 15/719720 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11398 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 384 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15719720 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/719720
Developing cartridge having contact surface Sep 28, 2017 Issued
Array ( [id] => 13003199 [patent_doc_number] => 10025264 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-07-17 [patent_title] => Developing cartridge including storage medium having electric contact surface [patent_app_type] => utility [patent_app_number] => 15/719754 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 12447 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15719754 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/719754
Developing cartridge including storage medium having electric contact surface Sep 28, 2017 Issued
Array ( [id] => 13291263 [patent_doc_number] => 10156819 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-18 [patent_title] => Image forming apparatus with heating device for controlling porosity of toner image [patent_app_type] => utility [patent_app_number] => 15/720276 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 8107 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15720276 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/720276
Image forming apparatus with heating device for controlling porosity of toner image Sep 28, 2017 Issued
Array ( [id] => 13751433 [patent_doc_number] => 10168660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-01 [patent_title] => Developing cartridge including first gear and second gear [patent_app_type] => utility [patent_app_number] => 15/719676 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 23 [patent_no_of_words] => 13010 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15719676 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/719676
Developing cartridge including first gear and second gear Sep 28, 2017 Issued
Array ( [id] => 13766597 [patent_doc_number] => 10175637 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-08 [patent_title] => Developing cartridge having contact surface [patent_app_type] => utility [patent_app_number] => 15/719694 [patent_app_country] => US [patent_app_date] => 2017-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 12073 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15719694 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/719694
Developing cartridge having contact surface Sep 28, 2017 Issued
Array ( [id] => 12755203 [patent_doc_number] => 20180143568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => DEVELOPING DEVICE AND IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE INCORPORATING SAME [patent_app_type] => utility [patent_app_number] => 15/718501 [patent_app_country] => US [patent_app_date] => 2017-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7954 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15718501 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/718501
Developing device and image forming apparatus and process cartridge incorporating same Sep 27, 2017 Issued
Array ( [id] => 13816991 [patent_doc_number] => 10185264 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-22 [patent_title] => Image forming apparatus with transfer and fixing sections and control thereof [patent_app_type] => utility [patent_app_number] => 15/717657 [patent_app_country] => US [patent_app_date] => 2017-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4477 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15717657 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/717657
Image forming apparatus with transfer and fixing sections and control thereof Sep 26, 2017 Issued
Array ( [id] => 17044745 [patent_doc_number] => 11097913 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-24 [patent_title] => Transport roller [patent_app_type] => utility [patent_app_number] => 16/345747 [patent_app_country] => US [patent_app_date] => 2017-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 8766 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16345747 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/345747
Transport roller Sep 20, 2017 Issued
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