Search

Sunray Chang

Examiner (ID: 5342, Phone: (571)272-3682 , Office: P/2121 )

Most Active Art Unit
2121
Art Unit(s)
2121
Total Applications
427
Issued Applications
241
Pending Applications
14
Abandoned Applications
172

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18693108 [patent_doc_number] => 20230323501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => CONTINUOUS HOT-DIP GALVANIZING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/332752 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332752 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332752
Continuous hot-dip galvanizing apparatus Jun 11, 2023 Issued
Array ( [id] => 18709641 [patent_doc_number] => 20230332263 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => Steel Cord and Single Steel Wire Having Excellent Straightness Quality for Reinforcing Tire and Manufacturing Method Thereof [patent_app_type] => utility [patent_app_number] => 18/131630 [patent_app_country] => US [patent_app_date] => 2023-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18131630 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/131630
Steel cord and single steel wire having excellent straightness quality for reinforcing tire and manufacturing method thereof Apr 5, 2023 Issued
Array ( [id] => 18310461 [patent_doc_number] => 20230114361 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-13 [patent_title] => MAGNETIC FIELD ASSISTING LASER-SOLID-FORMING MANUFACTURING DEVICE [patent_app_type] => utility [patent_app_number] => 18/080921 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3943 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080921 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080921
MAGNETIC FIELD ASSISTING LASER-SOLID-FORMING MANUFACTURING DEVICE Dec 13, 2022 Abandoned
Array ( [id] => 18406170 [patent_doc_number] => 20230167521 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-01 [patent_title] => SHIELD FOR HEAT TREATING A PLATE WORKPIECE [patent_app_type] => utility [patent_app_number] => 17/994431 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3984 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994431 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994431
Shield for heat treating a plate workpiece Nov 27, 2022 Issued
Array ( [id] => 18620666 [patent_doc_number] => 11753694 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-09-12 [patent_title] => Pulse current-assisted laser peen forming and hydrophobic surface preparing method for aluminum alloy [patent_app_type] => utility [patent_app_number] => 18/023395 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5740 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18023395 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/023395
Pulse current-assisted laser peen forming and hydrophobic surface preparing method for aluminum alloy Jun 5, 2022 Issued
Array ( [id] => 18747495 [patent_doc_number] => 11806786 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Method of additive manufacturing [patent_app_type] => utility [patent_app_number] => 17/832690 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 15500 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17832690 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/832690
Method of additive manufacturing Jun 5, 2022 Issued
Array ( [id] => 18056980 [patent_doc_number] => 20220388066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => THREE-DIMENSIONAL FABRICATION SYSTEM AND THREE-DIMENSIONAL FABRICATION METHOD [patent_app_type] => utility [patent_app_number] => 17/833318 [patent_app_country] => US [patent_app_date] => 2022-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7897 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17833318 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/833318
THREE-DIMENSIONAL FABRICATION SYSTEM AND THREE-DIMENSIONAL FABRICATION METHOD Jun 5, 2022 Abandoned
Array ( [id] => 19424202 [patent_doc_number] => 12083595 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Method and apparatus for forming overhanging structures in additive manufactured parts that have an improved surface roughness [patent_app_type] => utility [patent_app_number] => 17/664470 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5863 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17664470 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/664470
Method and apparatus for forming overhanging structures in additive manufactured parts that have an improved surface roughness May 22, 2022 Issued
Array ( [id] => 18139731 [patent_doc_number] => 20230013567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => ADDITIVE MANUFACTURING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/750388 [patent_app_country] => US [patent_app_date] => 2022-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17750388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/750388
Additive manufacturing apparatus May 21, 2022 Issued
Array ( [id] => 18008345 [patent_doc_number] => 20220367112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => PREFORMED CHIP MANUFACTURING APPARATUS, PREFORMED CHIP, DUST CORE MANUFACTURING APPARATUS, DUST CORE, PREFORMED CHIP MANUFACTURING METHOD, AND DUST CORE MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 17/734254 [patent_app_country] => US [patent_app_date] => 2022-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4193 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17734254 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/734254
PREFORMED CHIP MANUFACTURING APPARATUS, PREFORMED CHIP, DUST CORE MANUFACTURING APPARATUS, DUST CORE, PREFORMED CHIP MANUFACTURING METHOD, AND DUST CORE MANUFACTURING METHOD May 1, 2022 Abandoned
Array ( [id] => 18110043 [patent_doc_number] => 20230002923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => RECOVERY OF NOBLE METALS [patent_app_type] => utility [patent_app_number] => 17/570239 [patent_app_country] => US [patent_app_date] => 2022-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22541 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17570239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/570239
RECOVERY OF NOBLE METALS Jan 5, 2022 Abandoned
Array ( [id] => 19225872 [patent_doc_number] => 12005502 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Branching support for metals that minimizes material usage [patent_app_type] => utility [patent_app_number] => 17/546239 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 5048 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17546239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/546239
Branching support for metals that minimizes material usage Dec 8, 2021 Issued
Array ( [id] => 18419125 [patent_doc_number] => 20230173585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => METAL DROP EJECTING THREE-DIMENSIONAL (3D) OBJECT PRINTER AND METHOD OF OPERATION FOR FORMING METAL SUPPORT STRUCTURES [patent_app_type] => utility [patent_app_number] => 17/457966 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17457966 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/457966
METAL DROP EJECTING THREE-DIMENSIONAL (3D) OBJECT PRINTER AND METHOD OF OPERATION FOR FORMING METAL SUPPORT STRUCTURES Dec 6, 2021 Abandoned
Array ( [id] => 17641070 [patent_doc_number] => 20220168808 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => WATER SOLUBLE NYLON BINDER COMPOSITIONS FOR ADDITIVE FABRICATION AND RELATED METHODS AND COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/539854 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 30471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17539854 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539854
WATER SOLUBLE NYLON BINDER COMPOSITIONS FOR ADDITIVE FABRICATION AND RELATED METHODS AND COMPOSITIONS Nov 30, 2021 Abandoned
Array ( [id] => 17472997 [patent_doc_number] => 20220080501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => OXYGEN SOLID SOLUTION TITANIUM MATERIAL SINTERED COMPACT AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/532373 [patent_app_country] => US [patent_app_date] => 2021-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17532373 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/532373
OXYGEN SOLID SOLUTION TITANIUM MATERIAL SINTERED COMPACT AND METHOD FOR PRODUCING SAME Nov 21, 2021 Abandoned
Array ( [id] => 17911929 [patent_doc_number] => 20220314324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => ADDITIVE MANUFACTURING SYSTEMS AND ASSOCIATED METHODS [patent_app_type] => utility [patent_app_number] => 17/518665 [patent_app_country] => US [patent_app_date] => 2021-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10579 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518665 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518665
Additive manufacturing systems and associated methods Nov 3, 2021 Issued
Array ( [id] => 17594134 [patent_doc_number] => 20220143707 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => ADDITIVE MANUFACTURING [patent_app_type] => utility [patent_app_number] => 17/518523 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16357 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518523 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518523
ADDITIVE MANUFACTURING Nov 2, 2021 Abandoned
Array ( [id] => 17520811 [patent_doc_number] => 20220106660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => METHOD FOR MANUFACTURING A TRUNNION FOR A CONSTANT VELOCITY JOINT, A TRUNNION MANUFACTURED THEREBY, AND A HEAT TREATMENT DEVICE OF THE TRUNNION [patent_app_type] => utility [patent_app_number] => 17/493484 [patent_app_country] => US [patent_app_date] => 2021-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17493484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/493484
Method for manufacturing a trunnion for a constant velocity joint, a trunnion manufactured thereby, and a heat treatment device of the trunnion Oct 3, 2021 Issued
Array ( [id] => 18620667 [patent_doc_number] => 11753695 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Device and method for continuous temperature gradient heat treatment of rod-shaped material [patent_app_type] => utility [patent_app_number] => 17/360409 [patent_app_country] => US [patent_app_date] => 2021-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8752 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 720 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17360409 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/360409
Device and method for continuous temperature gradient heat treatment of rod-shaped material Jun 27, 2021 Issued
Array ( [id] => 17960407 [patent_doc_number] => 20220340987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => FABRICATION METHOD FOR A COMPONENT HAVING MAGNETIC & NON-MAGNETIC DUAL PHASES [patent_app_type] => utility [patent_app_number] => 17/236322 [patent_app_country] => US [patent_app_date] => 2021-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4976 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17236322 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/236322
Fabrication method for a component having magnetic and non-magnetic dual phases Apr 20, 2021 Issued
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