Search

John S. Wasaff

Examiner (ID: 1879)

Most Active Art Unit
3742
Art Unit(s)
3742, 3689
Total Applications
383
Issued Applications
104
Pending Applications
65
Abandoned Applications
214

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16437528 [patent_doc_number] => 20200354854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => METHOD OF PRODUCING PARTICLE-SHAPED DIAMOND SINGLE-CRYSTAL USING CHEMICAL VAPOR DEPOSITION [patent_app_type] => utility [patent_app_number] => 16/862018 [patent_app_country] => US [patent_app_date] => 2020-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16862018 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/862018
METHOD OF PRODUCING PARTICLE-SHAPED DIAMOND SINGLE-CRYSTAL USING CHEMICAL VAPOR DEPOSITION Apr 28, 2020 Abandoned
Array ( [id] => 19091244 [patent_doc_number] => 11952678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Method for manufacturing etched SiC substrate and grown SiC substrate by material tranportation and method for epitaxial growth by material transportation [patent_app_type] => utility [patent_app_number] => 17/606738 [patent_app_country] => US [patent_app_date] => 2020-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 9261 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17606738 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/606738
Method for manufacturing etched SiC substrate and grown SiC substrate by material tranportation and method for epitaxial growth by material transportation Apr 23, 2020 Issued
Array ( [id] => 17705127 [patent_doc_number] => 20220205133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => ENHANCED DOPING USING ALLOY BASED SOURCES [patent_app_type] => utility [patent_app_number] => 17/606189 [patent_app_country] => US [patent_app_date] => 2020-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 17606189 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/606189
ENHANCED DOPING USING ALLOY BASED SOURCES Apr 22, 2020 Abandoned
Array ( [id] => 18764360 [patent_doc_number] => 11814747 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-14 [patent_title] => Gas-phase reactor system-with a reaction chamber, a solid precursor source vessel, a gas distribution system, and a flange assembly [patent_app_type] => utility [patent_app_number] => 16/849793 [patent_app_country] => US [patent_app_date] => 2020-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5871 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16849793 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/849793
Gas-phase reactor system-with a reaction chamber, a solid precursor source vessel, a gas distribution system, and a flange assembly Apr 14, 2020 Issued
Array ( [id] => 17735175 [patent_doc_number] => 20220220634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => DEVICE AND METHOD FOR MANUFACTURING GROUP III NITRIDE SUBSTRATE [patent_app_type] => utility [patent_app_number] => 17/440957 [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] => 7474 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17440957 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/440957
DEVICE AND METHOD FOR MANUFACTURING GROUP III NITRIDE SUBSTRATE Mar 23, 2020 Pending
Array ( [id] => 17490731 [patent_doc_number] => 11280024 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-22 [patent_title] => Method for producing a group III nitride semiconductor by controlling the oxygen concentration of the furnace internal atmosphere [patent_app_type] => utility [patent_app_number] => 16/814758 [patent_app_country] => US [patent_app_date] => 2020-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 29 [patent_no_of_words] => 14132 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16814758 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/814758
Method for producing a group III nitride semiconductor by controlling the oxygen concentration of the furnace internal atmosphere Mar 9, 2020 Issued
Array ( [id] => 17657583 [patent_doc_number] => 20220178048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => METHOD AND APPARATUS FOR PRODUCING SiC SUBSTRATE [patent_app_type] => utility [patent_app_number] => 17/436304 [patent_app_country] => US [patent_app_date] => 2020-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8264 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17436304 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/436304
METHOD AND APPARATUS FOR PRODUCING SiC SUBSTRATE Mar 2, 2020 Pending
Array ( [id] => 16091581 [patent_doc_number] => 20200199777 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => METHOD FOR PRODUCING BULK SILICON CARBIDE BY SUBLIMATION OF A SILICON CARBIDE PRECURSOR PREPARED FROM SILICON AND CARBON PARTICLES OR PARTICULATE SILICON CARBIDE [patent_app_type] => utility [patent_app_number] => 16/803037 [patent_app_country] => US [patent_app_date] => 2020-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7731 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16803037 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/803037
Method for producing bulk silicon carbide by sublimation of a silicon carbide precursor prepared from silicon and carbon particles or particulate silicon carbide Feb 26, 2020 Issued
Array ( [id] => 16098279 [patent_doc_number] => 20200203126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => PLASMA ETCHING DEVICE WITH PLASMA ETCH RESISTANT COATING [patent_app_type] => utility [patent_app_number] => 16/799314 [patent_app_country] => US [patent_app_date] => 2020-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16799314 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/799314
PLASMA ETCHING DEVICE WITH PLASMA ETCH RESISTANT COATING Feb 23, 2020 Abandoned
Array ( [id] => 16098279 [patent_doc_number] => 20200203126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-25 [patent_title] => PLASMA ETCHING DEVICE WITH PLASMA ETCH RESISTANT COATING [patent_app_type] => utility [patent_app_number] => 16/799314 [patent_app_country] => US [patent_app_date] => 2020-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16799314 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/799314
PLASMA ETCHING DEVICE WITH PLASMA ETCH RESISTANT COATING Feb 23, 2020 Abandoned
Array ( [id] => 17037283 [patent_doc_number] => 20210254241 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-19 [patent_title] => METHOD FOR RECYCLING SUBSTRATE, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, AND SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 16/790963 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10344 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16790963 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/790963
METHOD FOR RECYCLING SUBSTRATE, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, AND SEMICONDUCTOR DEVICE Feb 13, 2020 Abandoned
Array ( [id] => 16253944 [patent_doc_number] => 20200263318 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => PRODUCTION METHOD AND GROWTH ARRANGEMENT FOR PRODUCING BULK SIC SINGLE CRYSTAL [patent_app_type] => utility [patent_app_number] => 16/791028 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8301 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 403 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16791028 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/791028
Production method and growth arrangement for producing a bulk SiC single crystal by arranging at least two insulation cylinder components to control a variation in a volume element density Feb 13, 2020 Issued
Array ( [id] => 18290102 [patent_doc_number] => 11618968 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Apparatus including horizontal flow reactor with a central injector column having separate conduits for low-vapor pressure metalorganic precursors and other precursors for formation of piezoelectric layers on wafers [patent_app_type] => utility [patent_app_number] => 16/784843 [patent_app_country] => US [patent_app_date] => 2020-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7007 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 294 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16784843 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/784843
Apparatus including horizontal flow reactor with a central injector column having separate conduits for low-vapor pressure metalorganic precursors and other precursors for formation of piezoelectric layers on wafers Feb 6, 2020 Issued
Array ( [id] => 16253943 [patent_doc_number] => 20200263317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => METHOD OF MANUFACTURING GROUP-III NITRIDE CRYSTAL [patent_app_type] => utility [patent_app_number] => 16/783229 [patent_app_country] => US [patent_app_date] => 2020-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7637 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16783229 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/783229
Method of manufacturing a group III-nitride crystal comprising a nucleation step, a pyramid growth step, a lateral growth step, and a flat thick film growth step Feb 5, 2020 Issued
Array ( [id] => 16238741 [patent_doc_number] => 20200255975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => METHOD OF MANUFACTURING GROUP-III NITRIDE CRYSTAL [patent_app_type] => utility [patent_app_number] => 16/776647 [patent_app_country] => US [patent_app_date] => 2020-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16776647 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/776647
Method for manufacturing a group III-nitride crystal comprising supplying a group III-element oxide gas and a nitrogen element-containing gas at a supersaturation ratio of greater than 1 and equal to or less than 5 Jan 29, 2020 Issued
Array ( [id] => 18481143 [patent_doc_number] => 11694895 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-07-04 [patent_title] => Method and use for low-temperature epitaxy and film texturing between a two-dimensional crystalline layer and metal film [patent_app_type] => utility [patent_app_number] => 16/775184 [patent_app_country] => US [patent_app_date] => 2020-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6477 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775184 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775184
Method and use for low-temperature epitaxy and film texturing between a two-dimensional crystalline layer and metal film Jan 27, 2020 Issued
Array ( [id] => 16177363 [patent_doc_number] => 20200224331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => HIGH QUALITY GROUP-III METAL NITRIDE CRYSTALS, METHODS OF MAKING, AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 16/736274 [patent_app_country] => US [patent_app_date] => 2020-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15088 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16736274 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/736274
Method of forming a high quality group-III metal nitride boule or wafer using a patterned substrate Jan 6, 2020 Issued
Array ( [id] => 17460741 [patent_doc_number] => 20220074046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => REACTION CHAMBER FOR A DEPOSITION REACTOR WITH INTERSPACE AND LOWER CLOSING ELEMENT AND REACTOR [patent_app_type] => utility [patent_app_number] => 17/420540 [patent_app_country] => US [patent_app_date] => 2020-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17420540 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/420540
REACTION CHAMBER FOR A DEPOSITION REACTOR WITH INTERSPACE AND LOWER CLOSING ELEMENT AND REACTOR Jan 6, 2020 Pending
Array ( [id] => 16985711 [patent_doc_number] => 11072871 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-27 [patent_title] => Preparation apparatus for silicon carbide crystals comprising a circular cylinder, a doping tablet, and a plate [patent_app_type] => utility [patent_app_number] => 16/721935 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3252 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16721935 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/721935
Preparation apparatus for silicon carbide crystals comprising a circular cylinder, a doping tablet, and a plate Dec 19, 2019 Issued
Array ( [id] => 17697447 [patent_doc_number] => 11371165 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Vapor phase epitaxial growth device [patent_app_type] => utility [patent_app_number] => 17/265017 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 7064 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17265017 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/265017
Vapor phase epitaxial growth device Dec 18, 2019 Issued
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