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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] => 17652533 [patent_doc_number] => 11355270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Magnetic powder, method for production thereof, and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/895648 [patent_app_country] => US [patent_app_date] => 2020-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 7181 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16895648 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/895648
Magnetic powder, method for production thereof, and magnetic recording medium Jun 7, 2020 Issued
Array ( [id] => 17838000 [patent_doc_number] => 20220275305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => Lubricating Agent Solution, Magnetic Disk And Method For Manufacturing Same [patent_app_type] => utility [patent_app_number] => 17/632474 [patent_app_country] => US [patent_app_date] => 2020-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5980 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17632474 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632474
Lubricating Agent Solution, Magnetic Disk And Method For Manufacturing Same May 27, 2020 Pending
Array ( [id] => 18779259 [patent_doc_number] => 11820953 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium [patent_app_type] => utility [patent_app_number] => 17/437251 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 16222 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [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] => 17437251 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/437251
Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium Mar 11, 2020 Issued
Array ( [id] => 17583545 [patent_doc_number] => 20220140400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => LAMINATED ALL-SOLID SECONDARY CELL AND METHOD FOR MANUFACTURING SAME [patent_app_type] => utility [patent_app_number] => 17/431198 [patent_app_country] => US [patent_app_date] => 2020-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431198 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431198
LAMINATED ALL-SOLID SECONDARY CELL AND METHOD FOR MANUFACTURING SAME Mar 11, 2020 Pending
Array ( [id] => 17582568 [patent_doc_number] => 20220139423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/431096 [patent_app_country] => US [patent_app_date] => 2020-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12293 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17431096 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/431096
MAGNETIC RECORDING MEDIUM Feb 13, 2020 Pending
Array ( [id] => 17385730 [patent_doc_number] => 20220033582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => FLUOROPOLYETHER COMPOUND, LUBRICANT, AND MAGNETIC DISK [patent_app_type] => utility [patent_app_number] => 17/299232 [patent_app_country] => US [patent_app_date] => 2019-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3518 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17299232 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/299232
FLUOROPOLYETHER COMPOUND, LUBRICANT, AND MAGNETIC DISK Dec 5, 2019 Abandoned
Array ( [id] => 16943895 [patent_doc_number] => 11056143 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-06 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/703435 [patent_app_country] => US [patent_app_date] => 2019-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 31884 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16703435 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/703435
Magnetic recording medium Dec 3, 2019 Issued
Array ( [id] => 17477046 [patent_doc_number] => 20220084550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => MAGNETIC RECORDING TAPE AND MAGNETIC RECORDING TAPE CARTRIDGE [patent_app_type] => utility [patent_app_number] => 17/421409 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24496 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17421409 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/421409
MAGNETIC RECORDING TAPE AND MAGNETIC RECORDING TAPE CARTRIDGE Dec 1, 2019 Abandoned
Array ( [id] => 16645284 [patent_doc_number] => 10923148 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/684234 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 33973 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16684234 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/684234
Magnetic recording medium Nov 13, 2019 Issued
Array ( [id] => 16157081 [patent_doc_number] => 20200216773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => Ionic Liquid, Lubricant, and Magnetic Recording Medium [patent_app_type] => utility [patent_app_number] => 16/677992 [patent_app_country] => US [patent_app_date] => 2019-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23416 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 16677992 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/677992
Ionic Liquid, Lubricant, and Magnetic Recording Medium Nov 7, 2019 Abandoned
Array ( [id] => 17956138 [patent_doc_number] => 11482251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-25 [patent_title] => Aluminum alloy substrate for magnetic disk and method for manufacturing same, aluminum alloy base disk for magnetic disk and method for manufacturing same, and magnetic disk and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/296610 [patent_app_country] => US [patent_app_date] => 2019-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 19093 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17296610 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/296610
Aluminum alloy substrate for magnetic disk and method for manufacturing same, aluminum alloy base disk for magnetic disk and method for manufacturing same, and magnetic disk and method for manufacturing the same Oct 24, 2019 Issued
Array ( [id] => 18735502 [patent_doc_number] => 11804243 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/649403 [patent_app_country] => US [patent_app_date] => 2019-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 17 [patent_no_of_words] => 32761 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16649403 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/649403
Magnetic recording medium Oct 17, 2019 Issued
Array ( [id] => 17374106 [patent_doc_number] => 20220029158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => LITHIUM METAL COMPOSITE OXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE AND LITHIUM SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/296887 [patent_app_country] => US [patent_app_date] => 2019-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16093 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17296887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/296887
LITHIUM METAL COMPOSITE OXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE AND LITHIUM SECONDARY BATTERY Oct 14, 2019 Pending
Array ( [id] => 17645003 [patent_doc_number] => 20220172742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => MAGNETIC RECORDING MEDIUM AND CARTRIDGE [patent_app_type] => utility [patent_app_number] => 16/651542 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34362 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16651542 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/651542
Magnetic recording medium and cartridge Oct 1, 2019 Issued
Array ( [id] => 17772131 [patent_doc_number] => 11404082 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Aluminium alloy substrate for magnetic disk, method for fabricating the same, and magnetic disk composed of aluminium alloy substrate for magnetic disk [patent_app_type] => utility [patent_app_number] => 16/648481 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 12244 [patent_no_of_claims] => 6 [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] => 16648481 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/648481
Aluminium alloy substrate for magnetic disk, method for fabricating the same, and magnetic disk composed of aluminium alloy substrate for magnetic disk Sep 17, 2019 Issued
Array ( [id] => 17413978 [patent_doc_number] => 20220048882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/274702 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17274702 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/274702
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Aug 27, 2019 Issued
Array ( [id] => 17414272 [patent_doc_number] => 20220049176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/274466 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15462 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 17274466 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/274466
Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Aug 27, 2019 Issued
Array ( [id] => 16668205 [patent_doc_number] => 10937457 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Magnetic recording medium [patent_app_type] => utility [patent_app_number] => 16/510024 [patent_app_country] => US [patent_app_date] => 2019-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 31888 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16510024 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/510024
Magnetic recording medium Jul 11, 2019 Issued
Array ( [id] => 16402043 [patent_doc_number] => 20200342901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => MAGNETIC RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 16/502399 [patent_app_country] => US [patent_app_date] => 2019-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34051 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16502399 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/502399
MAGNETIC RECORDING MEDIUM Jul 2, 2019 Abandoned
Array ( [id] => 17745422 [patent_doc_number] => 11393501 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Protective layer for mitigating protruding defects in magnetic tape recording media [patent_app_type] => utility [patent_app_number] => 16/447750 [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] => 8272 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16447750 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/447750
Protective layer for mitigating protruding defects in magnetic tape recording media Jun 19, 2019 Issued
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