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
12/134928 DISC SUPPORT PLATE, DISC CHANGER MECHANISM, AND DISC RECORDING AND/OR REPRODUCING DEVICE Jun 5, 2008 Abandoned
Array ( [id] => 8158640 [patent_doc_number] => 08171505 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-05-01 [patent_title] => 'Disc drive device' [patent_app_type] => utility [patent_app_number] => 12/864842 [patent_app_country] => US [patent_app_date] => 2008-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 26 [patent_no_of_words] => 8103 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/171/08171505.pdf [firstpage_image] =>[orig_patent_app_number] => 12864842 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/864842
Disc drive device May 26, 2008 Issued
Array ( [id] => 4948060 [patent_doc_number] => 20080304186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-11 [patent_title] => 'PERPENDICULAR MAGNETIC RECORDING HEAD' [patent_app_type] => utility [patent_app_number] => 12/126274 [patent_app_country] => US [patent_app_date] => 2008-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5355 [patent_no_of_claims] => 5 [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/A1/0304/20080304186.pdf [firstpage_image] =>[orig_patent_app_number] => 12126274 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/126274
Perpendicular magnetic recording head May 22, 2008 Issued
Array ( [id] => 5269836 [patent_doc_number] => 20090073612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-19 [patent_title] => 'MAGNETIC HEAD DEVICE' [patent_app_type] => utility [patent_app_number] => 12/125946 [patent_app_country] => US [patent_app_date] => 2008-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6556 [patent_no_of_claims] => 4 [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/A1/0073/20090073612.pdf [firstpage_image] =>[orig_patent_app_number] => 12125946 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/125946
Magnetic head device May 22, 2008 Issued
Array ( [id] => 7546602 [patent_doc_number] => 08054579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-08 [patent_title] => 'Magnetic head having three modules' [patent_app_type] => utility [patent_app_number] => 12/125767 [patent_app_country] => US [patent_app_date] => 2008-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 7031 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/054/08054579.pdf [firstpage_image] =>[orig_patent_app_number] => 12125767 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/125767
Magnetic head having three modules May 21, 2008 Issued
Array ( [id] => 7743360 [patent_doc_number] => 08107196 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-01-31 [patent_title] => 'Systems having components coupled with electrostatic dissipative adhesive' [patent_app_type] => utility [patent_app_number] => 12/125001 [patent_app_country] => US [patent_app_date] => 2008-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 8045 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/107/08107196.pdf [firstpage_image] =>[orig_patent_app_number] => 12125001 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/125001
Systems having components coupled with electrostatic dissipative adhesive May 20, 2008 Issued
Array ( [id] => 4435651 [patent_doc_number] => 07969687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-28 [patent_title] => 'Magnetic head with delayed connection heater shunting' [patent_app_type] => utility [patent_app_number] => 12/124997 [patent_app_country] => US [patent_app_date] => 2008-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 4170 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/969/07969687.pdf [firstpage_image] =>[orig_patent_app_number] => 12124997 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/124997
Magnetic head with delayed connection heater shunting May 20, 2008 Issued
Array ( [id] => 7551827 [patent_doc_number] => 08064164 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-22 [patent_title] => 'Perpendicular magnetic recording head' [patent_app_type] => utility [patent_app_number] => 12/124217 [patent_app_country] => US [patent_app_date] => 2008-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4325 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/064/08064164.pdf [firstpage_image] =>[orig_patent_app_number] => 12124217 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/124217
Perpendicular magnetic recording head May 20, 2008 Issued
Array ( [id] => 5263459 [patent_doc_number] => 20090116144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-07 [patent_title] => 'PERPENDICULAR MAGNETIC RECORDING HEAD AND METHOD OF MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/123492 [patent_app_country] => US [patent_app_date] => 2008-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3862 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0116/20090116144.pdf [firstpage_image] =>[orig_patent_app_number] => 12123492 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/123492
Perpendicular magnetic recording head and method of manufacturing the same May 19, 2008 Issued
Array ( [id] => 4713198 [patent_doc_number] => 20080301724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-04 [patent_title] => 'Disk recording and/or reproducing device' [patent_app_type] => utility [patent_app_number] => 12/152995 [patent_app_country] => US [patent_app_date] => 2008-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 11056 [patent_no_of_claims] => 6 [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/A1/0301/20080301724.pdf [firstpage_image] =>[orig_patent_app_number] => 12152995 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/152995
Disk recording and/or reproducing device May 18, 2008 Issued
Array ( [id] => 5550888 [patent_doc_number] => 20090284874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'SELF-ALIGNED PERPENDICULAR WRITER POLE AND FRONT SHIELD' [patent_app_type] => utility [patent_app_number] => 12/123288 [patent_app_country] => US [patent_app_date] => 2008-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2037 [patent_no_of_claims] => 20 [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/A1/0284/20090284874.pdf [firstpage_image] =>[orig_patent_app_number] => 12123288 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/123288
Self-aligned perpendicular writer pole and front shield May 18, 2008 Issued
Array ( [id] => 5308691 [patent_doc_number] => 20090015972 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-15 [patent_title] => 'LOW NOISE MAGNETIC FIELD SENSOR' [patent_app_type] => utility [patent_app_number] => 12/123059 [patent_app_country] => US [patent_app_date] => 2008-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7883 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 20 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20090015972.pdf [firstpage_image] =>[orig_patent_app_number] => 12123059 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/123059
Low noise magnetic field sensor May 18, 2008 Issued
Array ( [id] => 5552120 [patent_doc_number] => 20090286106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'READ SENSORS AND METHODS OF MAKING SAME WITH BACK-EDGE MILLING AND REFILLING' [patent_app_type] => utility [patent_app_number] => 12/122417 [patent_app_country] => US [patent_app_date] => 2008-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3261 [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] => publications/A1/0286/20090286106.pdf [firstpage_image] =>[orig_patent_app_number] => 12122417 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/122417
Read sensors and methods of making same with back-edge milling and refilling May 15, 2008 Issued
Array ( [id] => 8013457 [patent_doc_number] => 08136224 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-03-20 [patent_title] => 'Method and system for providing a perpendicular magnetic recording head utilizing a mask having an undercut line' [patent_app_type] => utility [patent_app_number] => 12/121540 [patent_app_country] => US [patent_app_date] => 2008-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3784 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/136/08136224.pdf [firstpage_image] =>[orig_patent_app_number] => 12121540 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/121540
Method and system for providing a perpendicular magnetic recording head utilizing a mask having an undercut line May 14, 2008 Issued
Array ( [id] => 8013459 [patent_doc_number] => 08136225 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-03-20 [patent_title] => 'Method and system for providing a perpendicular magnetic recording head' [patent_app_type] => utility [patent_app_number] => 12/121624 [patent_app_country] => US [patent_app_date] => 2008-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 3307 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/136/08136225.pdf [firstpage_image] =>[orig_patent_app_number] => 12121624 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/121624
Method and system for providing a perpendicular magnetic recording head May 14, 2008 Issued
Array ( [id] => 4777182 [patent_doc_number] => 20080285180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-20 [patent_title] => 'MAGNETIC SENSING ELEMENT AND METHOD FOR MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/120887 [patent_app_country] => US [patent_app_date] => 2008-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 10383 [patent_no_of_claims] => 21 [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/A1/0285/20080285180.pdf [firstpage_image] =>[orig_patent_app_number] => 12120887 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/120887
Magnetic sensing element and method for manufacturing the same May 14, 2008 Issued
Array ( [id] => 5550883 [patent_doc_number] => 20090284869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => 'COMPLIANT AIR BEARING SLIDER' [patent_app_type] => utility [patent_app_number] => 12/120176 [patent_app_country] => US [patent_app_date] => 2008-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 5516 [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/A1/0284/20090284869.pdf [firstpage_image] =>[orig_patent_app_number] => 12120176 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/120176
Compliant air bearing slider May 12, 2008 Issued
Array ( [id] => 7594679 [patent_doc_number] => 07626783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-12-01 [patent_title] => 'Lubricated limiter for fluid dynamic bearing motor' [patent_app_type] => utility [patent_app_number] => 12/119410 [patent_app_country] => US [patent_app_date] => 2008-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4236 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/626/07626783.pdf [firstpage_image] =>[orig_patent_app_number] => 12119410 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/119410
Lubricated limiter for fluid dynamic bearing motor May 11, 2008 Issued
Array ( [id] => 4601005 [patent_doc_number] => 07984461 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-07-19 [patent_title] => 'Disk chucking device and disk driving device having the same' [patent_app_type] => utility [patent_app_number] => 12/149954 [patent_app_country] => US [patent_app_date] => 2008-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3492 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/984/07984461.pdf [firstpage_image] =>[orig_patent_app_number] => 12149954 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/149954
Disk chucking device and disk driving device having the same May 8, 2008 Issued
Array ( [id] => 6370024 [patent_doc_number] => 20100088710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-08 [patent_title] => 'Drive device for driving optical pick-up unit' [patent_app_type] => utility [patent_app_number] => 12/149760 [patent_app_country] => US [patent_app_date] => 2008-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1765 [patent_no_of_claims] => 4 [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/A1/0088/20100088710.pdf [firstpage_image] =>[orig_patent_app_number] => 12149760 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/149760
Drive device for driving optical pick-up unit May 6, 2008 Abandoned
Menu