Search

Lois L. Zheng

Examiner (ID: 483)

Most Active Art Unit
1733
Art Unit(s)
1742, 1793, 1733
Total Applications
1114
Issued Applications
658
Pending Applications
123
Abandoned Applications
347

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14653629 [patent_doc_number] => 20190233943 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-01 [patent_title] => COATED SUBSTRATE HAVING CORROSION RESISTANT COATING [patent_app_type] => utility [patent_app_number] => 16/376768 [patent_app_country] => US [patent_app_date] => 2019-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4166 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16376768 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/376768
COATED SUBSTRATE HAVING CORROSION RESISTANT COATING Apr 4, 2019 Abandoned
Array ( [id] => 16688828 [patent_doc_number] => 20210071304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => Surface Treatment Agent, and Aluminum or Aluminum Alloy Material Having Surface Treatment Coating and Method of Producing the Same [patent_app_type] => utility [patent_app_number] => 16/982128 [patent_app_country] => US [patent_app_date] => 2019-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4526 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16982128 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/982128
Surface Treatment Agent, and Aluminum or Aluminum Alloy Material Having Surface Treatment Coating and Method of Producing the Same Mar 19, 2019 Abandoned
Array ( [id] => 14963855 [patent_doc_number] => 20190309406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-10 [patent_title] => THERMAL SPRAY ENHANCED BONDING USING EXOTHERMIC REACTION [patent_app_type] => utility [patent_app_number] => 16/351155 [patent_app_country] => US [patent_app_date] => 2019-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16351155 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/351155
THERMAL SPRAY ENHANCED BONDING USING EXOTHERMIC REACTION Mar 11, 2019 Abandoned
Array ( [id] => 14502255 [patent_doc_number] => 20190194782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => BIODEGRADABLE MAGNESIUM ALLOYS, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 16/277173 [patent_app_country] => US [patent_app_date] => 2019-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16277173 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/277173
Biodegradable magnesium alloys, methods of manufacture thereof and articles comprising the same Feb 14, 2019 Issued
Array ( [id] => 16673583 [patent_doc_number] => 20210062346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => PROCESS FOR SELECTIVE PHOSPHATING OF A COMPOSITE METAL CONSTRUCTION [patent_app_type] => utility [patent_app_number] => 16/964861 [patent_app_country] => US [patent_app_date] => 2019-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16964861 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/964861
PROCESS FOR SELECTIVE PHOSPHATING OF A COMPOSITE METAL CONSTRUCTION Feb 11, 2019 Pending
Array ( [id] => 14373213 [patent_doc_number] => 20190160519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-30 [patent_title] => AUTOMOBILE PART AND METHOD FOR MANUFACTURING AUTOMOBILE PART [patent_app_type] => utility [patent_app_number] => 16/265672 [patent_app_country] => US [patent_app_date] => 2019-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16265672 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/265672
AUTOMOBILE PART AND METHOD FOR MANUFACTURING AUTOMOBILE PART Jan 31, 2019 Abandoned
Array ( [id] => 16621968 [patent_doc_number] => 20210040621 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => Systems and Methods for Treating a Metal Substrate [patent_app_type] => utility [patent_app_number] => 16/965938 [patent_app_country] => US [patent_app_date] => 2019-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19093 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16965938 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/965938
Systems and methods for treating a metal substrate Jan 29, 2019 Issued
Array ( [id] => 18428992 [patent_doc_number] => 11674203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-13 [patent_title] => 6XXX aluminum alloys [patent_app_type] => utility [patent_app_number] => 16/253560 [patent_app_country] => US [patent_app_date] => 2019-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3833 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16253560 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/253560
6XXX aluminum alloys Jan 21, 2019 Issued
Array ( [id] => 16091489 [patent_doc_number] => 20200199731 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => METAL MATERIAL HYDROPHOBIC SURFACE TREATMENT METHODS [patent_app_type] => utility [patent_app_number] => 16/229199 [patent_app_country] => US [patent_app_date] => 2018-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16229199 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/229199
Metal material hydrophobic surface treatment methods Dec 20, 2018 Issued
Array ( [id] => 14278153 [patent_doc_number] => 20190136361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-09 [patent_title] => CAST PRODUCT HAVING ALUMINA BARRIER LAYER [patent_app_type] => utility [patent_app_number] => 16/227970 [patent_app_country] => US [patent_app_date] => 2018-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12650 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16227970 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/227970
Cast product having alumina barrier layer Dec 19, 2018 Issued
Array ( [id] => 16298184 [patent_doc_number] => 20200283907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => METHOD FOR PRODUCING CHEMICALLY TREATED ALLOY MATERIAL, AND CHEMICAL TREATMENT SOLUTION REGENERATION APPARATUS USED IN METHOD FOR PRODUCING CHEMICALLY TREATED ALLOY MATERIAL [patent_app_type] => utility [patent_app_number] => 16/760139 [patent_app_country] => US [patent_app_date] => 2018-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19862 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 16760139 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/760139
Method for producing chemically treated alloy material, and chemical treatment solution regeneration apparatus used in method for producing chemically treated alloy material Nov 20, 2018 Issued
Array ( [id] => 15406169 [patent_doc_number] => 20200023406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-23 [patent_title] => COMPOSITIONS PROMOTING THE ACCELERATED DEGRADATION OF METALS AND COMPOSITE MATERIALS [patent_app_type] => utility [patent_app_number] => 16/185858 [patent_app_country] => US [patent_app_date] => 2018-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10262 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16185858 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/185858
COMPOSITIONS PROMOTING THE ACCELERATED DEGRADATION OF METALS AND COMPOSITE MATERIALS Nov 8, 2018 Abandoned
Array ( [id] => 13989363 [patent_doc_number] => 20190063839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => CANTILEVERED COOLER SHELF FOR REFRACTORY BRICK FURNACES [patent_app_type] => utility [patent_app_number] => 16/174714 [patent_app_country] => US [patent_app_date] => 2018-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4730 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16174714 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/174714
Cantilevered cooler shelf for refractory brick furnaces Oct 29, 2018 Issued
Array ( [id] => 17090073 [patent_doc_number] => 11118253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => Reactive quenching solutions and methods of use [patent_app_type] => utility [patent_app_number] => 16/167929 [patent_app_country] => US [patent_app_date] => 2018-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 16736 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16167929 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/167929
Reactive quenching solutions and methods of use Oct 22, 2018 Issued
Array ( [id] => 14132887 [patent_doc_number] => 20190100833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => PROTECTIVE SURFACE ON STAINLESS STEEL [patent_app_type] => utility [patent_app_number] => 16/136768 [patent_app_country] => US [patent_app_date] => 2018-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7232 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16136768 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/136768
Protective surface on stainless steel Sep 19, 2018 Issued
Array ( [id] => 14044215 [patent_doc_number] => 20190078214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-03-14 [patent_title] => TRIVALENT CHROMIUM CHEMICAL CONVERSION TREATMENT LIQUID FOR ZINC OR ZINC ALLOY BASE AND CHEMICAL CONVERSION TREATMENT METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/126461 [patent_app_country] => US [patent_app_date] => 2018-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8826 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16126461 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/126461
TRIVALENT CHROMIUM CHEMICAL CONVERSION TREATMENT LIQUID FOR ZINC OR ZINC ALLOY BASE AND CHEMICAL CONVERSION TREATMENT METHOD USING THE SAME Sep 9, 2018 Abandoned
Array ( [id] => 13734313 [patent_doc_number] => 20180371624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => ACTUATION VIA SURFACE CHEMISTRY INDUCED SURFACE STRESS [patent_app_type] => utility [patent_app_number] => 16/118343 [patent_app_country] => US [patent_app_date] => 2018-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16118343 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/118343
Actuation via surface chemistry induced surface stress Aug 29, 2018 Issued
Array ( [id] => 13794143 [patent_doc_number] => 20190010610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-10 [patent_title] => FLUORIDE-FREE ZIRCONIUM-BASED METAL PRE-TREATMENT FOR PASSIVATION [patent_app_type] => utility [patent_app_number] => 16/106759 [patent_app_country] => US [patent_app_date] => 2018-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5311 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16106759 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/106759
Fluoride-free zirconium-based metal pre-treatment for passivation Aug 20, 2018 Issued
Array ( [id] => 14639485 [patent_doc_number] => 10364475 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-30 [patent_title] => Wear-resistant, single penetration stave coolers [patent_app_type] => utility [patent_app_number] => 16/101418 [patent_app_country] => US [patent_app_date] => 2018-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 8612 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16101418 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/101418
Wear-resistant, single penetration stave coolers Aug 10, 2018 Issued
Array ( [id] => 17556340 [patent_doc_number] => 11313023 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-26 [patent_title] => Equipment for coating a metal strip [patent_app_type] => utility [patent_app_number] => 16/058009 [patent_app_country] => US [patent_app_date] => 2018-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3846 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16058009 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/058009
Equipment for coating a metal strip Aug 7, 2018 Issued
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