Search

Lois L. Zheng

Examiner (ID: 7344, Phone: (571)272-1248 , Office: P/1733 )

Most Active Art Unit
1733
Art Unit(s)
1733, 1742, 1793
Total Applications
1150
Issued Applications
663
Pending Applications
150
Abandoned Applications
347

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 10382300 [patent_doc_number] => 20150267307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-09-24 [patent_title] => 'BRIGHTENING AND PASSIVATION OF STAINLESS STEEL SURFACES' [patent_app_type] => utility [patent_app_number] => 14/729431 [patent_app_country] => US [patent_app_date] => 2015-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4567 [patent_no_of_claims] => 16 [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] => 14729431 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/729431
Brightening and passivation of stainless steel surfaces Jun 2, 2015 Issued
Array ( [id] => 12703858 [patent_doc_number] => 20180126452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-10 [patent_title] => ALUMINUM ALLOY FOR FORMING AN AXISYMMETRIC ARTICLE [patent_app_type] => utility [patent_app_number] => 15/574213 [patent_app_country] => US [patent_app_date] => 2015-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15574213 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/574213
Aluminum alloy for forming an axisymmetric article Jun 1, 2015 Issued
Array ( [id] => 12388641 [patent_doc_number] => 09963788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-05-08 [patent_title] => Concentrate for use in corrosion resistant treatment of metal surfaces [patent_app_type] => utility [patent_app_number] => 14/721131 [patent_app_country] => US [patent_app_date] => 2015-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2899 [patent_no_of_claims] => 19 [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] => 14721131 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/721131
Concentrate for use in corrosion resistant treatment of metal surfaces May 25, 2015 Issued
Array ( [id] => 11290584 [patent_doc_number] => 20160340515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-24 [patent_title] => 'PHOSPHOR-FREE, ECO-FRIENDLY ZIRCONIUM COATING AGENT ALLOWING FOR USE OF INDUSTRIAL WATER AND METHOD OF USING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/720289 [patent_app_country] => US [patent_app_date] => 2015-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6576 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [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] => 14720289 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/720289
PHOSPHOR-FREE, ECO-FRIENDLY ZIRCONIUM COATING AGENT ALLOWING FOR USE OF INDUSTRIAL WATER AND METHOD OF USING THE SAME May 21, 2015 Abandoned
Array ( [id] => 10475240 [patent_doc_number] => 20150360257 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-17 [patent_title] => 'COMPOSITIONS PROMOTING THE ACCELERATED DEGRADATION OF METALS AND COMPOSITE MATERIALS' [patent_app_type] => utility [patent_app_number] => 14/716688 [patent_app_country] => US [patent_app_date] => 2015-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 10732 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [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] => 14716688 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/716688
Compositions promoting the accelerated degradation of metals and composite materials May 18, 2015 Issued
Array ( [id] => 12327099 [patent_doc_number] => 09945020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-17 [patent_title] => Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same [patent_app_type] => utility [patent_app_number] => 14/703065 [patent_app_country] => US [patent_app_date] => 2015-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 15843 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 14703065 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/703065
Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same May 3, 2015 Issued
Array ( [id] => 11129637 [patent_doc_number] => 20160326612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-10 [patent_title] => 'BETA TITANIUM ALLOY SHEET FOR ELEVATED TEMPERATURE APPLICATIONS' [patent_app_type] => utility [patent_app_number] => 14/703297 [patent_app_country] => US [patent_app_date] => 2015-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6753 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [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] => 14703297 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/703297
Beta titanium alloy sheet for elevated temperature applications May 3, 2015 Issued
Array ( [id] => 10347991 [patent_doc_number] => 20150232997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-20 [patent_title] => 'CAN PRETREATMENT FOR IMPROVED COAT ADHESION' [patent_app_type] => utility [patent_app_number] => 14/702160 [patent_app_country] => US [patent_app_date] => 2015-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4772 [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] => 14702160 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/702160
Can pretreatment for improved coat adhesion Apr 30, 2015 Issued
Array ( [id] => 10347693 [patent_doc_number] => 20150232698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-20 [patent_title] => 'CAN PRETREATMENT FOR IMPROVED COATING ADHESION' [patent_app_type] => utility [patent_app_number] => 14/702076 [patent_app_country] => US [patent_app_date] => 2015-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4698 [patent_no_of_claims] => 16 [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] => 14702076 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/702076
Can pretreatment for improved coating adhesion Apr 30, 2015 Issued
Array ( [id] => 10347693 [patent_doc_number] => 20150232698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-20 [patent_title] => 'CAN PRETREATMENT FOR IMPROVED COATING ADHESION' [patent_app_type] => utility [patent_app_number] => 14/702076 [patent_app_country] => US [patent_app_date] => 2015-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4698 [patent_no_of_claims] => 16 [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] => 14702076 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/702076
Can pretreatment for improved coating adhesion Apr 30, 2015 Issued
Array ( [id] => 10437564 [patent_doc_number] => 20150322575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-12 [patent_title] => 'TRIVALENT CHROMIUM PASSIVATION AND PRETREATMENT COMPOSITION AND METHOD FOR ZINC-CONTAINING METALS' [patent_app_type] => utility [patent_app_number] => 14/691985 [patent_app_country] => US [patent_app_date] => 2015-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6895 [patent_no_of_claims] => 10 [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] => 14691985 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/691985
Trivalent chromium passivation and pretreatment composition and method for zinc-containing metals Apr 20, 2015 Issued
Array ( [id] => 12199964 [patent_doc_number] => 09903022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-27 [patent_title] => 'Production method of galvannealed steel sheet having excellent formability and exfoliation resistance after adhesion' [patent_app_type] => utility [patent_app_number] => 14/685943 [patent_app_country] => US [patent_app_date] => 2015-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 18352 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14685943 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/685943
Production method of galvannealed steel sheet having excellent formability and exfoliation resistance after adhesion Apr 13, 2015 Issued
Array ( [id] => 15133261 [patent_doc_number] => 10480080 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-19 [patent_title] => Method for activating metal surfaces to be phosphated [patent_app_type] => utility [patent_app_number] => 15/302365 [patent_app_country] => US [patent_app_date] => 2015-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3242 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15302365 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/302365
Method for activating metal surfaces to be phosphated Apr 6, 2015 Issued
Array ( [id] => 10326136 [patent_doc_number] => 20150211140 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-07-30 [patent_title] => 'Composition for Metal Surface Treatment, Metal Surface Treatment Method, and Metal Material' [patent_app_type] => utility [patent_app_number] => 14/677302 [patent_app_country] => US [patent_app_date] => 2015-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12499 [patent_no_of_claims] => 20 [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] => 14677302 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/677302
Composition for Metal Surface Treatment, Metal Surface Treatment Method, and Metal Material Apr 1, 2015 Abandoned
Array ( [id] => 14597545 [patent_doc_number] => 10351959 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Method for passivating a metallic surface [patent_app_type] => utility [patent_app_number] => 15/303376 [patent_app_country] => US [patent_app_date] => 2015-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3584 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15303376 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/303376
Method for passivating a metallic surface Mar 20, 2015 Issued
Array ( [id] => 11225557 [patent_doc_number] => 09453272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-09-27 [patent_title] => 'Aluminum superalloys for use in high temperature applications' [patent_app_type] => utility [patent_app_number] => 14/645654 [patent_app_country] => US [patent_app_date] => 2015-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 9190 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14645654 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/645654
Aluminum superalloys for use in high temperature applications Mar 11, 2015 Issued
Array ( [id] => 12287047 [patent_doc_number] => 09932677 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-03 [patent_title] => Method for corrosion-protective serial surface treatment of metallic components [patent_app_type] => utility [patent_app_number] => 14/636457 [patent_app_country] => US [patent_app_date] => 2015-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7534 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14636457 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/636457
Method for corrosion-protective serial surface treatment of metallic components Mar 2, 2015 Issued
Array ( [id] => 10282194 [patent_doc_number] => 20150167192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-18 [patent_title] => 'STEEL SHEET FOR CONTAINER AND METHOD OF MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 14/632008 [patent_app_country] => US [patent_app_date] => 2015-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 16996 [patent_no_of_claims] => 4 [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] => 14632008 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/632008
STEEL SHEET FOR CONTAINER AND METHOD OF MANUFACTURING THE SAME Feb 25, 2015 Abandoned
Array ( [id] => 10267540 [patent_doc_number] => 20150152537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-04 [patent_title] => 'Aluminium alloy which is resistant to intercrystalline corrosion' [patent_app_type] => utility [patent_app_number] => 14/617469 [patent_app_country] => US [patent_app_date] => 2015-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4047 [patent_no_of_claims] => 11 [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] => 14617469 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/617469
Aluminium alloy which is resistant to intercrystalline corrosion Feb 8, 2015 Issued
Array ( [id] => 10267540 [patent_doc_number] => 20150152537 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-04 [patent_title] => 'Aluminium alloy which is resistant to intercrystalline corrosion' [patent_app_type] => utility [patent_app_number] => 14/617469 [patent_app_country] => US [patent_app_date] => 2015-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4047 [patent_no_of_claims] => 11 [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] => 14617469 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/617469
Aluminium alloy which is resistant to intercrystalline corrosion Feb 8, 2015 Issued
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