
Paul Chang Lee
Examiner (ID: 17790, Phone: (571)270-7923 , Office: P/2871 )
| Most Active Art Unit | 2871 |
| Art Unit(s) | 2883, 2871 |
| Total Applications | 1151 |
| Issued Applications | 860 |
| Pending Applications | 71 |
| Abandoned Applications | 224 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 20645223
[patent_doc_number] => 12600152
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-04-14
[patent_title] => Liquid discharge apparatus
[patent_app_type] => utility
[patent_app_number] => 18/534278
[patent_app_country] => US
[patent_app_date] => 2023-12-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 24
[patent_no_of_words] => 2273
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 145
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18534278
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/534278 | Liquid discharge apparatus | Dec 7, 2023 | Issued |
Array
(
[id] => 19264526
[patent_doc_number] => 20240208225
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-27
[patent_title] => LIQUID EJECTION APPARATUS, METHOD FOR CONTROLLING LIQUID EJECTION APPARATUS, AND STORAGE MEDIUM
[patent_app_type] => utility
[patent_app_number] => 18/532229
[patent_app_country] => US
[patent_app_date] => 2023-12-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 12120
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -16
[patent_words_short_claim] => 123
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18532229
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/532229 | Liquid ejection apparatus, method for controlling liquid ejection apparatus, and storage medium | Dec 6, 2023 | Issued |
Array
(
[id] => 20371784
[patent_doc_number] => 12479203
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-11-25
[patent_title] => Liquid ejection apparatus and control method therefor
[patent_app_type] => utility
[patent_app_number] => 18/522656
[patent_app_country] => US
[patent_app_date] => 2023-11-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 22
[patent_figures_cnt] => 28
[patent_no_of_words] => 15923
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 234
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18522656
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/522656 | Liquid ejection apparatus and control method therefor | Nov 28, 2023 | Issued |
Array
(
[id] => 19187035
[patent_doc_number] => 20240165948
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-23
[patent_title] => RECORDING ELEMENT SUBSTRATE AND RECORDING DEVICE
[patent_app_type] => utility
[patent_app_number] => 18/513840
[patent_app_country] => US
[patent_app_date] => 2023-11-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7397
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 264
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18513840
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/513840 | Recording element substrate and recording device | Nov 19, 2023 | Issued |
Array
(
[id] => 19033362
[patent_doc_number] => 20240083177
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-14
[patent_title] => PRINT MATERIAL FEED SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/508670
[patent_app_country] => US
[patent_app_date] => 2023-11-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6591
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 151
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18508670
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/508670 | Print material feed system | Nov 13, 2023 | Issued |
Array
(
[id] => 20186441
[patent_doc_number] => 12397545
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-08-26
[patent_title] => Printing apparatus, control method for printing apparatus, and non-transitory computer readable storage medium
[patent_app_type] => utility
[patent_app_number] => 18/384287
[patent_app_country] => US
[patent_app_date] => 2023-10-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 30
[patent_no_of_words] => 11597
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 309
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18384287
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/384287 | Printing apparatus, control method for printing apparatus, and non-transitory computer readable storage medium | Oct 25, 2023 | Issued |
Array
(
[id] => 19202071
[patent_doc_number] => 20240173970
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-05-30
[patent_title] => RECORDING APPARATUS
[patent_app_type] => utility
[patent_app_number] => 18/486516
[patent_app_country] => US
[patent_app_date] => 2023-10-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4469
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 116
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18486516
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/486516 | RECORDING APPARATUS | Oct 12, 2023 | Pending |
Array
(
[id] => 19298826
[patent_doc_number] => 20240227393
[patent_country] => US
[patent_kind] => A9
[patent_issue_date] => 2024-07-11
[patent_title] => LIQUID DISCHARGE APPARATUS, NON-TRANSITORY COMPUTER-EXECUTABLE MEDIUM, AND METHOD FOR CONTROLLING DRIVING OF LIQUID DISCHARGE HEAD
[patent_app_type] => utility
[patent_app_number] => 18/484600
[patent_app_country] => US
[patent_app_date] => 2023-10-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14283
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 296
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484600
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/484600 | Liquid discharge apparatus, non-transitory computer-executable medium, and method for controlling driving of liquid discharge head | Oct 10, 2023 | Issued |
Array
(
[id] => 19298826
[patent_doc_number] => 20240227393
[patent_country] => US
[patent_kind] => A9
[patent_issue_date] => 2024-07-11
[patent_title] => LIQUID DISCHARGE APPARATUS, NON-TRANSITORY COMPUTER-EXECUTABLE MEDIUM, AND METHOD FOR CONTROLLING DRIVING OF LIQUID DISCHARGE HEAD
[patent_app_type] => utility
[patent_app_number] => 18/484600
[patent_app_country] => US
[patent_app_date] => 2023-10-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14283
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 296
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484600
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/484600 | Liquid discharge apparatus, non-transitory computer-executable medium, and method for controlling driving of liquid discharge head | Oct 10, 2023 | Issued |
Array
(
[id] => 19608441
[patent_doc_number] => 12157304
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-12-03
[patent_title] => Printer calibration module
[patent_app_type] => utility
[patent_app_number] => 18/480418
[patent_app_country] => US
[patent_app_date] => 2023-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 11
[patent_no_of_words] => 4783
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 90
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18480418
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/480418 | Printer calibration module | Oct 2, 2023 | Issued |
Array
(
[id] => 19082490
[patent_doc_number] => 20240109291
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-04-04
[patent_title] => PRINTING DEVICE
[patent_app_type] => utility
[patent_app_number] => 18/477582
[patent_app_country] => US
[patent_app_date] => 2023-09-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5333
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 97
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18477582
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/477582 | Printing device | Sep 28, 2023 | Issued |
Array
(
[id] => 20143327
[patent_doc_number] => 12377649
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-08-05
[patent_title] => Recording device and recording method
[patent_app_type] => utility
[patent_app_number] => 18/476405
[patent_app_country] => US
[patent_app_date] => 2023-09-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 12
[patent_no_of_words] => 6867
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 310
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476405
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/476405 | Recording device and recording method | Sep 27, 2023 | Issued |
Array
(
[id] => 19066402
[patent_doc_number] => 20240100828
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-03-28
[patent_title] => LIQUID JET HEAD, LIQUID JET RECORDING DEVICE, AND METHOD OF MANUFACTURING LIQUID JET HEAD
[patent_app_type] => utility
[patent_app_number] => 18/471956
[patent_app_country] => US
[patent_app_date] => 2023-09-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16396
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -6
[patent_words_short_claim] => 169
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18471956
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/471956 | Liquid jet head, liquid jet recording device, and method of manufacturing liquid jet head | Sep 20, 2023 | Issued |
Array
(
[id] => 20128508
[patent_doc_number] => 12370809
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-29
[patent_title] => Printer
[patent_app_type] => utility
[patent_app_number] => 18/470466
[patent_app_country] => US
[patent_app_date] => 2023-09-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 9
[patent_no_of_words] => 1949
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[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] => 18470466
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/470466 | Printer | Sep 19, 2023 | Issued |
Array
(
[id] => 19112981
[patent_doc_number] => 20240124731
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-04-18
[patent_title] => AQUEOUS INKJET INKS CONTAINING SILANIZED SILICA PARTICLES
[patent_app_type] => utility
[patent_app_number] => 18/468927
[patent_app_country] => US
[patent_app_date] => 2023-09-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7900
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18468927
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/468927 | AQUEOUS INKJET INKS CONTAINING SILANIZED SILICA PARTICLES | Sep 17, 2023 | Pending |
Array
(
[id] => 18843599
[patent_doc_number] => 20230406003
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-12-21
[patent_title] => DEFECTIVE NOZZLE ESTIMATION DEVICE, DEFECTIVE NOZZLE ESTIMATION METHOD, DEFECTIVE NOZZLE ESTIMATION PROGRAM, PRINTING DEVICE, AND METHOD FOR MANUFACTURING PRINTED MATTER
[patent_app_type] => utility
[patent_app_number] => 18/458995
[patent_app_country] => US
[patent_app_date] => 2023-08-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 16060
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -10
[patent_words_short_claim] => 226
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18458995
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/458995 | DEFECTIVE NOZZLE ESTIMATION DEVICE, DEFECTIVE NOZZLE ESTIMATION METHOD, DEFECTIVE NOZZLE ESTIMATION PROGRAM, PRINTING DEVICE, AND METHOD FOR MANUFACTURING PRINTED MATTER | Aug 29, 2023 | Pending |
Array
(
[id] => 19808883
[patent_doc_number] => 12240247
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-03-04
[patent_title] => Device, board, liquid accommodation container, and printing system
[patent_app_type] => utility
[patent_app_number] => 18/237161
[patent_app_country] => US
[patent_app_date] => 2023-08-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 61
[patent_figures_cnt] => 63
[patent_no_of_words] => 51883
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 445
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237161
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/237161 | Device, board, liquid accommodation container, and printing system | Aug 22, 2023 | Issued |
Array
(
[id] => 19002787
[patent_doc_number] => 20240066858
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-02-29
[patent_title] => CALIBRATION METHOD
[patent_app_type] => utility
[patent_app_number] => 18/452735
[patent_app_country] => US
[patent_app_date] => 2023-08-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5795
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -5
[patent_words_short_claim] => 225
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452735
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/452735 | Calibration method | Aug 20, 2023 | Issued |
Array
(
[id] => 19290969
[patent_doc_number] => 12030312
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-07-09
[patent_title] => Print component with memory circuit
[patent_app_type] => utility
[patent_app_number] => 18/448794
[patent_app_country] => US
[patent_app_date] => 2023-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 16
[patent_no_of_words] => 13445
[patent_no_of_claims] => 37
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 240
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18448794
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/448794 | Print component with memory circuit | Aug 10, 2023 | Issued |
Array
(
[id] => 19135071
[patent_doc_number] => 11969995
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-04-30
[patent_title] => Integrated circuits including memory cells
[patent_app_type] => utility
[patent_app_number] => 18/222354
[patent_app_country] => US
[patent_app_date] => 2023-07-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 12
[patent_no_of_words] => 6951
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18222354
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/222354 | Integrated circuits including memory cells | Jul 13, 2023 | Issued |