Search

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] => 17573901 [patent_doc_number] => 11322175 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Protective layer for mitigating protruding defects in magnetic tape recording media [patent_app_type] => utility [patent_app_number] => 16/447746 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 8332 [patent_no_of_claims] => 19 [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] => 16447746 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447746
Protective layer for mitigating protruding defects in magnetic tape recording media Jun 19, 2019 Issued
Array ( [id] => 15299449 [patent_doc_number] => 20190392860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => HEAT-ASSISTED MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS [patent_app_type] => utility [patent_app_number] => 16/433377 [patent_app_country] => US [patent_app_date] => 2019-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 16433377 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/433377
Heat-assisted magnetic recording medium and magnetic storage apparatus Jun 5, 2019 Issued
Array ( [id] => 17455864 [patent_doc_number] => 11270729 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-08 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/617952 [patent_app_country] => US [patent_app_date] => 2019-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 18294 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16617952 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/617952
Magnetic recording medium Mar 31, 2019 Issued
Array ( [id] => 17543855 [patent_doc_number] => 11308985 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Fluoropolyether compound and lubricant [patent_app_type] => utility [patent_app_number] => 16/260692 [patent_app_country] => US [patent_app_date] => 2019-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 3493 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16260692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/260692
Fluoropolyether compound and lubricant Jan 28, 2019 Issued
Array ( [id] => 16162603 [patent_doc_number] => 20200219534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => ADDING A CAP-LAYER TO IMPROVE MAGNETIC RECORDING MEDIA [patent_app_type] => utility [patent_app_number] => 16/240510 [patent_app_country] => US [patent_app_date] => 2019-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5642 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16240510 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/240510
Adding a cap-layer to improve magnetic recording media Jan 3, 2019 Issued
Array ( [id] => 17395679 [patent_doc_number] => 11244700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Magnetic recording medium, sputtering target, sputtering target manufacturing method, and magnetic storage apparatus [patent_app_type] => utility [patent_app_number] => 16/169065 [patent_app_country] => US [patent_app_date] => 2018-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4828 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16169065 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/169065
Magnetic recording medium, sputtering target, sputtering target manufacturing method, and magnetic storage apparatus Oct 23, 2018 Issued
Array ( [id] => 16915674 [patent_doc_number] => 20210188766 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 16/640132 [patent_app_country] => US [patent_app_date] => 2018-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16640132 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/640132
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Jul 29, 2018 Issued
Array ( [id] => 15800349 [patent_doc_number] => 20200123317 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => ORGANIC FLUORINE COMPOUND, LUBRICANT, AND PROCESSING METHOD OF MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 16/625860 [patent_app_country] => US [patent_app_date] => 2018-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6857 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16625860 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/625860
Organic fluorine compound, lubricant, and processing method of magnetic recording medium Jun 26, 2018 Issued
Array ( [id] => 17941456 [patent_doc_number] => 11475915 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-18 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/009461 [patent_app_country] => US [patent_app_date] => 2018-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9564 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16009461 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/009461
Magnetic recording medium Jun 14, 2018 Issued
Array ( [id] => 17978385 [patent_doc_number] => 11495257 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/009570 [patent_app_country] => US [patent_app_date] => 2018-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9013 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16009570 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/009570
Magnetic recording medium Jun 14, 2018 Issued
Array ( [id] => 17395680 [patent_doc_number] => 11244701 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Hexagonal strontium ferrite powder for magnetic recording and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/008147 [patent_app_country] => US [patent_app_date] => 2018-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10438 [patent_no_of_claims] => 22 [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] => 16008147 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/008147
Hexagonal strontium ferrite powder for magnetic recording and magnetic recording medium Jun 13, 2018 Issued
Array ( [id] => 13612989 [patent_doc_number] => 20180358044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 15/996678 [patent_app_country] => US [patent_app_date] => 2018-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15996678 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/996678
MAGNETIC RECORDING MEDIUM Jun 3, 2018 Abandoned
Array ( [id] => 13612993 [patent_doc_number] => 20180358046 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 15/996622 [patent_app_country] => US [patent_app_date] => 2018-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19073 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 15996622 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/996622
Magnetic recording medium Jun 3, 2018 Issued
Array ( [id] => 17253910 [patent_doc_number] => 11189406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Magnetic powder, manufacturing method of magnetic powder, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 15/993797 [patent_app_country] => US [patent_app_date] => 2018-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17428 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15993797 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/993797
Magnetic powder, manufacturing method of magnetic powder, and magnetic recording medium May 30, 2018 Issued
Array ( [id] => 16746183 [patent_doc_number] => 10971182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-06 [patent_title] => Magnetic powder, manufacturing method of magnetic powder, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 15/992396 [patent_app_country] => US [patent_app_date] => 2018-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15254 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15992396 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/992396
Magnetic powder, manufacturing method of magnetic powder, and magnetic recording medium May 29, 2018 Issued
Array ( [id] => 13612987 [patent_doc_number] => 20180358043 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 15/986882 [patent_app_country] => US [patent_app_date] => 2018-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15986882 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/986882
MAGNETIC RECORDING MEDIUM May 22, 2018 Abandoned
Array ( [id] => 16605916 [patent_doc_number] => 10906908 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-02 [patent_title] => Ionic liquid, lubricating agent, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 15/974804 [patent_app_country] => US [patent_app_date] => 2018-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 22 [patent_no_of_words] => 23513 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15974804 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/974804
Ionic liquid, lubricating agent, and magnetic recording medium May 8, 2018 Issued
Array ( [id] => 18721236 [patent_doc_number] => 11798588 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-24 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/609135 [patent_app_country] => US [patent_app_date] => 2018-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 14644 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16609135 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/609135
Magnetic recording medium Apr 23, 2018 Issued
Array ( [id] => 15029801 [patent_doc_number] => 20190325905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-24 [patent_title] => MAGNETIC MEDIA DESIGN WITH MULTIPLE NON-MAGNETIC EXCHANGE CONTROL LAYERS [patent_app_type] => utility [patent_app_number] => 15/959120 [patent_app_country] => US [patent_app_date] => 2018-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3697 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15959120 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/959120
Magnetic media design with multiple non-magnetic exchange control layers Apr 19, 2018 Issued
Array ( [id] => 18292147 [patent_doc_number] => 11621020 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/490279 [patent_app_country] => US [patent_app_date] => 2018-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 11559 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16490279 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/490279
Magnetic recording medium Apr 5, 2018 Issued
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