Search

David E. Sosnowski

Examiner (ID: 4273, Phone: (571)270-7944 , Office: P/3673 )

Most Active Art Unit
3673
Art Unit(s)
3745, 3673
Total Applications
482
Issued Applications
296
Pending Applications
76
Abandoned Applications
130

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18109350 [patent_doc_number] => 20230002230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => METHOD FOR PREPARING WHITLOCKITE, AND WHITLOCKITE PREPARED THEREBY [patent_app_type] => utility [patent_app_number] => 17/779475 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8176 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17779475 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/779475
METHOD FOR PREPARING WHITLOCKITE, AND WHITLOCKITE PREPARED THEREBY Jul 29, 2020 Pending
Array ( [id] => 20201834 [patent_doc_number] => 12404604 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Silicon ingot, silicon block, silicon substrate, and solar cell [patent_app_type] => utility [patent_app_number] => 17/630851 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 54 [patent_no_of_words] => 31575 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17630851 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/630851
Silicon ingot, silicon block, silicon substrate, and solar cell Jul 29, 2020 Issued
Array ( [id] => 18666107 [patent_doc_number] => 11772983 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Titania porous body and method for producing same [patent_app_type] => utility [patent_app_number] => 16/942016 [patent_app_country] => US [patent_app_date] => 2020-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7366 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16942016 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/942016
Titania porous body and method for producing same Jul 28, 2020 Issued
Array ( [id] => 18202265 [patent_doc_number] => 11584647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-21 [patent_title] => Preparation process of food-grade potassium dihydrogen phosphate [patent_app_type] => utility [patent_app_number] => 16/934056 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3933 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16934056 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934056
Preparation process of food-grade potassium dihydrogen phosphate Jul 20, 2020 Issued
Array ( [id] => 17291323 [patent_doc_number] => 20210387162 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => Superabsorbent Polymer Composition and Method for Preparing the Same [patent_app_type] => utility [patent_app_number] => 17/286989 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10064 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17286989 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/286989
Superabsorbent Polymer Composition and Method for Preparing the Same Jul 20, 2020 Pending
Array ( [id] => 16613458 [patent_doc_number] => 20210032111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-04 [patent_title] => METHOD FOR PREPARING GRAPHENE BASED COMPOSITE WAVE-ABSORBING COMPOSITE MATERIAL [patent_app_type] => utility [patent_app_number] => 16/928459 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2546 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928459 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928459
Method for preparing graphene based composite wave-absorbing composite material Jul 13, 2020 Issued
Array ( [id] => 17850870 [patent_doc_number] => 20220280911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-08 [patent_title] => INCREASING HYDROTHERMAL STABILITY OF AN ADSORBENT COMPRISING A SMALL PORE ZEOLITE IN A SWING ADSORPTION PROCESS [patent_app_type] => utility [patent_app_number] => 17/634960 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17634960 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/634960
INCREASING HYDROTHERMAL STABILITY OF AN ADSORBENT COMPRISING A SMALL PORE ZEOLITE IN A SWING ADSORPTION PROCESS Jun 30, 2020 Abandoned
Array ( [id] => 18871026 [patent_doc_number] => 11858811 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Phosphorus production methods and systems and methods for producing a reduction product [patent_app_type] => utility [patent_app_number] => 16/914182 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 12655 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16914182 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/914182
Phosphorus production methods and systems and methods for producing a reduction product Jun 25, 2020 Issued
Array ( [id] => 17807206 [patent_doc_number] => 20220259041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => PROCESS FOR REDUCING AN ORGANIC MATERIAL TO PRODUCE METHANE AND/OR HYDROGEN [patent_app_type] => utility [patent_app_number] => 17/623106 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13391 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -45 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17623106 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/623106
PROCESS FOR REDUCING AN ORGANIC MATERIAL TO PRODUCE METHANE AND/OR HYDROGEN Jun 25, 2020 Pending
Array ( [id] => 17837533 [patent_doc_number] => 20220274838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => PRODUCTION METHOD FOR POLYCRYSTALLINE SILICON [patent_app_type] => utility [patent_app_number] => 17/622059 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6481 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17622059 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/622059
PRODUCTION METHOD FOR POLYCRYSTALLINE SILICON Jun 4, 2020 Pending
Array ( [id] => 17929581 [patent_doc_number] => 20220324706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => PROCESS FOR THE PRODUCTION OF HYDROGEN [patent_app_type] => utility [patent_app_number] => 17/616322 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1904 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17616322 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/616322
PROCESS FOR THE PRODUCTION OF HYDROGEN Jun 4, 2020 Pending
Array ( [id] => 17263415 [patent_doc_number] => 20210376400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => RECOVERY OF CRITICAL ELEMENTS FROM END-OF-LIFE LITHIUM ION BATTERIES WITH SUPPORTED MEMBRANE SOLVENT EXTRACTION [patent_app_type] => utility [patent_app_number] => 16/884189 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16884189 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/884189
Recovery of critical elements from end-of-life lithium ion batteries with supported membrane solvent extraction May 26, 2020 Issued
Array ( [id] => 17228435 [patent_doc_number] => 20210354991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => Malleable Ceramics [patent_app_type] => utility [patent_app_number] => 16/876346 [patent_app_country] => US [patent_app_date] => 2020-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1399 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16876346 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/876346
Malleable Ceramics May 17, 2020 Abandoned
Array ( [id] => 17765133 [patent_doc_number] => 20220238746 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => GERMANIUM SINGLE-CRYSTAL WAFER, METHOD FOR PREPARING GERMANIUM SINGLE-CRYSTAL WAFER, METHOD FOR PREPARING CRYSTAL BAR, AND USE OF SINGLE-CRYSTAL WAFER [patent_app_type] => utility [patent_app_number] => 17/615484 [patent_app_country] => US [patent_app_date] => 2020-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17615484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/615484
Germanium single-crystal wafer, method for preparing germanium single-crystal wafer, method for preparing crystal bar, and use of single-crystal wafer May 14, 2020 Issued
Array ( [id] => 19667344 [patent_doc_number] => 12180070 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Process for preparing hydrazine hydrate with oxime recycling [patent_app_type] => utility [patent_app_number] => 17/611405 [patent_app_country] => US [patent_app_date] => 2020-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5442 [patent_no_of_claims] => 10 [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] => 17611405 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/611405
Process for preparing hydrazine hydrate with oxime recycling May 11, 2020 Issued
Array ( [id] => 18604573 [patent_doc_number] => 11746021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-05 [patent_title] => High purity aluminum oxide via electrodialysis [patent_app_type] => utility [patent_app_number] => 16/850261 [patent_app_country] => US [patent_app_date] => 2020-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8490 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16850261 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/850261
High purity aluminum oxide via electrodialysis Apr 15, 2020 Issued
Array ( [id] => 17913026 [patent_doc_number] => 20220315421 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => PROCESS AND APPARATUS FOR CRACKING HYDROCARBON GASES [patent_app_type] => utility [patent_app_number] => 17/602200 [patent_app_country] => US [patent_app_date] => 2020-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11377 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17602200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/602200
PROCESS AND APPARATUS FOR CRACKING HYDROCARBON GASES Apr 9, 2020 Pending
Array ( [id] => 17672515 [patent_doc_number] => 20220185682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => A novel process for the hydrophobization of porous silica [patent_app_type] => utility [patent_app_number] => 17/442406 [patent_app_country] => US [patent_app_date] => 2020-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17442406 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/442406
Process for the hydrophobization of porous silica Mar 23, 2020 Issued
Array ( [id] => 17686347 [patent_doc_number] => 20220193639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-23 [patent_title] => LAYERED TRI-METALLIC CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE [patent_app_type] => utility [patent_app_number] => 17/593395 [patent_app_country] => US [patent_app_date] => 2020-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11849 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [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] => 17593395 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/593395
LAYERED TRI-METALLIC CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE Mar 17, 2020 Pending
Array ( [id] => 19931615 [patent_doc_number] => 12304812 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Ordered cross-stacked metal oxide nanowire array material and preparation method thereof [patent_app_type] => utility [patent_app_number] => 17/603597 [patent_app_country] => US [patent_app_date] => 2020-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17603597 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/603597
Ordered cross-stacked metal oxide nanowire array material and preparation method thereof Mar 8, 2020 Issued
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