Search

Allen T. Cao

Examiner (ID: 13914, Phone: (571)272-7569 , Office: P/2686 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9907548 [patent_doc_number] => 20150062749 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-05 [patent_title] => 'ROTATING DEVICE' [patent_app_type] => utility [patent_app_number] => 14/467309 [patent_app_country] => US [patent_app_date] => 2014-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8913 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14467309 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/467309
Rotating device Aug 24, 2014 Issued
Array ( [id] => 10118377 [patent_doc_number] => 09153265 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-10-06 [patent_title] => 'Head slider with adjusted thermal profile' [patent_app_type] => utility [patent_app_number] => 14/466141 [patent_app_country] => US [patent_app_date] => 2014-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2360 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14466141 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/466141
Head slider with adjusted thermal profile Aug 21, 2014 Issued
Array ( [id] => 10129023 [patent_doc_number] => 09162845 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-10-20 [patent_title] => 'Medium delivery apparatus and image forming apparatus' [patent_app_type] => utility [patent_app_number] => 14/465109 [patent_app_country] => US [patent_app_date] => 2014-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 31 [patent_no_of_words] => 12752 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 14465109 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/465109
Medium delivery apparatus and image forming apparatus Aug 20, 2014 Issued
Array ( [id] => 10200412 [patent_doc_number] => 20150085397 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-26 [patent_title] => 'SPINDLE MOTOR AND DISK DRIVE APPARATUS' [patent_app_type] => utility [patent_app_number] => 14/458413 [patent_app_country] => US [patent_app_date] => 2014-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7984 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14458413 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/458413
Spindle motor and disk drive apparatus Aug 12, 2014 Issued
Array ( [id] => 10689233 [patent_doc_number] => 20160035378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-02-04 [patent_title] => 'Reader Designs of Shield to Shield Spacing Improvement' [patent_app_type] => utility [patent_app_number] => 14/445167 [patent_app_country] => US [patent_app_date] => 2014-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9053 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14445167 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/445167
Reader designs of shield to shield spacing improvement Jul 28, 2014 Issued
Array ( [id] => 10551034 [patent_doc_number] => 09275665 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-03-01 [patent_title] => 'Slider with high frequency voltage ground and low frequency DC voltage isolation' [patent_app_type] => utility [patent_app_number] => 14/341701 [patent_app_country] => US [patent_app_date] => 2014-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 20 [patent_no_of_words] => 7497 [patent_no_of_claims] => 23 [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] => 14341701 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/341701
Slider with high frequency voltage ground and low frequency DC voltage isolation Jul 24, 2014 Issued
Array ( [id] => 10846016 [patent_doc_number] => 08873204 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-10-28 [patent_title] => 'Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and center shield with CoFeB insertion layer' [patent_app_type] => utility [patent_app_number] => 14/341485 [patent_app_country] => US [patent_app_date] => 2014-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5092 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14341485 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/341485
Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and center shield with CoFeB insertion layer Jul 24, 2014 Issued
Array ( [id] => 11466494 [patent_doc_number] => 09583132 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-02-28 [patent_title] => 'Arrangement for rotatably driving a round disk' [patent_app_type] => utility [patent_app_number] => 14/907057 [patent_app_country] => US [patent_app_date] => 2014-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 29 [patent_no_of_words] => 8539 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [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] => 14907057 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/907057
Arrangement for rotatably driving a round disk Jul 20, 2014 Issued
Array ( [id] => 10041712 [patent_doc_number] => 09082424 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-07-14 [patent_title] => 'Side shield biasing layer separated from an air bearing surface' [patent_app_type] => utility [patent_app_number] => 14/333287 [patent_app_country] => US [patent_app_date] => 2014-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3544 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14333287 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/333287
Side shield biasing layer separated from an air bearing surface Jul 15, 2014 Issued
Array ( [id] => 10124985 [patent_doc_number] => 09159350 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-10-13 [patent_title] => 'High damping cap layer for magnetic recording media' [patent_app_type] => utility [patent_app_number] => 14/322000 [patent_app_country] => US [patent_app_date] => 2014-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4257 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14322000 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/322000
High damping cap layer for magnetic recording media Jul 1, 2014 Issued
Array ( [id] => 10015831 [patent_doc_number] => 09058851 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-06-16 [patent_title] => 'Information-storage device including an oxygen absorbing device' [patent_app_type] => utility [patent_app_number] => 14/322764 [patent_app_country] => US [patent_app_date] => 2014-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4016 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14322764 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/322764
Information-storage device including an oxygen absorbing device Jul 1, 2014 Issued
Array ( [id] => 10092813 [patent_doc_number] => 09129639 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-09-08 [patent_title] => 'Method of imbalance correction using a grooved disk clamp' [patent_app_type] => utility [patent_app_number] => 14/316377 [patent_app_country] => US [patent_app_date] => 2014-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 5944 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14316377 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/316377
Method of imbalance correction using a grooved disk clamp Jun 25, 2014 Issued
Array ( [id] => 10877735 [patent_doc_number] => 08902528 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-12-02 [patent_title] => 'Quasi-statically tilted head having dilated transducer pitch' [patent_app_type] => utility [patent_app_number] => 14/316696 [patent_app_country] => US [patent_app_date] => 2014-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 23 [patent_no_of_words] => 12797 [patent_no_of_claims] => 20 [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] => 14316696 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/316696
Quasi-statically tilted head having dilated transducer pitch Jun 25, 2014 Issued
Array ( [id] => 9972631 [patent_doc_number] => 09019655 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-04-28 [patent_title] => 'Hard disk drive disk clamp having reduced radial stiffness' [patent_app_type] => utility [patent_app_number] => 14/315231 [patent_app_country] => US [patent_app_date] => 2014-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3576 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14315231 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/315231
Hard disk drive disk clamp having reduced radial stiffness Jun 24, 2014 Issued
Array ( [id] => 9978954 [patent_doc_number] => 09025276 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-05-05 [patent_title] => 'Space efficient enclosures for different sized drives' [patent_app_type] => utility [patent_app_number] => 14/314794 [patent_app_country] => US [patent_app_date] => 2014-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4096 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14314794 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/314794
Space efficient enclosures for different sized drives Jun 24, 2014 Issued
Array ( [id] => 9997443 [patent_doc_number] => 09042053 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-05-26 [patent_title] => 'Thermally stabilized perpendicular magnetic recording medium' [patent_app_type] => utility [patent_app_number] => 14/313910 [patent_app_country] => US [patent_app_date] => 2014-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3927 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [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] => 14313910 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/313910
Thermally stabilized perpendicular magnetic recording medium Jun 23, 2014 Issued
Array ( [id] => 9997441 [patent_doc_number] => 09042052 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-05-26 [patent_title] => 'Magnetic writer having a partially shunted coil' [patent_app_type] => utility [patent_app_number] => 14/312635 [patent_app_country] => US [patent_app_date] => 2014-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 3931 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14312635 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/312635
Magnetic writer having a partially shunted coil Jun 22, 2014 Issued
Array ( [id] => 9756566 [patent_doc_number] => 20140287267 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-25 [patent_title] => 'TMR Device with Novel Free Layer' [patent_app_type] => utility [patent_app_number] => 14/297698 [patent_app_country] => US [patent_app_date] => 2014-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6282 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14297698 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/297698
TMR device with novel free layer Jun 5, 2014 Issued
Array ( [id] => 13723185 [patent_doc_number] => 20170372548 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2017-12-28 [patent_title] => Wireless method and Apparatus for Remote Lock Operating with Mobile Communication Device [patent_app_type] => utility [patent_app_number] => 15/330938 [patent_app_country] => US [patent_app_date] => 2014-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15330938 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/330938
Wireless method and apparatus for remote lock operating with mobile communication device Jun 5, 2014 Issued
Array ( [id] => 13723185 [patent_doc_number] => 20170372548 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2017-12-28 [patent_title] => Wireless method and Apparatus for Remote Lock Operating with Mobile Communication Device [patent_app_type] => utility [patent_app_number] => 15/330938 [patent_app_country] => US [patent_app_date] => 2014-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15330938 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/330938
Wireless method and apparatus for remote lock operating with mobile communication device Jun 5, 2014 Issued
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