Search

Thuan D. Dang

Examiner (ID: 16880, Phone: (571)272-1445 , Office: P/1772 )

Most Active Art Unit
1772
Art Unit(s)
1772, 1764, 1797, 1106, 1771
Total Applications
2733
Issued Applications
2191
Pending Applications
182
Abandoned Applications
382

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19067029 [patent_doc_number] => 20240101455 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => Waste Water Treatment System [patent_app_type] => utility [patent_app_number] => 18/371930 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18371930 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/371930
Waste Water Treatment System Sep 21, 2023 Pending
Array ( [id] => 19172724 [patent_doc_number] => 20240158698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => PROCESSES FOR VISCOSITY BREAKING OF PLASTICS [patent_app_type] => utility [patent_app_number] => 18/471545 [patent_app_country] => US [patent_app_date] => 2023-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18471545 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/471545
Processes for viscosity breaking of plastics Sep 20, 2023 Issued
Array ( [id] => 19463938 [patent_doc_number] => 20240317607 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => REFRIGERATOR WITH MODULAR CARTRIDGES IN FLUID COMMUNICATION WITH THE WATER SUPPLY [patent_app_type] => utility [patent_app_number] => 18/471015 [patent_app_country] => US [patent_app_date] => 2023-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10898 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18471015 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/471015
REFRIGERATOR WITH MODULAR CARTRIDGES IN FLUID COMMUNICATION WITH THE WATER SUPPLY Sep 19, 2023 Pending
Array ( [id] => 19800347 [patent_doc_number] => 20250066272 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => Low Temperature Membrane Process for Biogas Upgrading [patent_app_type] => utility [patent_app_number] => 18/237000 [patent_app_country] => US [patent_app_date] => 2023-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5716 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18237000 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/237000
Low temperature membrane process for biogas upgrading Aug 22, 2023 Issued
Array ( [id] => 19800346 [patent_doc_number] => 20250066271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => METHODS FOR DEHYDROGENATION OF PERHYDRO-BENZYLTOLUENE [patent_app_type] => utility [patent_app_number] => 18/237157 [patent_app_country] => US [patent_app_date] => 2023-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4317 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 18237157 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/237157
Methods for dehydrogenation of perhydro-benzyltoluene Aug 22, 2023 Issued
Array ( [id] => 20562858 [patent_doc_number] => 12565459 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-03 [patent_title] => Naphtha to ethane and propane unit with hydrogen slip [patent_app_type] => utility [patent_app_number] => 18/453535 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3634 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453535 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453535
Naphtha to ethane and propane unit with hydrogen slip Aug 21, 2023 Issued
Array ( [id] => 20578347 [patent_doc_number] => 12570589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Membrane process for butadiene extraction solvent purification [patent_app_type] => utility [patent_app_number] => 18/366131 [patent_app_country] => US [patent_app_date] => 2023-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2048 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 18366131 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/366131
Membrane process for butadiene extraction solvent purification Aug 6, 2023 Issued
Array ( [id] => 18922764 [patent_doc_number] => 20240025768 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => SHAPE MEMORY POLY(ss-HYDROXYTHIOETHER) FOAMS RAPIDLY PRODUCED FROM MULTIFUNCTIONAL EPOXIDES AND THIOLS [patent_app_type] => utility [patent_app_number] => 18/227542 [patent_app_country] => US [patent_app_date] => 2023-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18227542 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/227542
SHAPE MEMORY POLY(ss-HYDROXYTHIOETHER) FOAMS RAPIDLY PRODUCED FROM MULTIFUNCTIONAL EPOXIDES AND THIOLS Jul 27, 2023 Pending
Array ( [id] => 19871273 [patent_doc_number] => 12264117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Catalytic process for the production of aromatic hydrocarbons from used cooking oil [patent_app_type] => utility [patent_app_number] => 18/355160 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 7338 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 316 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18355160 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/355160
Catalytic process for the production of aromatic hydrocarbons from used cooking oil Jul 18, 2023 Issued
Array ( [id] => 19693524 [patent_doc_number] => 20250012069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => GRATING FRAME ASSEMBLY AND METHOD OF INSTALLATION [patent_app_type] => utility [patent_app_number] => 18/347937 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12103 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18347937 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/347937
GRATING FRAME ASSEMBLY AND METHOD OF INSTALLATION Jul 5, 2023 Pending
Array ( [id] => 18725595 [patent_doc_number] => 20230339762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => DIAMOND COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/345918 [patent_app_country] => US [patent_app_date] => 2023-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17308 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18345918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/345918
DIAMOND COMPOSITION Jun 29, 2023 Abandoned
Array ( [id] => 18771061 [patent_doc_number] => 20230365870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => PROCESSES AND SYSTEMS FOR PRODUCING LIGHT OLEFINS AND AROMATICS FROM A MIXED PLASTICS STREAM [patent_app_type] => utility [patent_app_number] => 18/342325 [patent_app_country] => US [patent_app_date] => 2023-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18342325 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/342325
Processes and systems for producing light olefins and aromatics from a mixed plastics stream Jun 26, 2023 Issued
Array ( [id] => 19232276 [patent_doc_number] => 20240189468 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => WIRELESS POWER TRANSFER DEVICE WITH ULTRAVIOLET LIGHT SOURCE [patent_app_type] => utility [patent_app_number] => 18/205502 [patent_app_country] => US [patent_app_date] => 2023-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3516 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18205502 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205502
WIRELESS POWER TRANSFER DEVICE WITH ULTRAVIOLET LIGHT SOURCE Jun 2, 2023 Pending
Array ( [id] => 19871272 [patent_doc_number] => 12264116 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-01 [patent_title] => Method and system embodiments for converting ethanol to para-xylene and ortho-xylene [patent_app_type] => utility [patent_app_number] => 18/205439 [patent_app_country] => US [patent_app_date] => 2023-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 22 [patent_no_of_words] => 16099 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18205439 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/205439
Method and system embodiments for converting ethanol to para-xylene and ortho-xylene Jun 1, 2023 Issued
Array ( [id] => 18807423 [patent_doc_number] => 20230381756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => MULTIDIMENSIONAL MULTILAYERED UPCONVERSION NANOARCHITECTONICS WITH TUNEABLE ND CONTENT FOR EFFICIENT PHOTOCATALYTIC PHENOLIC DEGRADATION UNDER AMBIENT CONDITIONS [patent_app_type] => utility [patent_app_number] => 18/202711 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6424 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 18202711 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202711
MULTIDIMENSIONAL MULTILAYERED UPCONVERSION NANOARCHITECTONICS WITH TUNEABLE ND CONTENT FOR EFFICIENT PHOTOCATALYTIC PHENOLIC DEGRADATION UNDER AMBIENT CONDITIONS May 25, 2023 Pending
Array ( [id] => 20402553 [patent_doc_number] => 12492524 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Water resource circulation and purification device [patent_app_type] => utility [patent_app_number] => 18/322613 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 392 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18322613 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/322613
Water resource circulation and purification device May 23, 2023 Issued
Array ( [id] => 18738114 [patent_doc_number] => 20230347029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => DIALYSIS BIOMARKER MONITORING [patent_app_type] => utility [patent_app_number] => 18/310487 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18310487 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310487
DIALYSIS BIOMARKER MONITORING Apr 30, 2023 Pending
Array ( [id] => 20479281 [patent_doc_number] => 12527743 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Systems for vacuum mediated liposome preparation, and methods for using the same [patent_app_type] => utility [patent_app_number] => 18/135387 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7790 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18135387 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/135387
Systems for vacuum mediated liposome preparation, and methods for using the same Apr 16, 2023 Issued
Array ( [id] => 18853945 [patent_doc_number] => 11851507 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-12-26 [patent_title] => Method of manufacturing styrene [patent_app_type] => utility [patent_app_number] => 18/124955 [patent_app_country] => US [patent_app_date] => 2023-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 41 [patent_no_of_words] => 9334 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124955 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/124955
Method of manufacturing styrene Mar 21, 2023 Issued
Array ( [id] => 20401539 [patent_doc_number] => 12491499 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Photocatalyst for the degradation of methyl orange dye [patent_app_type] => utility [patent_app_number] => 18/185106 [patent_app_country] => US [patent_app_date] => 2023-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 3045 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18185106 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/185106
Photocatalyst for the degradation of methyl orange dye Mar 15, 2023 Issued
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