Search

Wei Y. Zhen

Supervisory Patent Examiner (ID: 12793, Phone: (571)272-3708 , Office: P/2191 )

Most Active Art Unit
2122
Art Unit(s)
2191, 2122, 2762
Total Applications
373
Issued Applications
287
Pending Applications
37
Abandoned Applications
49

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 13715779 [patent_doc_number] => 20170368844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-28 [patent_title] => TREATING A FIBROUS MATERIAL FOR PRINTING [patent_app_type] => utility [patent_app_number] => 15/699825 [patent_app_country] => US [patent_app_date] => 2017-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15699825 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/699825
TREATING A FIBROUS MATERIAL FOR PRINTING Sep 7, 2017 Abandoned
Array ( [id] => 12582687 [patent_doc_number] => 20180086058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-03-29 [patent_title] => LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND DRIVING METHOD [patent_app_type] => utility [patent_app_number] => 15/675891 [patent_app_country] => US [patent_app_date] => 2017-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20056 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15675891 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/675891
Liquid ejecting apparatus, drive circuit, and driving method Aug 13, 2017 Issued
Array ( [id] => 13839129 [patent_doc_number] => 20190023049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-24 [patent_title] => METHOD FOR FORMING THREE-DIMENSIONAL PATTERN AND PRODUCT OBTAINED THEREBY [patent_app_type] => utility [patent_app_number] => 15/674913 [patent_app_country] => US [patent_app_date] => 2017-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15674913 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/674913
METHOD FOR FORMING THREE-DIMENSIONAL PATTERN AND PRODUCT OBTAINED THEREBY Aug 10, 2017 Abandoned
Array ( [id] => 12184775 [patent_doc_number] => 20180043711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-02-15 [patent_title] => 'DEVICE TO GUIDE A BAND-SHAPED RECORDING MEDIUM BETWEEN SUCCESSIVELY ARRANGED PRINT GROUPS IN A PRINTING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/674740 [patent_app_country] => US [patent_app_date] => 2017-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2657 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15674740 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/674740
DEVICE TO GUIDE A BAND-SHAPED RECORDING MEDIUM BETWEEN SUCCESSIVELY ARRANGED PRINT GROUPS IN A PRINTING APPARATUS Aug 10, 2017 Abandoned
Array ( [id] => 14056653 [patent_doc_number] => 10232609 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-03-19 [patent_title] => Ink jet head and ink jet printer [patent_app_type] => utility [patent_app_number] => 15/674830 [patent_app_country] => US [patent_app_date] => 2017-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4462 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15674830 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/674830
Ink jet head and ink jet printer Aug 10, 2017 Issued
Array ( [id] => 13927563 [patent_doc_number] => 20190047297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-14 [patent_title] => SYSTEM AND METHOD FOR ROTATING A THREE-DIMENSIONAL (3D) OBJECT DURING PRINTING OF THE OBJECT [patent_app_type] => utility [patent_app_number] => 15/674764 [patent_app_country] => US [patent_app_date] => 2017-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3517 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 15674764 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/674764
System and method for rotating a three-dimensional (3D) object during printing of the object Aug 10, 2017 Issued
Array ( [id] => 12001022 [patent_doc_number] => 20170305177 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'IMAGE DECOLORING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/648561 [patent_app_country] => US [patent_app_date] => 2017-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4290 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15648561 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/648561
Image decoloring apparatus Jul 12, 2017 Issued
Array ( [id] => 12001003 [patent_doc_number] => 20170305158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-26 [patent_title] => 'MOLDED DIE SLIVERS WITH EXPOSED FRONT AND BACK SURFACES' [patent_app_type] => utility [patent_app_number] => 15/646163 [patent_app_country] => US [patent_app_date] => 2017-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5102 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15646163 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/646163
Molded die slivers with exposed front and back surfaces Jul 10, 2017 Issued
Array ( [id] => 11970503 [patent_doc_number] => 20170274657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-28 [patent_title] => 'METHOD FOR CONTROLLING INKJET PRINTING APPARATUS' [patent_app_type] => utility [patent_app_number] => 15/619006 [patent_app_country] => US [patent_app_date] => 2017-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5612 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15619006 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/619006
Method for controlling inkjet printing apparatus Jun 8, 2017 Issued
Array ( [id] => 12253641 [patent_doc_number] => 09925772 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-03-27 [patent_title] => 'Method for controlling inkjet printing apparatus' [patent_app_type] => utility [patent_app_number] => 15/618994 [patent_app_country] => US [patent_app_date] => 2017-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5612 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15618994 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/618994
Method for controlling inkjet printing apparatus Jun 8, 2017 Issued
Array ( [id] => 12977800 [patent_doc_number] => 20170341404 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => LIQUID EJECTION APPARATUS AND LIQUID EJECTION HEAD [patent_app_type] => utility [patent_app_number] => 15/598034 [patent_app_country] => US [patent_app_date] => 2017-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4962 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15598034 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/598034
Liquid ejection apparatus and liquid ejection head May 16, 2017 Issued
Array ( [id] => 12977797 [patent_doc_number] => 20170341403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => FLOW PATH JOINT AND LIQUID EJECTING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/598094 [patent_app_country] => US [patent_app_date] => 2017-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9207 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15598094 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/598094
FLOW PATH JOINT AND LIQUID EJECTING APPARATUS May 16, 2017 Abandoned
Array ( [id] => 12977812 [patent_doc_number] => 20170341408 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => LIQUID SUPPLY VALVE, FLOW CHANNEL SYSTEM, AND METHOD OF USING LIQUID SUPPLY VALVE [patent_app_type] => utility [patent_app_number] => 15/598019 [patent_app_country] => US [patent_app_date] => 2017-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13402 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15598019 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/598019
Liquid supply valve, flow channel system, and method of using liquid supply valve May 16, 2017 Issued
Array ( [id] => 12977791 [patent_doc_number] => 20170341401 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => FLOW PATH JOINT AND LIQUID EJECTING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/596211 [patent_app_country] => US [patent_app_date] => 2017-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8805 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 15596211 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/596211
FLOW PATH JOINT AND LIQUID EJECTING APPARATUS May 15, 2017 Abandoned
Array ( [id] => 11993183 [patent_doc_number] => 20170297338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-19 [patent_title] => 'INK-JET PRINTER' [patent_app_type] => utility [patent_app_number] => 15/470392 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12821 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15470392 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/470392
Ink-jet printer Mar 26, 2017 Issued
Array ( [id] => 11743366 [patent_doc_number] => 20170197438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-13 [patent_title] => 'LIQUID CIRCULATION APPARATUS, LIQUID EJECTION APPARATUS AND LIQUID EJECTION METHOD' [patent_app_type] => utility [patent_app_number] => 15/469774 [patent_app_country] => US [patent_app_date] => 2017-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7322 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15469774 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/469774
LIQUID CIRCULATION APPARATUS, LIQUID EJECTION APPARATUS AND LIQUID EJECTION METHOD Mar 26, 2017 Abandoned
Array ( [id] => 11978447 [patent_doc_number] => 20170282602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'CONVEYANCE APPARATUS OF WEB BEING PRINT MEDIUM' [patent_app_type] => utility [patent_app_number] => 15/443022 [patent_app_country] => US [patent_app_date] => 2017-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5049 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15443022 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/443022
Conveyance apparatus of web print medium Feb 26, 2017 Issued
Array ( [id] => 11662133 [patent_doc_number] => 20170150839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-06-01 [patent_title] => 'Process for Producing Printed Solid Objects' [patent_app_type] => utility [patent_app_number] => 15/428360 [patent_app_country] => US [patent_app_date] => 2017-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2744 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15428360 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/428360
Process for Producing Printed Solid Objects Feb 8, 2017 Abandoned
Array ( [id] => 13264315 [patent_doc_number] => 10144230 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-04 [patent_title] => Carriage assembly and head position adjustment mechanism [patent_app_type] => utility [patent_app_number] => 15/413292 [patent_app_country] => US [patent_app_date] => 2017-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 20 [patent_no_of_words] => 8116 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15413292 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/413292
Carriage assembly and head position adjustment mechanism Jan 22, 2017 Issued
Array ( [id] => 12842746 [patent_doc_number] => 20180172755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-21 [patent_title] => DOORBELL CAMERA TEST TOOL [patent_app_type] => utility [patent_app_number] => 15/382014 [patent_app_country] => US [patent_app_date] => 2016-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15382014 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/382014
Doorbell camera test tool Dec 15, 2016 Issued
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