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] => 16763255 [patent_doc_number] => 20210108836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-15 [patent_title] => REFRIGERATION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/129240 [patent_app_country] => US [patent_app_date] => 2020-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9551 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17129240 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/129240
Refrigeration apparatus Dec 20, 2020 Issued
Array ( [id] => 17156819 [patent_doc_number] => 20210317870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => TELESCOPIC ARM FOR A REFUSE VEHICLE [patent_app_type] => utility [patent_app_number] => 17/103365 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3150 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17103365 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/103365
Telescopic arm for a refuse vehicle Nov 23, 2020 Issued
Array ( [id] => 17498288 [patent_doc_number] => 11286986 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Split bearing, assembly, and method of making and using the same [patent_app_type] => utility [patent_app_number] => 17/091508 [patent_app_country] => US [patent_app_date] => 2020-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 24 [patent_no_of_words] => 11663 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17091508 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/091508
Split bearing, assembly, and method of making and using the same Nov 5, 2020 Issued
Array ( [id] => 17378777 [patent_doc_number] => 11236780 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-01 [patent_title] => Sliding member [patent_app_type] => utility [patent_app_number] => 17/086816 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5464 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17086816 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/086816
Sliding member Nov 1, 2020 Issued
Array ( [id] => 17287525 [patent_doc_number] => 11204067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Bearing with distance sensors and tapered grooves [patent_app_type] => utility [patent_app_number] => 17/087168 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6476 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17087168 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087168
Bearing with distance sensors and tapered grooves Nov 1, 2020 Issued
Array ( [id] => 17407773 [patent_doc_number] => 11248649 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-15 [patent_title] => Bearing with at least one segmented ring and assembly plates [patent_app_type] => utility [patent_app_number] => 17/072150 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3125 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072150
Bearing with at least one segmented ring and assembly plates Oct 15, 2020 Issued
Array ( [id] => 16728569 [patent_doc_number] => 20210095716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => BEARING BUSHING AND METHOD FOR MANUFACTURING A BEARING BUSHING [patent_app_type] => utility [patent_app_number] => 17/037815 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1985 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17037815 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/037815
Bearing bushing and method for manufacturing a bearing bushing Sep 29, 2020 Issued
Array ( [id] => 17436585 [patent_doc_number] => 11261904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Half bearing and sliding bearing [patent_app_type] => utility [patent_app_number] => 17/034685 [patent_app_country] => US [patent_app_date] => 2020-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 24 [patent_no_of_words] => 8984 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17034685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/034685
Half bearing and sliding bearing Sep 27, 2020 Issued
Array ( [id] => 17251788 [patent_doc_number] => 11187265 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-30 [patent_title] => Rolling bearing having a sensor and drive unit [patent_app_type] => utility [patent_app_number] => 17/032012 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2127 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 17032012 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/032012
Rolling bearing having a sensor and drive unit Sep 24, 2020 Issued
Array ( [id] => 17307951 [patent_doc_number] => 11209049 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-28 [patent_title] => Rolling bearing with ultrasonic distance sensor [patent_app_type] => utility [patent_app_number] => 17/022173 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4144 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [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] => 17022173 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/022173
Rolling bearing with ultrasonic distance sensor Sep 15, 2020 Issued
Array ( [id] => 17135474 [patent_doc_number] => 11137022 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-10-05 [patent_title] => Pivot assembly bearing apparatus [patent_app_type] => utility [patent_app_number] => 16/987615 [patent_app_country] => US [patent_app_date] => 2020-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 6402 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16987615 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/987615
Pivot assembly bearing apparatus Aug 6, 2020 Issued
Array ( [id] => 17541658 [patent_doc_number] => 11306775 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Load sensing bearing with integrated sensor module [patent_app_type] => utility [patent_app_number] => 16/986050 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 24 [patent_no_of_words] => 8808 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16986050 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/986050
Load sensing bearing with integrated sensor module Aug 4, 2020 Issued
Array ( [id] => 17268123 [patent_doc_number] => 11193541 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-07 [patent_title] => Self-lubricating SLZ-type tow dolly assembly [patent_app_type] => utility [patent_app_number] => 16/941902 [patent_app_country] => US [patent_app_date] => 2020-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 4538 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 16941902 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/941902
Self-lubricating SLZ-type tow dolly assembly Jul 28, 2020 Issued
Array ( [id] => 17498279 [patent_doc_number] => 11286977 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-29 [patent_title] => Stacked thrust tapered dissimilar series roller bearing [patent_app_type] => utility [patent_app_number] => 17/433642 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2714 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 17433642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/433642
Stacked thrust tapered dissimilar series roller bearing Jul 21, 2020 Issued
Array ( [id] => 16583642 [patent_doc_number] => 20210018044 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => BEARING COVER [patent_app_type] => utility [patent_app_number] => 16/930377 [patent_app_country] => US [patent_app_date] => 2020-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16930377 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/930377
Bearing cover Jul 15, 2020 Issued
Array ( [id] => 16513733 [patent_doc_number] => 20200392991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => SELF-LUBRICATING CONDUCTIVE BEARING [patent_app_type] => utility [patent_app_number] => 16/898873 [patent_app_country] => US [patent_app_date] => 2020-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2425 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16898873 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/898873
Self-lubricating conductive bearing Jun 10, 2020 Issued
Array ( [id] => 17015859 [patent_doc_number] => 11085491 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-10 [patent_title] => Self lubricating bearing sleeve [patent_app_type] => utility [patent_app_number] => 16/873706 [patent_app_country] => US [patent_app_date] => 2020-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 597 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16873706 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/873706
Self lubricating bearing sleeve Jun 7, 2020 Issued
Array ( [id] => 16971154 [patent_doc_number] => 11067119 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-20 [patent_title] => Wheel hub and slinger assembly, wheel bearing assembly, and method of producing wheel hub and slinger assembly [patent_app_type] => utility [patent_app_number] => 16/890442 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 8265 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 359 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16890442 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/890442
Wheel hub and slinger assembly, wheel bearing assembly, and method of producing wheel hub and slinger assembly Jun 1, 2020 Issued
Array ( [id] => 17135484 [patent_doc_number] => 11137032 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-10-05 [patent_title] => Ceramic bearing system [patent_app_type] => utility [patent_app_number] => 16/887526 [patent_app_country] => US [patent_app_date] => 2020-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3692 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16887526 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/887526
Ceramic bearing system May 28, 2020 Issued
Array ( [id] => 16845880 [patent_doc_number] => 11017976 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-25 [patent_title] => Spiral groove bearing assembly with minimized deflection [patent_app_type] => utility [patent_app_number] => 16/885986 [patent_app_country] => US [patent_app_date] => 2020-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 5981 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [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] => 16885986 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/885986
Spiral groove bearing assembly with minimized deflection May 27, 2020 Issued
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