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Tho Dac Ta

Examiner (ID: 1356, Phone: (571)272-2014 , Office: P/2831 )

Most Active Art Unit
2833
Art Unit(s)
2832, 2834, 2833, 2839, 2899, 2831, 3202
Total Applications
4021
Issued Applications
3531
Pending Applications
135
Abandoned Applications
354

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18532952 [patent_doc_number] => 20230238027 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => MAGNETIC DISK SUBSTRATE AND MAGNETIC DISK USING MAGNETIC DISK SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/002695 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 18002695 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/002695
MAGNETIC DISK SUBSTRATE AND MAGNETIC DISK USING MAGNETIC DISK SUBSTRATE Jun 29, 2021 Pending
Array ( [id] => 18537729 [patent_doc_number] => 20230242829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-03 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 18/009221 [patent_app_country] => US [patent_app_date] => 2021-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24191 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18009221 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/009221
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM Jun 6, 2021 Pending
Array ( [id] => 19376434 [patent_doc_number] => 12068012 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-20 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 17/928063 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 23973 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17928063 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/928063
Magnetic recording medium May 17, 2021 Issued
Array ( [id] => 19370691 [patent_doc_number] => 12062787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-13 [patent_title] => Secondary battery [patent_app_type] => utility [patent_app_number] => 17/307661 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 55681 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 592 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17307661 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/307661
Secondary battery May 3, 2021 Issued
Array ( [id] => 18317346 [patent_doc_number] => 11631430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 17/223741 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 31805 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17223741 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/223741
Magnetic recording medium Apr 5, 2021 Issued
Array ( [id] => 18322717 [patent_doc_number] => 20230120845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => ALUMINUM ALLOY SUBSTRATE FOR MAGNETIC DISK, AND MAGNETIC DISK USING SAME [patent_app_type] => utility [patent_app_number] => 17/907490 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9115 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 17907490 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/907490
ALUMINUM ALLOY SUBSTRATE FOR MAGNETIC DISK, AND MAGNETIC DISK USING SAME Apr 5, 2021 Pending
Array ( [id] => 17130181 [patent_doc_number] => 20210304950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => COIL COMPONENT AND ELECTRONIC DEVICE [patent_app_type] => utility [patent_app_number] => 17/204841 [patent_app_country] => US [patent_app_date] => 2021-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 17204841 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/204841
COIL COMPONENT AND ELECTRONIC DEVICE Mar 16, 2021 Pending
Array ( [id] => 17099912 [patent_doc_number] => 20210287703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RECORDING AND REPRODUCING DEVICE [patent_app_type] => utility [patent_app_number] => 17/195954 [patent_app_country] => US [patent_app_date] => 2021-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17195954 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/195954
MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RECORDING AND REPRODUCING DEVICE Mar 8, 2021 Abandoned
Array ( [id] => 17099922 [patent_doc_number] => 20210287713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RECORDING AND REPRODUCING DEVICE [patent_app_type] => utility [patent_app_number] => 17/195029 [patent_app_country] => US [patent_app_date] => 2021-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15732 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17195029 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/195029
MAGNETIC RECORDING MEDIUM, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC RECORDING AND REPRODUCING DEVICE Mar 7, 2021 Abandoned
Array ( [id] => 17416789 [patent_doc_number] => 20220051693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC RECORDING/REPRODUCING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/191311 [patent_app_country] => US [patent_app_date] => 2021-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5762 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17191311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/191311
MAGNETIC RECORDING MEDIUM, METHOD OF MANUFACTURING THE SAME, AND MAGNETIC RECORDING/REPRODUCING APPARATUS Mar 2, 2021 Abandoned
Array ( [id] => 19459933 [patent_doc_number] => 12100434 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 17/797177 [patent_app_country] => US [patent_app_date] => 2021-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 25397 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17797177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/797177
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Feb 1, 2021 Issued
Array ( [id] => 16850331 [patent_doc_number] => 20210151076 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => MAGNETIC MEDIA DESIGN WITH MULTIPLE NON-MAGNETIC EXCHANGE CONTROL LAYERS AND GRADED MAGNETIC SUBLAYERS [patent_app_type] => utility [patent_app_number] => 17/162165 [patent_app_country] => US [patent_app_date] => 2021-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17162165 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/162165
Magnetic media design with multiple non-magnetic exchange control layers and graded magnetic sublayers Jan 28, 2021 Issued
Array ( [id] => 18268997 [patent_doc_number] => 20230090239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-23 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/788075 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18932 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17788075 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/788075
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Dec 21, 2020 Issued
Array ( [id] => 19356696 [patent_doc_number] => 12057151 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 17/788125 [patent_app_country] => US [patent_app_date] => 2020-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 19780 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17788125 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/788125
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Dec 15, 2020 Issued
Array ( [id] => 19314287 [patent_doc_number] => 12040112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-16 [patent_title] => Magnetic sheet, coil module having magnetic sheet, and non-contact power supply device [patent_app_type] => utility [patent_app_number] => 16/953590 [patent_app_country] => US [patent_app_date] => 2020-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 10125 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16953590 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/953590
Magnetic sheet, coil module having magnetic sheet, and non-contact power supply device Nov 19, 2020 Issued
Array ( [id] => 18109816 [patent_doc_number] => 20230002696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/772043 [patent_app_country] => US [patent_app_date] => 2020-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14126 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17772043 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/772043
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM Nov 5, 2020 Pending
Array ( [id] => 18020891 [patent_doc_number] => 20220372390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/760973 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17760973 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/760973
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Sep 7, 2020 Issued
Array ( [id] => 19012960 [patent_doc_number] => 11919875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-05 [patent_title] => Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 17/764386 [patent_app_country] => US [patent_app_date] => 2020-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 20061 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17764386 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/764386
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Sep 7, 2020 Issued
Array ( [id] => 17795282 [patent_doc_number] => 20220254374 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/046375 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29783 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17046375 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/046375
Magnetic recording medium Jun 16, 2020 Issued
Array ( [id] => 16364273 [patent_doc_number] => 20200321024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-08 [patent_title] => MAGNETIC RECORDING MEDIUM WITH MULTIPLE EXCHANGE COUPLING LAYERS AND SMALL GRAIN MAGNETIC LAYERS [patent_app_type] => utility [patent_app_number] => 16/904400 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14076 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16904400 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/904400
Magnetic recording medium with multiple exchange coupling layers and small grain magnetic layers Jun 16, 2020 Issued
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