Search

Zewdu A. Beyen

Examiner (ID: 12139, Phone: (571)270-7157 , Office: P/2461 )

Most Active Art Unit
2461
Art Unit(s)
2416, 2461, 2419
Total Applications
921
Issued Applications
723
Pending Applications
84
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17975681 [patent_doc_number] => 11492529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Energy efficient cementitious mortars [patent_app_type] => utility [patent_app_number] => 17/009134 [patent_app_country] => US [patent_app_date] => 2020-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3678 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17009134 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/009134
Energy efficient cementitious mortars Aug 31, 2020 Issued
Array ( [id] => 17828950 [patent_doc_number] => 20220266254 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => METHOD FOR SEPARATING DIFFERENT CONSTITUENTS OF A CONCRETE FOR DECONSTRUCTION [patent_app_type] => utility [patent_app_number] => 17/639143 [patent_app_country] => US [patent_app_date] => 2020-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2520 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17639143 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/639143
Method for separating different constituents of a concrete for deconstruction Aug 31, 2020 Issued
Array ( [id] => 17844817 [patent_doc_number] => 11434169 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-09-06 [patent_title] => High-strength flowable fill compositions [patent_app_type] => utility [patent_app_number] => 17/007990 [patent_app_country] => US [patent_app_date] => 2020-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8272 [patent_no_of_claims] => 18 [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] => 17007990 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/007990
High-strength flowable fill compositions Aug 30, 2020 Issued
Array ( [id] => 17134719 [patent_doc_number] => 11136265 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-05 [patent_title] => Artificial sandstone and/or conglomerate core based on lithology and permeability control and preparation method and application thereof [patent_app_type] => utility [patent_app_number] => 17/008071 [patent_app_country] => US [patent_app_date] => 2020-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 6453 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 505 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17008071 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/008071
Artificial sandstone and/or conglomerate core based on lithology and permeability control and preparation method and application thereof Aug 30, 2020 Issued
Array ( [id] => 16832013 [patent_doc_number] => 11008252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Curable formulations for structural and non-structural applications [patent_app_type] => utility [patent_app_number] => 17/006426 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 19794 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17006426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/006426
Curable formulations for structural and non-structural applications Aug 27, 2020 Issued
Array ( [id] => 16832013 [patent_doc_number] => 11008252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Curable formulations for structural and non-structural applications [patent_app_type] => utility [patent_app_number] => 17/006426 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 19794 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17006426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/006426
Curable formulations for structural and non-structural applications Aug 27, 2020 Issued
Array ( [id] => 16832013 [patent_doc_number] => 11008252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Curable formulations for structural and non-structural applications [patent_app_type] => utility [patent_app_number] => 17/006426 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 19794 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17006426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/006426
Curable formulations for structural and non-structural applications Aug 27, 2020 Issued
Array ( [id] => 16832013 [patent_doc_number] => 11008252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Curable formulations for structural and non-structural applications [patent_app_type] => utility [patent_app_number] => 17/006426 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 19794 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17006426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/006426
Curable formulations for structural and non-structural applications Aug 27, 2020 Issued
Array ( [id] => 16839284 [patent_doc_number] => 20210147296 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => LOW-DENSITY HIGH-STRENGTH CONCRETE AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/002490 [patent_app_country] => US [patent_app_date] => 2020-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26230 [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] => 17002490 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/002490
Low-density high-strength concrete and related methods Aug 24, 2020 Issued
Array ( [id] => 16484173 [patent_doc_number] => 20200377774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => SURFACE TREATMENT AGENT [patent_app_type] => utility [patent_app_number] => 16/997405 [patent_app_country] => US [patent_app_date] => 2020-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19570 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16997405 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/997405
Surface treatment agent Aug 18, 2020 Issued
Array ( [id] => 17635122 [patent_doc_number] => 11345838 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Lignosulfonate coated calcium chloride [patent_app_type] => utility [patent_app_number] => 16/994840 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3408 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16994840 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/994840
Lignosulfonate coated calcium chloride Aug 16, 2020 Issued
Array ( [id] => 17378021 [patent_doc_number] => 11236018 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Hyaloclastite, sideromelane or tachylite pozzolan-based geopolymer cement and concrete and method of making and using same [patent_app_type] => utility [patent_app_number] => 16/995369 [patent_app_country] => US [patent_app_date] => 2020-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10825 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16995369 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/995369
Hyaloclastite, sideromelane or tachylite pozzolan-based geopolymer cement and concrete and method of making and using same Aug 16, 2020 Issued
Array ( [id] => 19940366 [patent_doc_number] => 12312488 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Method for producing effect pigment pastes using a vibrator [patent_app_type] => utility [patent_app_number] => 17/633985 [patent_app_country] => US [patent_app_date] => 2020-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2499 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17633985 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/633985
Method for producing effect pigment pastes using a vibrator Aug 11, 2020 Issued
Array ( [id] => 17323531 [patent_doc_number] => 11214525 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-04 [patent_title] => Multiple crystallization enhance (MCE) intermix for Portland cement concrete [patent_app_type] => utility [patent_app_number] => 16/989520 [patent_app_country] => US [patent_app_date] => 2020-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6576 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16989520 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/989520
Multiple crystallization enhance (MCE) intermix for Portland cement concrete Aug 9, 2020 Issued
Array ( [id] => 17945623 [patent_doc_number] => 20220332640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => Artificial Agglomerate Stone Article Comprising Synthetic Silicate Granules [patent_app_type] => utility [patent_app_number] => 17/620975 [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] => 9286 [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] => 17620975 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/620975
Artificial agglomerate stone article comprising synthetic silicate granules Jul 29, 2020 Issued
Array ( [id] => 17696996 [patent_doc_number] => 11370706 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Cement slurries, cured cement and methods of making and use thereof [patent_app_type] => utility [patent_app_number] => 16/934637 [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] => 9107 [patent_no_of_claims] => 17 [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] => 16934637 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934637
Cement slurries, cured cement and methods of making and use thereof Jul 20, 2020 Issued
Array ( [id] => 16422042 [patent_doc_number] => 20200347240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => HIGH TEMPERATURE OXIDATION PROTECTION FOR COMPOSITES [patent_app_type] => utility [patent_app_number] => 16/934306 [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] => 9123 [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] => 16934306 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934306
HIGH TEMPERATURE OXIDATION PROTECTION FOR COMPOSITES Jul 20, 2020 Abandoned
Array ( [id] => 20114531 [patent_doc_number] => 12364214 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Preparation method for artificially simulated soil rich in artificial humus matter [patent_app_type] => utility [patent_app_number] => 17/641947 [patent_app_country] => US [patent_app_date] => 2020-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17641947 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/641947
Preparation method for artificially simulated soil rich in artificial humus matter Jul 15, 2020 Issued
Array ( [id] => 17807611 [patent_doc_number] => 20220259446 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => MIXING SYSTEM FOR PRODUCING AQUEOUS COATING AGENTS WITH A LOW VOC [patent_app_type] => utility [patent_app_number] => 17/630588 [patent_app_country] => US [patent_app_date] => 2020-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17630588 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/630588
Mixing system for producing aqueous coating agents with a low VOC Jul 14, 2020 Issued
Array ( [id] => 16915615 [patent_doc_number] => 20210188707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => COPPER SLAG-FLY ASH GEOPOLYMER, A PREPARATION METHOD THEREOF, AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 16/927034 [patent_app_country] => US [patent_app_date] => 2020-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16927034 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/927034
COPPER SLAG-FLY ASH GEOPOLYMER, A PREPARATION METHOD THEREOF, AND USE THEREOF Jul 12, 2020 Abandoned
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