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] => 16808753 [patent_doc_number] => 20210131306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => FLANGED INTEGRAL PISTON BEARING [patent_app_type] => utility [patent_app_number] => 16/671485 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 16671485 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671485
Flanged integral piston bearing Oct 31, 2019 Issued
Array ( [id] => 16736415 [patent_doc_number] => 10962053 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Air bearing [patent_app_type] => utility [patent_app_number] => 16/671479 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 7420 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671479 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671479
Air bearing Oct 31, 2019 Issued
Array ( [id] => 16793658 [patent_doc_number] => 20210123475 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => Method and device for monitoring a bearing clearance of roller bearings [patent_app_type] => utility [patent_app_number] => 16/667368 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7918 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16667368 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/667368
Method and device for monitoring a bearing clearance of roller bearings Oct 28, 2019 Issued
Array ( [id] => 17222405 [patent_doc_number] => 11174897 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-16 [patent_title] => Sensor attachment member and sensor attachment method for rolling guide device [patent_app_type] => utility [patent_app_number] => 17/273432 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4529 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17273432 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/273432
Sensor attachment member and sensor attachment method for rolling guide device Oct 1, 2019 Issued
Array ( [id] => 16971164 [patent_doc_number] => 11067129 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Rolling bearing for refrigerant compressor [patent_app_type] => utility [patent_app_number] => 16/574239 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5763 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574239 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574239
Rolling bearing for refrigerant compressor Sep 17, 2019 Issued
Array ( [id] => 15179871 [patent_doc_number] => 20190360527 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => BEARING ASSEMBLIES INCLUDING THICK SUPERHARD TABLES AND/OR SELECTED EXPOSURES, BEARING APPARATUSES, AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 16/536821 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16536821 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/536821
Bearing assemblies including thick superhard tables and/or selected exposures, bearing apparatuses, and methods of use Aug 8, 2019 Issued
Array ( [id] => 15456229 [patent_doc_number] => 20200040939 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => TELESKOPSCHIENE [patent_app_type] => utility [patent_app_number] => 16/530969 [patent_app_country] => US [patent_app_date] => 2019-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4996 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16530969 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/530969
Telescopic rail Aug 1, 2019 Issued
Array ( [id] => 15620381 [patent_doc_number] => 20200080595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => POWER TRANSMISSION DEVICE FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 16/526423 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2466 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16526423 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/526423
Power transmission device for vehicle Jul 29, 2019 Issued
Array ( [id] => 16971159 [patent_doc_number] => 11067124 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Planar rotary air bearing stage [patent_app_type] => utility [patent_app_number] => 16/519331 [patent_app_country] => US [patent_app_date] => 2019-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8001 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [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] => 16519331 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/519331
Planar rotary air bearing stage Jul 22, 2019 Issued
Array ( [id] => 16074427 [patent_doc_number] => 20200191200 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => HERMETIC SQUEEZE FILM DAMPER HAVING AN ELLIPTICAL DAMPER ORIFICE [patent_app_type] => utility [patent_app_number] => 16/504241 [patent_app_country] => US [patent_app_date] => 2019-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16504241 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/504241
Hermetic squeeze film damper having an elliptical damper orifice Jul 5, 2019 Issued
Array ( [id] => 16074059 [patent_doc_number] => 20200191016 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => BEARING SUPPORT INCLUDING HERMETIC SQUEEZE FILM DAMPER AND ACCUMULATOR VOLUME [patent_app_type] => utility [patent_app_number] => 16/504240 [patent_app_country] => US [patent_app_date] => 2019-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6225 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16504240 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/504240
Bearing support including hermetic squeeze film damper and accumulator volume Jul 5, 2019 Issued
Array ( [id] => 16877282 [patent_doc_number] => 11027404 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-06-08 [patent_title] => Lubricant-impregnated bushing for impact tool [patent_app_type] => utility [patent_app_number] => 16/457054 [patent_app_country] => US [patent_app_date] => 2019-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2405 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 16457054 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/457054
Lubricant-impregnated bushing for impact tool Jun 27, 2019 Issued
Array ( [id] => 16606690 [patent_doc_number] => 10907688 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-02 [patent_title] => Rotary seal [patent_app_type] => utility [patent_app_number] => 16/449369 [patent_app_country] => US [patent_app_date] => 2019-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 7545 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 411 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16449369 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/449369
Rotary seal Jun 21, 2019 Issued
Array ( [id] => 16591266 [patent_doc_number] => 10900518 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-26 [patent_title] => Linear guide apparatus [patent_app_type] => utility [patent_app_number] => 16/446998 [patent_app_country] => US [patent_app_date] => 2019-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 2096 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16446998 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/446998
Linear guide apparatus Jun 19, 2019 Issued
Array ( [id] => 16513739 [patent_doc_number] => 20200392997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => BEARING WITH AN ECCENTRIC SEAL GROOVE [patent_app_type] => utility [patent_app_number] => 16/443322 [patent_app_country] => US [patent_app_date] => 2019-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2086 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16443322 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/443322
Bearing with an eccentric seal groove Jun 16, 2019 Issued
Array ( [id] => 16763097 [patent_doc_number] => 20210108678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => BEARING ASSEMBLIES, REALTED BEARING APPARATUSES AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 16/644383 [patent_app_country] => US [patent_app_date] => 2019-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16316 [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] => 16644383 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/644383
Bearing assemblies, related bearing apparatuses and related methods Jun 13, 2019 Issued
Array ( [id] => 17060773 [patent_doc_number] => 11105366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Long span lead screw assembly with anti-backlash nut and wear compensated load bearing element [patent_app_type] => utility [patent_app_number] => 16/437293 [patent_app_country] => US [patent_app_date] => 2019-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 29 [patent_no_of_words] => 11032 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16437293 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/437293
Long span lead screw assembly with anti-backlash nut and wear compensated load bearing element Jun 10, 2019 Issued
Array ( [id] => 16956710 [patent_doc_number] => 11060559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Bi-metallic journal bearing with additive manufactured sleeve [patent_app_type] => utility [patent_app_number] => 16/432693 [patent_app_country] => US [patent_app_date] => 2019-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2598 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16432693 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/432693
Bi-metallic journal bearing with additive manufactured sleeve Jun 4, 2019 Issued
Array ( [id] => 16383927 [patent_doc_number] => 10808753 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-10-20 [patent_title] => Method and apparatus for mounting multiple bearings on a shaft [patent_app_type] => utility [patent_app_number] => 16/429151 [patent_app_country] => US [patent_app_date] => 2019-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4753 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [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] => 16429151 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/429151
Method and apparatus for mounting multiple bearings on a shaft Jun 2, 2019 Issued
Array ( [id] => 15211719 [patent_doc_number] => 20190368546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => NEEDLE ROLLER THRUST BEARING [patent_app_type] => utility [patent_app_number] => 16/426765 [patent_app_country] => US [patent_app_date] => 2019-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16426765 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/426765
Needle roller thrust bearing May 29, 2019 Issued
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