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] => 8334247 [patent_doc_number] => 20120200957 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-09 [patent_title] => 'SPINDLE MOTOR, DISK DRIVE APPARATUS, AND METHOD OF MANUFACTURING SPINDLE MOTOR' [patent_app_type] => utility [patent_app_number] => 13/365286 [patent_app_country] => US [patent_app_date] => 2012-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7286 [patent_no_of_claims] => 11 [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] => 13365286 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/365286
Spindle motor, disk drive apparatus, and method of manufacturing spindle motor Feb 2, 2012 Issued
Array ( [id] => 8961975 [patent_doc_number] => 20130201577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-08-08 [patent_title] => 'ACTIVELY SYNCHRONIZING MAGNETIC RESPONSES OF A SHIELD AND A WRITE POLE' [patent_app_type] => utility [patent_app_number] => 13/365942 [patent_app_country] => US [patent_app_date] => 2012-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4189 [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] => 13365942 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/365942
Actively synchronizing magnetic responses of a shield and a write pole Feb 2, 2012 Issued
Array ( [id] => 8300092 [patent_doc_number] => 20120182647 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-19 [patent_title] => 'MAGNETORESISTIVE ELEMENT' [patent_app_type] => utility [patent_app_number] => 13/360856 [patent_app_country] => US [patent_app_date] => 2012-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6279 [patent_no_of_claims] => 9 [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] => 13360856 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/360856
Magnetoresistive element Jan 29, 2012 Issued
Array ( [id] => 8847589 [patent_doc_number] => 08456779 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-06-04 [patent_title] => 'Tape transducer positioning assembly' [patent_app_type] => utility [patent_app_number] => 13/359579 [patent_app_country] => US [patent_app_date] => 2012-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2556 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13359579 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/359579
Tape transducer positioning assembly Jan 26, 2012 Issued
Array ( [id] => 8847589 [patent_doc_number] => 08456779 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-06-04 [patent_title] => 'Tape transducer positioning assembly' [patent_app_type] => utility [patent_app_number] => 13/359579 [patent_app_country] => US [patent_app_date] => 2012-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2556 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13359579 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/359579
Tape transducer positioning assembly Jan 26, 2012 Issued
Array ( [id] => 8195042 [patent_doc_number] => 20120120520 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-17 [patent_title] => 'CPP-TMR SENSOR WITH NON-ORTHOGONAL FREE AND REFERENCE LAYER MAGNETIZATION ORIENTATION' [patent_app_type] => utility [patent_app_number] => 13/359265 [patent_app_country] => US [patent_app_date] => 2012-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6184 [patent_no_of_claims] => 25 [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/A1/0120/20120120520.pdf [firstpage_image] =>[orig_patent_app_number] => 13359265 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/359265
CPP-TMR sensor with non-orthogonal free and reference layer magnetization orientation Jan 25, 2012 Issued
Array ( [id] => 8835795 [patent_doc_number] => 08451559 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-05-28 [patent_title] => 'Disk drive having a base with a protruding peripheral metal flange that is folded over a top cover to enclose helium' [patent_app_type] => utility [patent_app_number] => 13/358427 [patent_app_country] => US [patent_app_date] => 2012-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 3692 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13358427 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/358427
Disk drive having a base with a protruding peripheral metal flange that is folded over a top cover to enclose helium Jan 24, 2012 Issued
Array ( [id] => 8938484 [patent_doc_number] => 20130188281 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-25 [patent_title] => 'DEVICES INCLUDING SHAPED WRITE COILS' [patent_app_type] => utility [patent_app_number] => 13/357701 [patent_app_country] => US [patent_app_date] => 2012-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1393 [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] => 13357701 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/357701
DEVICES INCLUDING SHAPED WRITE COILS Jan 24, 2012 Abandoned
Array ( [id] => 8897931 [patent_doc_number] => 08477458 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-02 [patent_title] => 'Slider pad for contact mitigation' [patent_app_type] => utility [patent_app_number] => 13/356168 [patent_app_country] => US [patent_app_date] => 2012-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 3802 [patent_no_of_claims] => 20 [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] => 13356168 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/356168
Slider pad for contact mitigation Jan 22, 2012 Issued
Array ( [id] => 8616385 [patent_doc_number] => 20130021697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-24 [patent_title] => 'MAGNETIC SENSOR WITH PERPENDICULAR ANISOTROPHY FREE LAYER AND SIDE SHIELDS' [patent_app_type] => utility [patent_app_number] => 13/354838 [patent_app_country] => US [patent_app_date] => 2012-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3918 [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] => 13354838 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/354838
Magnetic sensor with perpendicular anisotrophy free layer and side shields Jan 19, 2012 Issued
Array ( [id] => 10865485 [patent_doc_number] => 08891203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-18 [patent_title] => 'Library apparatus, magazine insertion detection method, and program' [patent_app_type] => utility [patent_app_number] => 14/001256 [patent_app_country] => US [patent_app_date] => 2012-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4706 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14001256 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/001256
Library apparatus, magazine insertion detection method, and program Jan 19, 2012 Issued
Array ( [id] => 10865485 [patent_doc_number] => 08891203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-18 [patent_title] => 'Library apparatus, magazine insertion detection method, and program' [patent_app_type] => utility [patent_app_number] => 14/001256 [patent_app_country] => US [patent_app_date] => 2012-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4706 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14001256 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/001256
Library apparatus, magazine insertion detection method, and program Jan 19, 2012 Issued
Array ( [id] => 10865485 [patent_doc_number] => 08891203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-18 [patent_title] => 'Library apparatus, magazine insertion detection method, and program' [patent_app_type] => utility [patent_app_number] => 14/001256 [patent_app_country] => US [patent_app_date] => 2012-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4706 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14001256 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/001256
Library apparatus, magazine insertion detection method, and program Jan 19, 2012 Issued
Array ( [id] => 10865485 [patent_doc_number] => 08891203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-11-18 [patent_title] => 'Library apparatus, magazine insertion detection method, and program' [patent_app_type] => utility [patent_app_number] => 14/001256 [patent_app_country] => US [patent_app_date] => 2012-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4706 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14001256 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/001256
Library apparatus, magazine insertion detection method, and program Jan 19, 2012 Issued
Array ( [id] => 8897922 [patent_doc_number] => 08477449 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-02 [patent_title] => 'Base for motor and hard disk drive including the same' [patent_app_type] => utility [patent_app_number] => 13/348125 [patent_app_country] => US [patent_app_date] => 2012-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3279 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13348125 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/348125
Base for motor and hard disk drive including the same Jan 10, 2012 Issued
Array ( [id] => 8415623 [patent_doc_number] => 20120243123 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-27 [patent_title] => 'MAGNETIC DISK DEVICE, MAGNETIC DISK, AND MAGNETIC DISK MANUFACTURING METHOD' [patent_app_type] => utility [patent_app_number] => 13/348213 [patent_app_country] => US [patent_app_date] => 2012-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5924 [patent_no_of_claims] => 15 [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] => 13348213 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/348213
Magnetic disk device, magnetic disk, and magnetic disk manufacturing method Jan 10, 2012 Issued
Array ( [id] => 8983394 [patent_doc_number] => 08514516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-20 [patent_title] => 'Thin-film magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive' [patent_app_type] => utility [patent_app_number] => 13/344081 [patent_app_country] => US [patent_app_date] => 2012-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 42 [patent_no_of_words] => 23271 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13344081 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/344081
Thin-film magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive Jan 4, 2012 Issued
Array ( [id] => 9346413 [patent_doc_number] => 08665566 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-03-04 [patent_title] => 'Suspension tail design for a head gimbal assembly of a hard disk drive' [patent_app_type] => utility [patent_app_number] => 13/331313 [patent_app_country] => US [patent_app_date] => 2011-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 4762 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13331313 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/331313
Suspension tail design for a head gimbal assembly of a hard disk drive Dec 19, 2011 Issued
Array ( [id] => 8835799 [patent_doc_number] => 08451563 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-05-28 [patent_title] => 'Method for providing a side shield for a magnetic recording transducer using an air bridge' [patent_app_type] => utility [patent_app_number] => 13/331208 [patent_app_country] => US [patent_app_date] => 2011-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 44 [patent_no_of_words] => 4401 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13331208 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/331208
Method for providing a side shield for a magnetic recording transducer using an air bridge Dec 19, 2011 Issued
Array ( [id] => 9351315 [patent_doc_number] => 08670214 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2014-03-11 [patent_title] => 'Method and system for providing enhanced thermal expansion for hard disk drives' [patent_app_type] => utility [patent_app_number] => 13/332241 [patent_app_country] => US [patent_app_date] => 2011-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5343 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13332241 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/332241
Method and system for providing enhanced thermal expansion for hard disk drives Dec 19, 2011 Issued
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