Search

Sheng Han Davis

Examiner (ID: 17019, Phone: (571)270-5823 , Office: P/1732 )

Most Active Art Unit
1732
Art Unit(s)
1732, 4162, 1793
Total Applications
1258
Issued Applications
743
Pending Applications
144
Abandoned Applications
389

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16590379 [patent_doc_number] => 10899628 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Cerium sulfate chelated sulfur dioxide, a preparation method and a use thereof [patent_app_type] => utility [patent_app_number] => 16/094939 [patent_app_country] => US [patent_app_date] => 2018-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2205 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16094939 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/094939
Cerium sulfate chelated sulfur dioxide, a preparation method and a use thereof Mar 14, 2018 Issued
Array ( [id] => 16026187 [patent_doc_number] => 10675495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-09 [patent_title] => CT value controller and anticancer agent degradation apparatus [patent_app_type] => utility [patent_app_number] => 15/921192 [patent_app_country] => US [patent_app_date] => 2018-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6333 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15921192 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/921192
CT value controller and anticancer agent degradation apparatus Mar 13, 2018 Issued
Array ( [id] => 15493959 [patent_doc_number] => 20200047168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => TRANSITION METAL-CARRYING ZEOLITE AND PRODUCTION METHOD THEREFOR, AND NITROGEN OXIDE PURIFICATION CATALYST AND METHOD FOR USING SAME [patent_app_type] => utility [patent_app_number] => 16/492449 [patent_app_country] => US [patent_app_date] => 2018-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16492449 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/492449
TRANSITION METAL-CARRYING ZEOLITE AND PRODUCTION METHOD THEREFOR, AND NITROGEN OXIDE PURIFICATION CATALYST AND METHOD FOR USING SAME Mar 11, 2018 Abandoned
Array ( [id] => 16838290 [patent_doc_number] => 20210146302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => IMPROVED METHOD AND APPARATUS FOR CARBON DIOXIDE CAPTURE AND RELEASE [patent_app_type] => utility [patent_app_number] => 16/492152 [patent_app_country] => US [patent_app_date] => 2018-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9044 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16492152 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/492152
Method and apparatus for carbon dioxide capture and release Mar 8, 2018 Issued
Array ( [id] => 16749102 [patent_doc_number] => 20210101111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => PROCESS FOR THE REMOVAL OF SULPHUR OXIDES AND NITROGEN OXIDES CONTAINED IN OFF-GAS FROM AN INDUSTRIAL PLANT [patent_app_type] => utility [patent_app_number] => 16/479651 [patent_app_country] => US [patent_app_date] => 2018-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16479651 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/479651
PROCESS FOR THE REMOVAL OF SULPHUR OXIDES AND NITROGEN OXIDES CONTAINED IN OFF-GAS FROM AN INDUSTRIAL PLANT Feb 25, 2018 Abandoned
Array ( [id] => 15525459 [patent_doc_number] => 20200055035 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => EXHAUST GAS TREATMENT CATALYST FOR ABATEMENT OF NITROGEN OXIDES [patent_app_type] => utility [patent_app_number] => 16/487447 [patent_app_country] => US [patent_app_date] => 2018-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16487447 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/487447
EXHAUST GAS TREATMENT CATALYST FOR ABATEMENT OF NITROGEN OXIDES Feb 20, 2018 Pending
Array ( [id] => 15176047 [patent_doc_number] => 20190358615 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => CATALYST COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 16/484398 [patent_app_country] => US [patent_app_date] => 2018-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16484398 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/484398
CATALYST COMPOSITIONS Feb 6, 2018 Abandoned
Array ( [id] => 13813113 [patent_doc_number] => 10183317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-22 [patent_title] => Chemical oxidation method and compounds [patent_app_type] => utility [patent_app_number] => 15/881589 [patent_app_country] => US [patent_app_date] => 2018-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 10642 [patent_no_of_claims] => 20 [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] => 15881589 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/881589
Chemical oxidation method and compounds Jan 25, 2018 Issued
Array ( [id] => 15421223 [patent_doc_number] => 10543518 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-28 [patent_title] => Chemical oxidation method [patent_app_type] => utility [patent_app_number] => 15/878953 [patent_app_country] => US [patent_app_date] => 2018-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 10637 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15878953 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/878953
Chemical oxidation method Jan 23, 2018 Issued
Array ( [id] => 16589645 [patent_doc_number] => 10898889 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => SCR catalyst and exhaust gas cleaning system [patent_app_type] => utility [patent_app_number] => 15/877691 [patent_app_country] => US [patent_app_date] => 2018-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4482 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15877691 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/877691
SCR catalyst and exhaust gas cleaning system Jan 22, 2018 Issued
Array ( [id] => 12749944 [patent_doc_number] => 20180141815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => System and Method for Containing an Emission of Sulfur Trioxide [patent_app_type] => utility [patent_app_number] => 15/873227 [patent_app_country] => US [patent_app_date] => 2018-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6933 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15873227 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/873227
System and method for containing an emission of sulfur trioxide Jan 16, 2018 Issued
Array ( [id] => 12884395 [patent_doc_number] => 20180186640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-05 [patent_title] => METHOD FOR PREPARING CLEAN INSULATING SINGLE OR FEW SHEETS OF TOPOLOGICAL INSULATORS USING AN IONIC LIQUID [patent_app_type] => utility [patent_app_number] => 15/855023 [patent_app_country] => US [patent_app_date] => 2017-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1707 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15855023 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/855023
Method for preparing clean insulating single or few sheets of topological insulators using an ionic liquid Dec 26, 2017 Issued
Array ( [id] => 15651101 [patent_doc_number] => 20200088080 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => SCR CATALYST DEVICE CONTAINING VANADIUM OXIDE AND MOLECULAR SIEVE CONTAINING IRON [patent_app_type] => utility [patent_app_number] => 16/469835 [patent_app_country] => US [patent_app_date] => 2017-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16469835 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/469835
SCR catalyst device containing vanadium oxide and molecular sieve containing iron Dec 19, 2017 Issued
Array ( [id] => 17362892 [patent_doc_number] => 11229901 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-25 [patent_title] => SCR catalyst device containing vanadium oxide and molecular sieve containing iron [patent_app_type] => utility [patent_app_number] => 16/469866 [patent_app_country] => US [patent_app_date] => 2017-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 10663 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16469866 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/469866
SCR catalyst device containing vanadium oxide and molecular sieve containing iron Dec 19, 2017 Issued
Array ( [id] => 12815284 [patent_doc_number] => 20180163598 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-14 [patent_title] => SCR CATALYTIC SYSTEM [patent_app_type] => utility [patent_app_number] => 15/833462 [patent_app_country] => US [patent_app_date] => 2017-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15833462 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/833462
SCR CATALYTIC SYSTEM Dec 5, 2017 Abandoned
Array ( [id] => 14003891 [patent_doc_number] => 10220376 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-03-05 [patent_title] => Catalytic composition and system for exhaust purification [patent_app_type] => utility [patent_app_number] => 15/832508 [patent_app_country] => US [patent_app_date] => 2017-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3083 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15832508 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/832508
Catalytic composition and system for exhaust purification Dec 4, 2017 Issued
Array ( [id] => 16320445 [patent_doc_number] => 10780395 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-22 [patent_title] => Pollutant treatment process and apparatus [patent_app_type] => utility [patent_app_number] => 15/830701 [patent_app_country] => US [patent_app_date] => 2017-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 11423 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15830701 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/830701
Pollutant treatment process and apparatus Dec 3, 2017 Issued
Array ( [id] => 19299704 [patent_doc_number] => 20240228273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => PROCESS FOR PRODUCING HYDROGEN [patent_app_type] => utility [patent_app_number] => 16/466334 [patent_app_country] => US [patent_app_date] => 2017-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15666 [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] => 16466334 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/466334
Process for producing hydrogen Dec 3, 2017 Issued
Array ( [id] => 12749971 [patent_doc_number] => 20180141824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => METHOD OF REDUCING THE AMMONIA EMISSION FROM SECONDARY ALUMINUM OXIDE [patent_app_type] => utility [patent_app_number] => 15/817637 [patent_app_country] => US [patent_app_date] => 2017-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4231 [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] => 15817637 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/817637
METHOD OF REDUCING THE AMMONIA EMISSION FROM SECONDARY ALUMINUM OXIDE Nov 19, 2017 Abandoned
Array ( [id] => 14244453 [patent_doc_number] => 10272413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-30 [patent_title] => Method for preparing a sorbent [patent_app_type] => utility [patent_app_number] => 15/814007 [patent_app_country] => US [patent_app_date] => 2017-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3486 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15814007 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/814007
Method for preparing a sorbent Nov 14, 2017 Issued
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