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] => 9114498 [patent_doc_number] => 08570683 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-29 [patent_title] => 'Low permeability material for a side shield in a perpendicular magnetic head' [patent_app_type] => utility [patent_app_number] => 13/168083 [patent_app_country] => US [patent_app_date] => 2011-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 25 [patent_no_of_words] => 5648 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13168083 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/168083
Low permeability material for a side shield in a perpendicular magnetic head Jun 23, 2011 Issued
Array ( [id] => 8550558 [patent_doc_number] => 08325446 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-12-04 [patent_title] => 'Disk drive head gimbal assembly having a flexure tail with features to facilitate bonding' [patent_app_type] => utility [patent_app_number] => 13/164936 [patent_app_country] => US [patent_app_date] => 2011-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 12951 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13164936 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164936
Disk drive head gimbal assembly having a flexure tail with features to facilitate bonding Jun 20, 2011 Issued
Array ( [id] => 8459338 [patent_doc_number] => 08295014 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-10-23 [patent_title] => 'Disk drive head gimbal assembly having a flexure tail with transverse flying leads' [patent_app_type] => utility [patent_app_number] => 13/164959 [patent_app_country] => US [patent_app_date] => 2011-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5384 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13164959 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/164959
Disk drive head gimbal assembly having a flexure tail with transverse flying leads Jun 20, 2011 Issued
Array ( [id] => 8459336 [patent_doc_number] => 08295012 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-10-23 [patent_title] => 'Disk drive suspension assembly with rotary fine actuator at flexure tongue' [patent_app_type] => utility [patent_app_number] => 13/159598 [patent_app_country] => US [patent_app_date] => 2011-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5915 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13159598 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/159598
Disk drive suspension assembly with rotary fine actuator at flexure tongue Jun 13, 2011 Issued
Array ( [id] => 9141763 [patent_doc_number] => 08582237 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-12 [patent_title] => 'Selectively magnetic write gap insert' [patent_app_type] => utility [patent_app_number] => 13/158719 [patent_app_country] => US [patent_app_date] => 2011-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4880 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13158719 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/158719
Selectively magnetic write gap insert Jun 12, 2011 Issued
Array ( [id] => 8534630 [patent_doc_number] => 08310790 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-11-13 [patent_title] => 'Remote drive rotary head dual stage actuator' [patent_app_type] => utility [patent_app_number] => 13/158406 [patent_app_country] => US [patent_app_date] => 2011-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 4588 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13158406 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/158406
Remote drive rotary head dual stage actuator Jun 10, 2011 Issued
Array ( [id] => 8423063 [patent_doc_number] => 08279553 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-02 [patent_title] => 'Rolling bearing, bearing device and information recording and reproducing device' [patent_app_type] => utility [patent_app_number] => 13/134499 [patent_app_country] => US [patent_app_date] => 2011-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9207 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13134499 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/134499
Rolling bearing, bearing device and information recording and reproducing device Jun 8, 2011 Issued
Array ( [id] => 8284150 [patent_doc_number] => 08218261 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-07-10 [patent_title] => 'Thermal solution for drive systems such as hard disk drives and digital versatile discs' [patent_app_type] => utility [patent_app_number] => 13/154339 [patent_app_country] => US [patent_app_date] => 2011-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 4046 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13154339 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/154339
Thermal solution for drive systems such as hard disk drives and digital versatile discs Jun 5, 2011 Issued
Array ( [id] => 7708599 [patent_doc_number] => 20120002322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-01-05 [patent_title] => 'HEAD GIMBAL ASSEMBLY AND DISK DRIVE WITH THE SAME' [patent_app_type] => utility [patent_app_number] => 13/153196 [patent_app_country] => US [patent_app_date] => 2011-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4739 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [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] => 13153196 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/153196
Head gimbal assembly and disk drive with the same Jun 2, 2011 Issued
Array ( [id] => 8573076 [patent_doc_number] => 08339729 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-25 [patent_title] => 'Efficient moves via repository' [patent_app_type] => utility [patent_app_number] => 13/114159 [patent_app_country] => US [patent_app_date] => 2011-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 6289 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 13114159 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/114159
Efficient moves via repository May 23, 2011 Issued
Array ( [id] => 7575636 [patent_doc_number] => 20110271292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-03 [patent_title] => 'CHUCKING DEVICE, MOTOR, DISK DRIVE APPARATUS AND CHUCKING DEVICE MANUFACTURING METHOD' [patent_app_type] => utility [patent_app_number] => 13/092521 [patent_app_country] => US [patent_app_date] => 2011-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 13832 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0271/20110271292.pdf [firstpage_image] =>[orig_patent_app_number] => 13092521 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/092521
Chucking device, motor, disk drive apparatus and chucking device manufacturing method Apr 21, 2011 Issued
Array ( [id] => 8440688 [patent_doc_number] => 20120257305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-11 [patent_title] => 'PMR WRITE HEAD WITH ASSISTED MAGNETIC LAYER' [patent_app_type] => utility [patent_app_number] => 13/066178 [patent_app_country] => US [patent_app_date] => 2011-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4770 [patent_no_of_claims] => 23 [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] => 13066178 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/066178
PMR write head with assisted magnetic layer Apr 7, 2011 Issued
Array ( [id] => 8329988 [patent_doc_number] => 08238059 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-08-07 [patent_title] => 'PMR write head with narrow gap for minimal internal flux loss' [patent_app_type] => utility [patent_app_number] => 13/066095 [patent_app_country] => US [patent_app_date] => 2011-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 20 [patent_no_of_words] => 7246 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13066095 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/066095
PMR write head with narrow gap for minimal internal flux loss Apr 5, 2011 Issued
Array ( [id] => 7491060 [patent_doc_number] => 20110252436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-13 [patent_title] => 'OPTICAL DISC APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/080304 [patent_app_country] => US [patent_app_date] => 2011-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3220 [patent_no_of_claims] => 6 [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] => publications/A1/0252/20110252436.pdf [firstpage_image] =>[orig_patent_app_number] => 13080304 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/080304
Optical disc apparatus Apr 4, 2011 Issued
Array ( [id] => 7668038 [patent_doc_number] => 20110317307 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-29 [patent_title] => 'Motor and recording disc driving device' [patent_app_type] => utility [patent_app_number] => 13/064635 [patent_app_country] => US [patent_app_date] => 2011-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5689 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [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] => 13064635 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/064635
Motor and recording disc driving device Apr 4, 2011 Abandoned
Array ( [id] => 8276281 [patent_doc_number] => 20120170150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-05 [patent_title] => 'Suspension with supporting pieces, head gimbal assembly and disk drive unit with the same' [patent_app_type] => utility [patent_app_number] => 13/064623 [patent_app_country] => US [patent_app_date] => 2011-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4270 [patent_no_of_claims] => 11 [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] => 13064623 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/064623
Suspension with supporting pieces, head gimbal assembly and disk drive unit with the same Apr 3, 2011 Issued
Array ( [id] => 8447602 [patent_doc_number] => 08289661 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-10-16 [patent_title] => 'CPP structure with enhanced GMR ratio' [patent_app_type] => utility [patent_app_number] => 13/065975 [patent_app_country] => US [patent_app_date] => 2011-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5083 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 13065975 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/065975
CPP structure with enhanced GMR ratio Apr 3, 2011 Issued
Array ( [id] => 8544787 [patent_doc_number] => 08320084 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-11-27 [patent_title] => 'Disk drive head gimbal assembly having a flexure tail with features to facilitate bonding' [patent_app_type] => utility [patent_app_number] => 13/078829 [patent_app_country] => US [patent_app_date] => 2011-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8389 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13078829 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/078829
Disk drive head gimbal assembly having a flexure tail with features to facilitate bonding Mar 31, 2011 Issued
Array ( [id] => 7585418 [patent_doc_number] => 20110279928 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-17 [patent_title] => 'SUSPENSION SUBSTRATE, SUSPENSION, HEAD SUSPENSION, HARD DISK DRIVE, AND METHOD FOR MANUFACTURING SUSPENSION SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 13/074387 [patent_app_country] => US [patent_app_date] => 2011-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 16589 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0279/20110279928.pdf [firstpage_image] =>[orig_patent_app_number] => 13074387 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/074387
Suspension substrate, suspension, head suspension, hard disk drive, and method for manufacturing suspension substrate Mar 28, 2011 Issued
Array ( [id] => 8415621 [patent_doc_number] => 20120243121 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-27 [patent_title] => 'DISK DRIVE HAVING A DISK CLAMP WITH OPENINGS DIRECTLY RADIALLY OUTBOARD OF FASTENERS' [patent_app_type] => utility [patent_app_number] => 13/053771 [patent_app_country] => US [patent_app_date] => 2011-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3236 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [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] => 13053771 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/053771
Disk drive having a disk clamp with openings directly radially outboard of fasteners Mar 21, 2011 Issued
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