Search

Leonard S. Liang

Examiner (ID: 13479, Phone: (571)272-2148 , Office: P/2862 )

Most Active Art Unit
2853
Art Unit(s)
2853, 2857, 2862
Total Applications
982
Issued Applications
620
Pending Applications
103
Abandoned Applications
289

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17135440 [patent_doc_number] => 11136988 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Gas dynamic bearing, motor, and blower apparatus [patent_app_type] => utility [patent_app_number] => 16/787276 [patent_app_country] => US [patent_app_date] => 2020-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 10650 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [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] => 16787276 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/787276
Gas dynamic bearing, motor, and blower apparatus Feb 10, 2020 Issued
Array ( [id] => 17135480 [patent_doc_number] => 11137028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Slide bearing assemblies [patent_app_type] => utility [patent_app_number] => 16/785262 [patent_app_country] => US [patent_app_date] => 2020-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2207 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16785262 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/785262
Slide bearing assemblies Feb 6, 2020 Issued
Array ( [id] => 17008004 [patent_doc_number] => 20210239165 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => ROTOR ASSEMBLY BEARING WITH CENTRIFUGAL CLUTCH MECHANISM [patent_app_type] => utility [patent_app_number] => 16/781092 [patent_app_country] => US [patent_app_date] => 2020-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3533 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16781092 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/781092
Rotor assembly bearing with centrifugal clutch mechanism Feb 3, 2020 Issued
Array ( [id] => 17060779 [patent_doc_number] => 11105372 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Bearing cage segment including welding-material bodies or locations [patent_app_type] => utility [patent_app_number] => 16/780075 [patent_app_country] => US [patent_app_date] => 2020-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4021 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16780075 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/780075
Bearing cage segment including welding-material bodies or locations Feb 2, 2020 Issued
Array ( [id] => 17163703 [patent_doc_number] => 11149793 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-19 [patent_title] => Bearing cage segment including alignment element [patent_app_type] => utility [patent_app_number] => 16/778035 [patent_app_country] => US [patent_app_date] => 2020-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3330 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16778035 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/778035
Bearing cage segment including alignment element Jan 30, 2020 Issued
Array ( [id] => 16254361 [patent_doc_number] => 20200263735 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-20 [patent_title] => OIL BATH TYPE BEARING DEVICE AND ROTARY MACHINE [patent_app_type] => utility [patent_app_number] => 16/775460 [patent_app_country] => US [patent_app_date] => 2020-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4965 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16775460 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/775460
Oil bath type bearing device and rotary machine Jan 28, 2020 Issued
Array ( [id] => 17090445 [patent_doc_number] => 11118626 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-14 [patent_title] => Multi-part bearing cage assembly [patent_app_type] => utility [patent_app_number] => 16/751917 [patent_app_country] => US [patent_app_date] => 2020-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2487 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [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] => 16751917 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/751917
Multi-part bearing cage assembly Jan 23, 2020 Issued
Array ( [id] => 16909493 [patent_doc_number] => 11041525 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-22 [patent_title] => Mast bearing race [patent_app_type] => utility [patent_app_number] => 16/750411 [patent_app_country] => US [patent_app_date] => 2020-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3004 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16750411 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/750411
Mast bearing race Jan 22, 2020 Issued
Array ( [id] => 16971160 [patent_doc_number] => 11067125 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Lubricating tube and slide rail device having same [patent_app_type] => utility [patent_app_number] => 16/749379 [patent_app_country] => US [patent_app_date] => 2020-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3117 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16749379 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/749379
Lubricating tube and slide rail device having same Jan 21, 2020 Issued
Array ( [id] => 16207479 [patent_doc_number] => 20200240469 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => ROLLING BEARING [patent_app_type] => utility [patent_app_number] => 16/748891 [patent_app_country] => US [patent_app_date] => 2020-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4533 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16748891 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/748891
ROLLING BEARING Jan 21, 2020 Abandoned
Array ( [id] => 16682341 [patent_doc_number] => 10941811 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-09 [patent_title] => High-speed bearing [patent_app_type] => utility [patent_app_number] => 16/742334 [patent_app_country] => US [patent_app_date] => 2020-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2442 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16742334 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/742334
High-speed bearing Jan 13, 2020 Issued
Array ( [id] => 16682341 [patent_doc_number] => 10941811 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-03-09 [patent_title] => High-speed bearing [patent_app_type] => utility [patent_app_number] => 16/742334 [patent_app_country] => US [patent_app_date] => 2020-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2442 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16742334 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/742334
High-speed bearing Jan 13, 2020 Issued
Array ( [id] => 17060782 [patent_doc_number] => 11105375 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Retention system for bearing member [patent_app_type] => utility [patent_app_number] => 16/738026 [patent_app_country] => US [patent_app_date] => 2020-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6278 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16738026 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/738026
Retention system for bearing member Jan 8, 2020 Issued
Array ( [id] => 16207477 [patent_doc_number] => 20200240467 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => LINEAR MOTION GUIDE UNIT AND METHOD OF MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 16/737045 [patent_app_country] => US [patent_app_date] => 2020-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6703 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16737045 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/737045
Linear motion guide unit and method of manufacturing the same Jan 7, 2020 Issued
Array ( [id] => 16223626 [patent_doc_number] => 20200248743 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-06 [patent_title] => BEARING APPARATUS INCLUDING TILTING PADS [patent_app_type] => utility [patent_app_number] => 16/735114 [patent_app_country] => US [patent_app_date] => 2020-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16735114 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/735114
Bearing apparatus including tilting pads Jan 5, 2020 Issued
Array ( [id] => 16239148 [patent_doc_number] => 20200256382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => HALF THRUST BEARING FOR CRANKSHAFT OF INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/734567 [patent_app_country] => US [patent_app_date] => 2020-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5979 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16734567 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/734567
Half thrust bearing for crankshaft of internal combustion engine Jan 5, 2020 Issued
Array ( [id] => 16971158 [patent_doc_number] => 11067123 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Linear motion guide unit [patent_app_type] => utility [patent_app_number] => 16/720079 [patent_app_country] => US [patent_app_date] => 2019-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 4734 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16720079 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/720079
Linear motion guide unit Dec 18, 2019 Issued
Array ( [id] => 16736412 [patent_doc_number] => 10962050 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Air blower for vehicle [patent_app_type] => utility [patent_app_number] => 16/679447 [patent_app_country] => US [patent_app_date] => 2019-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4729 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [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] => 16679447 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/679447
Air blower for vehicle Nov 10, 2019 Issued
Array ( [id] => 16071487 [patent_doc_number] => 20200189730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => MAST BEARING SYSTEM FOR A TILTROTOR AIRCRAFT [patent_app_type] => utility [patent_app_number] => 16/678938 [patent_app_country] => US [patent_app_date] => 2019-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9527 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16678938 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/678938
Mast bearing system for a tiltrotor aircraft Nov 7, 2019 Issued
Array ( [id] => 16808755 [patent_doc_number] => 20210131308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => IN-SITU WIRELESS MONITORING OF ENGINE BEARINGS [patent_app_type] => utility [patent_app_number] => 16/673141 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3835 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16673141 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/673141
In-situ wireless monitoring of engine bearings Nov 3, 2019 Issued
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