Search

Leonard S. Liang

Examiner (ID: 6786, Phone: (571)272-2148 , Office: P/2862 )

Most Active Art Unit
2853
Art Unit(s)
2857, 2862, 2853
Total Applications
996
Issued Applications
627
Pending Applications
82
Abandoned Applications
300

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19708487 [patent_doc_number] => 20250018629 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => UHMWPE PASTE EXTRUDED TUBES [patent_app_type] => utility [patent_app_number] => 18/899261 [patent_app_country] => US [patent_app_date] => 2024-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10943 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18899261 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899261
UHMWPE PASTE EXTRUDED TUBES Sep 26, 2024 Pending
Array ( [id] => 19542406 [patent_doc_number] => 20240359442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => RECYCLABLE AND EASILY TEARABLE MULTI-LAYER PLASTIC HAVING A GOOD BARRIER EFFECT [patent_app_type] => utility [patent_app_number] => 18/767140 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6166 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18767140 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767140
RECYCLABLE AND EASILY TEARABLE MULTI-LAYER PLASTIC HAVING A GOOD BARRIER EFFECT Jul 8, 2024 Abandoned
Array ( [id] => 19543268 [patent_doc_number] => 20240360304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-31 [patent_title] => Electro-Optic Devices Comprising Microcells Having a Sealing Layer [patent_app_type] => utility [patent_app_number] => 18/767613 [patent_app_country] => US [patent_app_date] => 2024-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18767613 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/767613
Electro-Optic Devices Comprising Microcells Having a Sealing Layer Jul 8, 2024 Pending
Array ( [id] => 19744766 [patent_doc_number] => 20250033331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => MULTILAYER FILM COMPRISING A CORE LAYER AND AN OUTER LAYER FOR THE WALL OF A SINGLE-USE POUCH [patent_app_type] => utility [patent_app_number] => 18/737127 [patent_app_country] => US [patent_app_date] => 2024-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6794 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18737127 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/737127
MULTILAYER FILM COMPRISING A CORE LAYER AND AN OUTER LAYER FOR THE WALL OF A SINGLE-USE POUCH Jun 6, 2024 Pending
Array ( [id] => 19247658 [patent_doc_number] => 20240198643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => ORTHOPEDIC PACKAGING MATERIALS [patent_app_type] => utility [patent_app_number] => 18/591122 [patent_app_country] => US [patent_app_date] => 2024-02-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5303 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18591122 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/591122
ORTHOPEDIC PACKAGING MATERIALS Feb 28, 2024 Pending
Array ( [id] => 19318879 [patent_doc_number] => 20240240422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => GEOGRID MADE FROM A COEXTRUDED MULTILAYERED POLYMER [patent_app_type] => utility [patent_app_number] => 18/539880 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6518 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18539880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/539880
GEOGRID MADE FROM A COEXTRUDED MULTILAYERED POLYMER Dec 13, 2023 Abandoned
Array ( [id] => 20164446 [patent_doc_number] => 20250256492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => ASYMMETRIC MACHINE-DIRECTION ORIENTED POLYETHYLENE FILM FORMED BY CAST EXTRUSION WITH SEALING PROPERTIES AND LAMINATE COMPRISING SUCH A FILM [patent_app_type] => utility [patent_app_number] => 19/114873 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10472 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 19114873 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/114873
ASYMMETRIC MACHINE-DIRECTION ORIENTED POLYETHYLENE FILM FORMED BY CAST EXTRUSION WITH SEALING PROPERTIES AND LAMINATE COMPRISING SUCH A FILM Sep 14, 2023 Pending
Array ( [id] => 18419337 [patent_doc_number] => 20230173797 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => MULTILAYER BLOCKED FILM COMPOSITE [patent_app_type] => utility [patent_app_number] => 18/084259 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6733 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084259 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084259
MULTILAYER BLOCKED FILM COMPOSITE Dec 18, 2022 Abandoned
Array ( [id] => 18692814 [patent_doc_number] => 20230323155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => MULTI-FUNCTIONAL SILIZANE-BASED COATINGS AND MATERIALS [patent_app_type] => utility [patent_app_number] => 17/824609 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13524 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -35 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17824609 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/824609
MULTI-FUNCTIONAL SILIZANE-BASED COATINGS AND MATERIALS May 24, 2022 Abandoned
Array ( [id] => 17792282 [patent_doc_number] => 20220251373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => EXTRUDABLE POLYMER COMPOSITION AND METHOD OF MAKING MOLDED ARTICLES UTILIZING THE SAME [patent_app_type] => utility [patent_app_number] => 17/683488 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7289 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17683488 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683488
EXTRUDABLE POLYMER COMPOSITION AND METHOD OF MAKING MOLDED ARTICLES UTILIZING THE SAME Feb 28, 2022 Abandoned
Array ( [id] => 17792273 [patent_doc_number] => 20220251364 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => SEALING LAYERS FOR SEALING MICROCELLS OF ELECTRO-OPTIC DEVICES [patent_app_type] => utility [patent_app_number] => 17/590705 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20558 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17590705 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/590705
SEALING LAYERS FOR SEALING MICROCELLS OF ELECTRO-OPTIC DEVICES Jan 31, 2022 Pending
Array ( [id] => 18498241 [patent_doc_number] => 20230220945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => COATED CAST IRON PIPE OR FITTING FOR USE IN AGGRESSIVE ENVIRONMENTS [patent_app_type] => utility [patent_app_number] => 17/575339 [patent_app_country] => US [patent_app_date] => 2022-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2869 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575339 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575339
COATED CAST IRON PIPE OR FITTING FOR USE IN AGGRESSIVE ENVIRONMENTS Jan 12, 2022 Abandoned
Array ( [id] => 17562395 [patent_doc_number] => 20220126544 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-28 [patent_title] => BONDING ASSEMBLY SYSTEM INCLUDING TIMED BLADDER SYSTEM [patent_app_type] => utility [patent_app_number] => 17/570894 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17570894 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/570894
BONDING ASSEMBLY SYSTEM INCLUDING TIMED BLADDER SYSTEM Jan 6, 2022 Pending
Array ( [id] => 19463796 [patent_doc_number] => 20240317465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => Multilayer Tube Container [patent_app_type] => utility [patent_app_number] => 18/271749 [patent_app_country] => US [patent_app_date] => 2022-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6499 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18271749 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/271749
Multilayer Tube Container Jan 6, 2022 Pending
Array ( [id] => 17946315 [patent_doc_number] => 20220333332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => GEOGRID MADE FROM A COEXTRUDED MULTILAYERED POLYMER [patent_app_type] => utility [patent_app_number] => 17/559237 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6523 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17559237 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/559237
GEOGRID MADE FROM A COEXTRUDED MULTILAYERED POLYMER Dec 21, 2021 Abandoned
Array ( [id] => 18337580 [patent_doc_number] => 20230129529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => MULTI-COMPARTMENT PACKAGE [patent_app_type] => utility [patent_app_number] => 17/509506 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17509506 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/509506
MULTI-COMPARTMENT PACKAGE Oct 24, 2021 Pending
Array ( [id] => 18878284 [patent_doc_number] => 20240001653 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => LAMINATE [patent_app_type] => utility [patent_app_number] => 18/038954 [patent_app_country] => US [patent_app_date] => 2021-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10054 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18038954 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/038954
LAMINATE Oct 24, 2021 Pending
Array ( [id] => 17577864 [patent_doc_number] => 20220134719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => MECHANICALLY RECYCLABLE BARRIER LAMINATES FOR MAKING FLEXIBLE PACKAGING AND METHODS OF RECYCLING FLEXIBLE PACKAGES FORMED OF RECYCLABLE BARRIER LAMINATES [patent_app_type] => utility [patent_app_number] => 17/496153 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17496153 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496153
MECHANICALLY RECYCLABLE BARRIER LAMINATES FOR MAKING FLEXIBLE PACKAGING AND METHODS OF RECYCLING FLEXIBLE PACKAGES FORMED OF RECYCLABLE BARRIER LAMINATES Oct 6, 2021 Abandoned
Array ( [id] => 17335316 [patent_doc_number] => 20220001647 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => PACKAGING MATERIAL AND PACKAGING BODY [patent_app_type] => utility [patent_app_number] => 17/479538 [patent_app_country] => US [patent_app_date] => 2021-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12646 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17479538 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/479538
PACKAGING MATERIAL AND PACKAGING BODY Sep 19, 2021 Abandoned
Array ( [id] => 17384737 [patent_doc_number] => 20220032589 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-03 [patent_title] => MULTILAYER FILM [patent_app_type] => utility [patent_app_number] => 17/388212 [patent_app_country] => US [patent_app_date] => 2021-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1961 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17388212 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/388212
MULTILAYER FILM Jul 28, 2021 Pending
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