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] => 16230843 [patent_doc_number] => 10738383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-11 [patent_title] => Method for nickel-free phosphating metal surfaces [patent_app_type] => utility [patent_app_number] => 15/562970 [patent_app_country] => US [patent_app_date] => 2016-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 7895 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15562970 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/562970
Method for nickel-free phosphating metal surfaces Apr 6, 2016 Issued
Array ( [id] => 13566401 [patent_doc_number] => 20180334748 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2018-11-22 [patent_title] => METHOD FOR SPECIFICALLY ADJUSTING THE ELECTRICAL CONDUCTIVITY OF CONVERSION COATINGS [patent_app_type] => utility [patent_app_number] => 15/562653 [patent_app_country] => US [patent_app_date] => 2016-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15562653 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/562653
Method for specifically adjusting the electrical conductivity of conversion coatings Apr 6, 2016 Issued
Array ( [id] => 15801037 [patent_doc_number] => 20200123661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => CHEMICAL TREATMENT STEEL SHEET AND METHOD FOR MANUFACTURING CHEMICAL TREATMENT STEEL SHEET [patent_app_type] => utility [patent_app_number] => 16/086152 [patent_app_country] => US [patent_app_date] => 2016-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10403 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16086152 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/086152
CHEMICAL TREATMENT STEEL SHEET AND METHOD FOR MANUFACTURING CHEMICAL TREATMENT STEEL SHEET Mar 21, 2016 Abandoned
Array ( [id] => 11471608 [patent_doc_number] => 20170058391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-02 [patent_title] => 'METHOD FOR PREPARING STAINLESS REINFORCING STEEL BAR RESISTANT TO CORROSION OF CHLORIDE IONS' [patent_app_type] => utility [patent_app_number] => 15/070287 [patent_app_country] => US [patent_app_date] => 2016-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3248 [patent_no_of_claims] => 4 [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] => 15070287 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/070287
Method for preparing stainless reinforcing steel bar resistant to corrosion of chloride ions Mar 14, 2016 Issued
Array ( [id] => 13970969 [patent_doc_number] => 10214827 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-02-26 [patent_title] => Microcrystalline anodic coatings and related methods therefor [patent_app_type] => utility [patent_app_number] => 15/041725 [patent_app_country] => US [patent_app_date] => 2016-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 12401 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15041725 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/041725
Microcrystalline anodic coatings and related methods therefor Feb 10, 2016 Issued
Array ( [id] => 17282336 [patent_doc_number] => 11199360 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-14 [patent_title] => Plant and method for recovering metals and/or metal oxides from industrial process waste, in particular refinery waste [patent_app_type] => utility [patent_app_number] => 15/546580 [patent_app_country] => US [patent_app_date] => 2016-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6795 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 282 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15546580 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/546580
Plant and method for recovering metals and/or metal oxides from industrial process waste, in particular refinery waste Feb 4, 2016 Issued
Array ( [id] => 15194415 [patent_doc_number] => 10494689 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-03 [patent_title] => High-strength galvanized steel sheet and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 15/550172 [patent_app_country] => US [patent_app_date] => 2016-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11022 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15550172 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/550172
High-strength galvanized steel sheet and method for manufacturing the same Jan 20, 2016 Issued
Array ( [id] => 11004250 [patent_doc_number] => 20160201199 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-14 [patent_title] => 'Wet on Wet Method and Chrome-Free Acidic Solution for the Corrosion Control Treatment of Steel Surfaces' [patent_app_type] => utility [patent_app_number] => 14/988255 [patent_app_country] => US [patent_app_date] => 2016-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9862 [patent_no_of_claims] => 23 [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] => 14988255 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/988255
Wet on Wet Method and Chrome-Free Acidic Solution for the Corrosion Control Treatment of Steel Surfaces Jan 4, 2016 Abandoned
Array ( [id] => 13493909 [patent_doc_number] => 20180298497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-18 [patent_title] => CHEMICAL CONVERSION SOLUTION FOR ALUMINUM OR ALUMINUM ALLOY, CHEMICAL CONVERSION METHOD, AND CHEMICAL CONVERSION FILM [patent_app_type] => utility [patent_app_number] => 15/569224 [patent_app_country] => US [patent_app_date] => 2016-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15569224 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/569224
CHEMICAL CONVERSION SOLUTION FOR ALUMINUM OR ALUMINUM ALLOY, CHEMICAL CONVERSION METHOD, AND CHEMICAL CONVERSION FILM Jan 3, 2016 Abandoned
Array ( [id] => 12091638 [patent_doc_number] => 20170348730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-12-07 [patent_title] => 'PASSIVATION COMPOSITION COMPRISING A SILANE-MODIFIED SILICATE COMPOUND' [patent_app_type] => utility [patent_app_number] => 15/539879 [patent_app_country] => US [patent_app_date] => 2015-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6914 [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] => 15539879 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/539879
Passivation composition comprising a silane-modified silicate compound Dec 21, 2015 Issued
Array ( [id] => 10756248 [patent_doc_number] => 20160102400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-04-14 [patent_title] => 'CONTROLLED COATING APPARATUS, SYSTEMS, AND METHODS' [patent_app_type] => utility [patent_app_number] => 14/976482 [patent_app_country] => US [patent_app_date] => 2015-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6265 [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] => 14976482 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/976482
Controlled coating apparatus, systems, and methods Dec 20, 2015 Issued
Array ( [id] => 10980481 [patent_doc_number] => 20160177425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-06-23 [patent_title] => 'ALUMINUM ALLOY SUITABLE FOR THE HIGH SPEED PRODUCTION OF ALUMINUM BOTTLE AND THE PROCESS OF MANUFACTURING THEREOF' [patent_app_type] => utility [patent_app_number] => 14/974661 [patent_app_country] => US [patent_app_date] => 2015-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5595 [patent_no_of_claims] => 19 [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] => 14974661 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/974661
ALUMINUM ALLOY SUITABLE FOR THE HIGH SPEED PRODUCTION OF ALUMINUM BOTTLE AND THE PROCESS OF MANUFACTURING THEREOF Dec 17, 2015 Abandoned
Array ( [id] => 16305635 [patent_doc_number] => 10774414 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-15 [patent_title] => Method for surface treatment of a steel component by nitriding or nitrocarburising, oxidising and then impregnating [patent_app_type] => utility [patent_app_number] => 15/538005 [patent_app_country] => US [patent_app_date] => 2015-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4645 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15538005 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/538005
Method for surface treatment of a steel component by nitriding or nitrocarburising, oxidising and then impregnating Dec 14, 2015 Issued
Array ( [id] => 11011437 [patent_doc_number] => 20160208391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-21 [patent_title] => 'TREATMENT LIQUID FOR TRIVALENT CHROMIUM CONVERSION COATING AND TREATMENT METHOD OF METAL SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 14/957907 [patent_app_country] => US [patent_app_date] => 2015-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4466 [patent_no_of_claims] => 4 [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] => 14957907 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/957907
Treatment liquid for trivalent chromium conversion coating and treatment method of metal substrate Dec 2, 2015 Issued
Array ( [id] => 11011438 [patent_doc_number] => 20160208390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-07-21 [patent_title] => 'Treatment Liquid for Black Trivalent Chromium Conversion Coating, Trivalent Chromium-Containing Water-Soluble Liquid for Finishing Treatment, and Treatment Method of Metal Substrate' [patent_app_type] => utility [patent_app_number] => 14/957881 [patent_app_country] => US [patent_app_date] => 2015-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6456 [patent_no_of_claims] => 8 [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] => 14957881 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/957881
Treatment liquid for black trivalent chromium conversion coating, trivalent chromium-containing water-soluble liquid for finishing treatment, and treatment method of metal substrate Dec 2, 2015 Issued
Array ( [id] => 11588863 [patent_doc_number] => 20170113273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-04-27 [patent_title] => 'MOLTEN SALT DE-OXYGENATION OF METAL POWDERS' [patent_app_type] => utility [patent_app_number] => 15/314464 [patent_app_country] => US [patent_app_date] => 2015-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10029 [patent_no_of_claims] => 22 [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] => 15314464 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/314464
Molten salt de-oxygenation of metal powders Dec 1, 2015 Issued
Array ( [id] => 10737701 [patent_doc_number] => 20160083851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-03-24 [patent_title] => 'SURFACE TREATMENT TO PASSIVATE SUBLIMATION SURFACES TO HYDROPHOBIC CONTAMINANTS' [patent_app_type] => utility [patent_app_number] => 14/957413 [patent_app_country] => US [patent_app_date] => 2015-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1235 [patent_no_of_claims] => 12 [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] => 14957413 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/957413
Surface treatment to passivate sublimation surfaces to hydrophobic contaminants Dec 1, 2015 Issued
Array ( [id] => 12024762 [patent_doc_number] => 20170314861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-02 [patent_title] => 'Method For Reducing Molten Raw Materials, And Device For Carrying Out Said Method' [patent_app_type] => utility [patent_app_number] => 15/520211 [patent_app_country] => US [patent_app_date] => 2015-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3230 [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] => 15520211 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/520211
Method for reducing molten raw materials, and device for carrying out said method Nov 23, 2015 Issued
Array ( [id] => 11805418 [patent_doc_number] => 09546433 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-01-17 [patent_title] => 'Separation of alpha emitting species from plating baths' [patent_app_type] => utility [patent_app_number] => 14/950802 [patent_app_country] => US [patent_app_date] => 2015-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 32 [patent_no_of_words] => 12528 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14950802 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/950802
Separation of alpha emitting species from plating baths Nov 23, 2015 Issued
Array ( [id] => 15282219 [patent_doc_number] => 10513767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-24 [patent_title] => Method of continuously heat-treating 7000-series aluminium alloy sheet material [patent_app_type] => utility [patent_app_number] => 15/529593 [patent_app_country] => US [patent_app_date] => 2015-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 5414 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15529593 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/529593
Method of continuously heat-treating 7000-series aluminium alloy sheet material Nov 18, 2015 Issued
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