Search

Jon Carlton Chang

Examiner (ID: 252, Phone: (571)272-7417 , Office: P/2665 )

Most Active Art Unit
2665
Art Unit(s)
2623, 2616, 2613, 2723, 2665, 2606, 2624, 2899
Total Applications
1462
Issued Applications
1232
Pending Applications
52
Abandoned Applications
182

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17959804 [patent_doc_number] => 20220340384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => CONVEYANCE DEVICE WITH ACCESS COVER CAPABLE OF EXPOSING INTERNAL STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/719105 [patent_app_country] => US [patent_app_date] => 2022-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 489 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17719105 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/719105
Conveyance device with access cover capable of exposing internal structure Apr 11, 2022 Issued
Array ( [id] => 17929540 [patent_doc_number] => 20220324665 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => PULL-OUT LOCK DEVICE FOR SHEET CONTAINER AND IMAGE-FORMING APPARATUS INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 17/716810 [patent_app_country] => US [patent_app_date] => 2022-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10132 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17716810 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/716810
Pull-out lock device for sheet container and image-forming apparatus including the same Apr 7, 2022 Issued
Array ( [id] => 17734474 [patent_doc_number] => 20220219933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => DOCUMENT FEEDER AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/708430 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17708430 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/708430
Document feeder and image forming apparatus Mar 29, 2022 Issued
Array ( [id] => 19059969 [patent_doc_number] => 11939176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Sheet storage device, image processing apparatus, and control method [patent_app_type] => utility [patent_app_number] => 17/691044 [patent_app_country] => US [patent_app_date] => 2022-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5130 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [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] => 17691044 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/691044
Sheet storage device, image processing apparatus, and control method Mar 8, 2022 Issued
Array ( [id] => 18526223 [patent_doc_number] => 11713206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Medium loading device and image forming system [patent_app_type] => utility [patent_app_number] => 17/652955 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 40583 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17652955 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/652955
Medium loading device and image forming system Feb 28, 2022 Issued
Array ( [id] => 18504504 [patent_doc_number] => 11702308 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-18 [patent_title] => Sheet processing machine and sheet processing method [patent_app_type] => utility [patent_app_number] => 17/679092 [patent_app_country] => US [patent_app_date] => 2022-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 13763 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17679092 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/679092
Sheet processing machine and sheet processing method Feb 23, 2022 Issued
Array ( [id] => 19652790 [patent_doc_number] => 12174573 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Conveyance apparatus and printing apparatus [patent_app_type] => utility [patent_app_number] => 17/584947 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 6751 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17584947 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584947
Conveyance apparatus and printing apparatus Jan 25, 2022 Issued
Array ( [id] => 17595004 [patent_doc_number] => 20220144577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => SHEET CONVEYANCE APPARATUS AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/584579 [patent_app_country] => US [patent_app_date] => 2022-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8878 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17584579 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/584579
Sheet conveyance apparatus and image forming apparatus Jan 25, 2022 Issued
Array ( [id] => 17761242 [patent_doc_number] => 20220234854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => CONVEYANCE CONTROL DEVICE AND CONVEYANCE CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/580277 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17580277 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/580277
Conveyance control device and conveyance control method Jan 19, 2022 Issued
Array ( [id] => 18246701 [patent_doc_number] => 11603274 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Paper feeding mechanism [patent_app_type] => utility [patent_app_number] => 17/567155 [patent_app_country] => US [patent_app_date] => 2022-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3891 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17567155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/567155
Paper feeding mechanism Jan 2, 2022 Issued
Array ( [id] => 17829802 [patent_doc_number] => 20220267106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => BI-DIRECTIONAL PAPER PICKUP MECHANISM [patent_app_type] => utility [patent_app_number] => 17/567154 [patent_app_country] => US [patent_app_date] => 2022-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7485 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 464 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17567154 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/567154
Bi-directional paper pickup mechanism Jan 2, 2022 Issued
Array ( [id] => 19214596 [patent_doc_number] => 12003678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Image reading device and image forming apparatus incorporating the image reading device [patent_app_type] => utility [patent_app_number] => 17/560988 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 11658 [patent_no_of_claims] => 10 [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] => 17560988 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/560988
Image reading device and image forming apparatus incorporating the image reading device Dec 22, 2021 Issued
Array ( [id] => 19443973 [patent_doc_number] => 12094254 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-17 [patent_title] => Printed vote record systems, retrofit automatic document feeders and methods to transfer a printed vote record sheet from a legacy printer to a legacy scanner without human intervention [patent_app_type] => utility [patent_app_number] => 17/555811 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 9150 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17555811 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/555811
Printed vote record systems, retrofit automatic document feeders and methods to transfer a printed vote record sheet from a legacy printer to a legacy scanner without human intervention Dec 19, 2021 Issued
Array ( [id] => 20172774 [patent_doc_number] => 12391505 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Sheet processing machine [patent_app_type] => utility [patent_app_number] => 18/257196 [patent_app_country] => US [patent_app_date] => 2021-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257196 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257196
Sheet processing machine Dec 13, 2021 Issued
Array ( [id] => 17689911 [patent_doc_number] => 20220197204 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/548354 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13998 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17548354 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/548354
Image forming apparatus Dec 9, 2021 Issued
Array ( [id] => 17704286 [patent_doc_number] => 20220204292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => MEDIUM CONVEYING APPARATUS TO NOTIFY USER OF CLEANING INSTRUCTION OR REPLACEMENT INSTRUCTION OF FEED ROLLER [patent_app_type] => utility [patent_app_number] => 17/643380 [patent_app_country] => US [patent_app_date] => 2021-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12395 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17643380 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/643380
MEDIUM CONVEYING APPARATUS TO NOTIFY USER OF CLEANING INSTRUCTION OR REPLACEMENT INSTRUCTION OF FEED ROLLER Dec 7, 2021 Abandoned
Array ( [id] => 17749392 [patent_doc_number] => 20220227596 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/539319 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12791 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17539319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539319
Sheet feeding device and image forming apparatus Nov 30, 2021 Issued
Array ( [id] => 19325847 [patent_doc_number] => 12043511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Sheet feeding mechanism [patent_app_type] => utility [patent_app_number] => 17/532643 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4272 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17532643 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/532643
Sheet feeding mechanism Nov 21, 2021 Issued
Array ( [id] => 17672448 [patent_doc_number] => 20220185615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => IMAGE FORMING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/529414 [patent_app_country] => US [patent_app_date] => 2021-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17529414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/529414
Image forming apparatus Nov 17, 2021 Issued
Array ( [id] => 17641739 [patent_doc_number] => 20220169477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => PRINTING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/528433 [patent_app_country] => US [patent_app_date] => 2021-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8235 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17528433 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/528433
Printing apparatus Nov 16, 2021 Issued
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