
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
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 |