Search

Allen T Cao

Examiner (ID: 19036, Phone: (571)272-7569 , Office: P/2686 )

Most Active Art Unit
2627
Art Unit(s)
2754, 2687, 2512, 2688, 2686, 2627, 2652
Total Applications
2434
Issued Applications
2130
Pending Applications
56
Abandoned Applications
253

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16432615 [patent_doc_number] => 10832707 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-10 [patent_title] => Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications [patent_app_type] => utility [patent_app_number] => 16/916497 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 31 [patent_no_of_words] => 9875 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 359 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16916497 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/916497
Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applications Jun 29, 2020 Issued
Array ( [id] => 16738682 [patent_doc_number] => 10964343 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Disk device [patent_app_type] => utility [patent_app_number] => 16/916937 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 8252 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16916937 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/916937
Disk device Jun 29, 2020 Issued
Array ( [id] => 16637757 [patent_doc_number] => 10916271 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-09 [patent_title] => Eliminating lead screw hysteresis for vertically translating load/unload ramp mechanism for data storage device [patent_app_type] => utility [patent_app_number] => 16/912514 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4085 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16912514 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/912514
Eliminating lead screw hysteresis for vertically translating load/unload ramp mechanism for data storage device Jun 24, 2020 Issued
Array ( [id] => 16803047 [patent_doc_number] => 10997998 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-04 [patent_title] => Tape embedded drive with tied spindle structure [patent_app_type] => utility [patent_app_number] => 16/910512 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5709 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910512 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910512
Tape embedded drive with tied spindle structure Jun 23, 2020 Issued
Array ( [id] => 16637751 [patent_doc_number] => 10916265 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-09 [patent_title] => Multi-layer actuator electrode configuration for resonance improvement [patent_app_type] => utility [patent_app_number] => 16/911249 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2540 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [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] => 16911249 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/911249
Multi-layer actuator electrode configuration for resonance improvement Jun 23, 2020 Issued
Array ( [id] => 16803057 [patent_doc_number] => 10998008 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-04 [patent_title] => Interface connector for tape embedded drive [patent_app_type] => utility [patent_app_number] => 16/907003 [patent_app_country] => US [patent_app_date] => 2020-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 6510 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16907003 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/907003
Interface connector for tape embedded drive Jun 18, 2020 Issued
Array ( [id] => 16347706 [patent_doc_number] => 20200312357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-01 [patent_title] => AIR-BEARING SURFACE DESIGNS WITH A CURVED TRAILING AIR FLOW DAM [patent_app_type] => utility [patent_app_number] => 16/946031 [patent_app_country] => US [patent_app_date] => 2020-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16946031 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/946031
Air-bearing surface designs with a curved trailing air flow dam Jun 2, 2020 Issued
Array ( [id] => 16973396 [patent_doc_number] => 11069375 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-07-20 [patent_title] => Suspension standoff arrangement for confining adhesive [patent_app_type] => utility [patent_app_number] => 16/884324 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 6609 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16884324 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/884324
Suspension standoff arrangement for confining adhesive May 26, 2020 Issued
Array ( [id] => 16943887 [patent_doc_number] => 11056135 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-07-06 [patent_title] => Heat-assisted recording head with one or more surface-plasmonic plates operable as a near-field transducer [patent_app_type] => utility [patent_app_number] => 16/861459 [patent_app_country] => US [patent_app_date] => 2020-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 5394 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 16861459 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/861459
Heat-assisted recording head with one or more surface-plasmonic plates operable as a near-field transducer Apr 28, 2020 Issued
Array ( [id] => 16241317 [patent_doc_number] => 20200258551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => DISK DEVICE AND METHOD OF MANUFACTURING DISK DEVICE [patent_app_type] => utility [patent_app_number] => 16/860467 [patent_app_country] => US [patent_app_date] => 2020-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4271 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16860467 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/860467
Disk device and method of manufacturing disk device Apr 27, 2020 Issued
Array ( [id] => 16738679 [patent_doc_number] => 10964340 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-30 [patent_title] => Heat-assisted recording head having sub wavelength mirror formed of first and second materials [patent_app_type] => utility [patent_app_number] => 16/855047 [patent_app_country] => US [patent_app_date] => 2020-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 3317 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16855047 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/855047
Heat-assisted recording head having sub wavelength mirror formed of first and second materials Apr 21, 2020 Issued
Array ( [id] => 16371042 [patent_doc_number] => 10802798 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-13 [patent_title] => Optical identification record system [patent_app_type] => utility [patent_app_number] => 16/848450 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3628 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848450 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848450
Optical identification record system Apr 13, 2020 Issued
Array ( [id] => 16272000 [patent_doc_number] => 20200273488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => DISK DEVICE [patent_app_type] => utility [patent_app_number] => 16/811650 [patent_app_country] => US [patent_app_date] => 2020-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5991 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 16811650 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/811650
Disk device Mar 5, 2020 Issued
Array ( [id] => 16249187 [patent_doc_number] => 10748559 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-08-18 [patent_title] => Magnetic head including spin torque oscillator and manufacturing method for the same [patent_app_type] => utility [patent_app_number] => 16/801399 [patent_app_country] => US [patent_app_date] => 2020-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 39 [patent_no_of_words] => 17197 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 345 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16801399 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/801399
Magnetic head including spin torque oscillator and manufacturing method for the same Feb 25, 2020 Issued
Array ( [id] => 16834935 [patent_doc_number] => 11011192 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-18 [patent_title] => Method of building self-aligned optical side shield structure [patent_app_type] => utility [patent_app_number] => 16/800036 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 18 [patent_no_of_words] => 3246 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16800036 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/800036
Method of building self-aligned optical side shield structure Feb 24, 2020 Issued
Array ( [id] => 16521405 [patent_doc_number] => 10872628 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-12-22 [patent_title] => Near-field transducer with Au nano rod [patent_app_type] => utility [patent_app_number] => 16/800049 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 51 [patent_no_of_words] => 6926 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16800049 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/800049
Near-field transducer with Au nano rod Feb 24, 2020 Issued
Array ( [id] => 16911192 [patent_doc_number] => 11043240 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-22 [patent_title] => RhIr alloy near-field transducer with Rh template layer in a thermally assisted magnetic recording (TAMR) application [patent_app_type] => utility [patent_app_number] => 16/800029 [patent_app_country] => US [patent_app_date] => 2020-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 26 [patent_no_of_words] => 6827 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16800029 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/800029
RhIr alloy near-field transducer with Rh template layer in a thermally assisted magnetic recording (TAMR) application Feb 24, 2020 Issued
Array ( [id] => 16637748 [patent_doc_number] => 10916262 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-09 [patent_title] => Near field transducers including copper based alloys [patent_app_type] => utility [patent_app_number] => 16/725746 [patent_app_country] => US [patent_app_date] => 2019-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4242 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16725746 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/725746
Near field transducers including copper based alloys Dec 22, 2019 Issued
Array ( [id] => 15839915 [patent_doc_number] => 20200135240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => COATED SLIDER TO INHIBIT CONTAMINATION ACCUMULATION [patent_app_type] => utility [patent_app_number] => 16/723618 [patent_app_country] => US [patent_app_date] => 2019-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5731 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16723618 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/723618
Coated slider to inhibit contamination accumulation Dec 19, 2019 Issued
Array ( [id] => 16699657 [patent_doc_number] => 10950263 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-16 [patent_title] => Angled and elongate lift tab for magnetic storage device [patent_app_type] => utility [patent_app_number] => 16/716115 [patent_app_country] => US [patent_app_date] => 2019-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 6578 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16716115 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/716115
Angled and elongate lift tab for magnetic storage device Dec 15, 2019 Issued
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