Search

Josephine L. Chang

Examiner (ID: 5638, Phone: (571)270-3522 , Office: P/1768 )

Most Active Art Unit
1768
Art Unit(s)
1763, 1768, OPLA, 1762
Total Applications
503
Issued Applications
267
Pending Applications
3
Abandoned Applications
233

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20040689 [patent_doc_number] => 20250178911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => SUPERCRITICAL FLUID-DRYING APPARATUS AND METHOD FOR DRYING GEL [patent_app_type] => utility [patent_app_number] => 18/941911 [patent_app_country] => US [patent_app_date] => 2024-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18941911 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/941911
Supercritical fluid-drying apparatus and method for drying gel Nov 7, 2024 Issued
Array ( [id] => 19729735 [patent_doc_number] => 12207719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Handheld hair dryer [patent_app_type] => utility [patent_app_number] => 18/751216 [patent_app_country] => US [patent_app_date] => 2024-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4520 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751216
Handheld hair dryer Jun 21, 2024 Issued
Array ( [id] => 20420652 [patent_doc_number] => 20250382737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => Dryer Vent Monitoring and Lint Cleaning System [patent_app_type] => utility [patent_app_number] => 18/745935 [patent_app_country] => US [patent_app_date] => 2024-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18745935 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/745935
Dryer Vent Monitoring and Lint Cleaning System Jun 16, 2024 Issued
Array ( [id] => 19961123 [patent_doc_number] => 12330600 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-06-17 [patent_title] => Apparatus and methods for drying a vehicle [patent_app_type] => utility [patent_app_number] => 18/637237 [patent_app_country] => US [patent_app_date] => 2024-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 11398 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18637237 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/637237
Apparatus and methods for drying a vehicle Apr 15, 2024 Issued
Array ( [id] => 19231511 [patent_doc_number] => 20240188701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => BATTERY OPERATED HAIR DRYER [patent_app_type] => utility [patent_app_number] => 18/584057 [patent_app_country] => US [patent_app_date] => 2024-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4331 [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] => 18584057 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/584057
BATTERY OPERATED HAIR DRYER Feb 21, 2024 Abandoned
Array ( [id] => 19402945 [patent_doc_number] => 20240286456 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => Device for using the HVAC system of a vehicle [patent_app_type] => utility [patent_app_number] => 18/443325 [patent_app_country] => US [patent_app_date] => 2024-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4667 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18443325 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/443325
Device for using the HVAC system of a vehicle Feb 15, 2024 Abandoned
Array ( [id] => 19217141 [patent_doc_number] => 20240181845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => RECREATIONAL VEHICLE VENT TOP COVER STILL CAPABLE OF VENTILATION IN CLOSED STATE OF TOP COVER [patent_app_type] => utility [patent_app_number] => 18/439844 [patent_app_country] => US [patent_app_date] => 2024-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3698 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18439844 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/439844
Recreational vehicle vent top cover still capable of ventilation in closed state of top cover Feb 12, 2024 Issued
Array ( [id] => 19218396 [patent_doc_number] => 20240183100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => CLOTHES TREATING APPARATUS HAVING DRYING FUNCTION [patent_app_type] => utility [patent_app_number] => 18/439228 [patent_app_country] => US [patent_app_date] => 2024-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9900 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18439228 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/439228
CLOTHES TREATING APPARATUS HAVING DRYING FUNCTION Feb 11, 2024 Pending
Array ( [id] => 20256431 [patent_doc_number] => 12428774 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Lint removing apparatus and clothes dryer having the same [patent_app_type] => utility [patent_app_number] => 18/427611 [patent_app_country] => US [patent_app_date] => 2024-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 6751 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18427611 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/427611
Lint removing apparatus and clothes dryer having the same Jan 29, 2024 Issued
Array ( [id] => 19923761 [patent_doc_number] => 12298035 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-13 [patent_title] => Exhaust hood system with fluid wall air filter [patent_app_type] => utility [patent_app_number] => 18/422537 [patent_app_country] => US [patent_app_date] => 2024-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6108 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18422537 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/422537
Exhaust hood system with fluid wall air filter Jan 24, 2024 Issued
Array ( [id] => 19200957 [patent_doc_number] => 20240172856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => HAIR FREEDOM CUSTOMIZABLE TUNNEL SYSTEM, METHOD, DEVICE AND KIT [patent_app_type] => utility [patent_app_number] => 18/398482 [patent_app_country] => US [patent_app_date] => 2023-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18398482 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/398482
HAIR FREEDOM CUSTOMIZABLE TUNNEL SYSTEM, METHOD, DEVICE AND KIT Dec 27, 2023 Pending
Array ( [id] => 19113747 [patent_doc_number] => 20240125497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => CONDITIONING VENTILATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/390722 [patent_app_country] => US [patent_app_date] => 2023-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18390722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/390722
CONDITIONING VENTILATION SYSTEM Dec 19, 2023 Pending
Array ( [id] => 20041500 [patent_doc_number] => 20250179722 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-05 [patent_title] => Dryer Duct Tester [patent_app_type] => utility [patent_app_number] => 18/527048 [patent_app_country] => US [patent_app_date] => 2023-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18527048 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/527048
Dryer Duct Tester Nov 30, 2023 Pending
Array ( [id] => 19776843 [patent_doc_number] => 12225857 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Air system [patent_app_type] => utility [patent_app_number] => 18/494474 [patent_app_country] => US [patent_app_date] => 2023-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 21838 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18494474 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/494474
Air system Oct 24, 2023 Issued
Array ( [id] => 19203729 [patent_doc_number] => 20240175628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => ELECTRODE SHEET DRYING DEVICE [patent_app_type] => utility [patent_app_number] => 18/372386 [patent_app_country] => US [patent_app_date] => 2023-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7929 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18372386 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/372386
ELECTRODE SHEET DRYING DEVICE Sep 24, 2023 Pending
Array ( [id] => 19083948 [patent_doc_number] => 20240110749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => APPAREL DRYING ASSEMBLIES, METHODS OF DRYING APPAREL, APPAREL SUPPORTS FOR DRYING ASSEMBLIES, AND NOZZLES FOR DRYING ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 18/456793 [patent_app_country] => US [patent_app_date] => 2023-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20519 [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] => 18456793 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/456793
APPAREL DRYING ASSEMBLIES, METHODS OF DRYING APPAREL, APPAREL SUPPORTS FOR DRYING ASSEMBLIES, AND NOZZLES FOR DRYING ASSEMBLIES Aug 27, 2023 Pending
Array ( [id] => 18809695 [patent_doc_number] => 20230384030 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => WAFER DRYING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/446858 [patent_app_country] => US [patent_app_date] => 2023-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5429 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18446858 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/446858
WAFER DRYING SYSTEM Aug 8, 2023 Pending
Array ( [id] => 18784177 [patent_doc_number] => 20230371672 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => Hair Dryer And Electric Motor [patent_app_type] => utility [patent_app_number] => 18/364589 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18364589 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/364589
Hair Dryer And Electric Motor Aug 2, 2023 Pending
Array ( [id] => 19326282 [patent_doc_number] => 12043949 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Clothing treatment apparatus [patent_app_type] => utility [patent_app_number] => 18/225509 [patent_app_country] => US [patent_app_date] => 2023-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 23025 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18225509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/225509
Clothing treatment apparatus Jul 23, 2023 Issued
Array ( [id] => 18880193 [patent_doc_number] => 20240003562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => UNDER-FLOOR PLIABLE AIR DUCT/DISPERSION SYSTEMS [patent_app_type] => utility [patent_app_number] => 18/349692 [patent_app_country] => US [patent_app_date] => 2023-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2570 [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] => 18349692 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/349692
Under-floor pliable air duct/dispersion systems Jul 9, 2023 Issued
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