Search

Chau N. Nguyen

Examiner (ID: 273, Phone: (571)272-1980 , Office: P/2847 )

Most Active Art Unit
2831
Art Unit(s)
2831, 2847, 2950, 2841, 2835, 2109, 3621
Total Applications
2968
Issued Applications
2037
Pending Applications
202
Abandoned Applications
754

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18970869 [patent_doc_number] => 20240050961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => PNEUMATIC DEVICE AND OBJECT SORTING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/258527 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4830 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18258527 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/258527
PNEUMATIC DEVICE AND OBJECT SORTING SYSTEM Dec 21, 2020 Pending
Array ( [id] => 16884263 [patent_doc_number] => 20210170458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => SHOT SEPARATION AND RECOVERY DEVICE [patent_app_type] => utility [patent_app_number] => 17/130311 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6926 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17130311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/130311
Shot separation and recovery device Dec 21, 2020 Issued
Array ( [id] => 16884263 [patent_doc_number] => 20210170458 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => SHOT SEPARATION AND RECOVERY DEVICE [patent_app_type] => utility [patent_app_number] => 17/130311 [patent_app_country] => US [patent_app_date] => 2020-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6926 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17130311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/130311
Shot separation and recovery device Dec 21, 2020 Issued
Array ( [id] => 17540210 [patent_doc_number] => 11305315 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-19 [patent_title] => Vibratory classifier apparatus [patent_app_type] => utility [patent_app_number] => 17/126495 [patent_app_country] => US [patent_app_date] => 2020-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 32 [patent_no_of_words] => 10841 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17126495 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/126495
Vibratory classifier apparatus Dec 17, 2020 Issued
Array ( [id] => 18856746 [patent_doc_number] => 11854332 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Coin distribution mechanism and apparatus for discriminating and conveying coins [patent_app_type] => utility [patent_app_number] => 17/116311 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 51 [patent_figures_cnt] => 77 [patent_no_of_words] => 30716 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 517 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17116311 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/116311
Coin distribution mechanism and apparatus for discriminating and conveying coins Dec 8, 2020 Issued
Array ( [id] => 18084689 [patent_doc_number] => 11534800 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-12-27 [patent_title] => Attachment for use with linear shaker type conveyor [patent_app_type] => utility [patent_app_number] => 17/112086 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1408 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [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] => 17112086 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/112086
Attachment for use with linear shaker type conveyor Dec 3, 2020 Issued
Array ( [id] => 18232438 [patent_doc_number] => 11596982 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-07 [patent_title] => Extracting mined ore, minerals or other materials using sensor-based sorting [patent_app_type] => utility [patent_app_number] => 17/112746 [patent_app_country] => US [patent_app_date] => 2020-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10347 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17112746 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/112746
Extracting mined ore, minerals or other materials using sensor-based sorting Dec 3, 2020 Issued
Array ( [id] => 16710871 [patent_doc_number] => 20210078018 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => SYSTEM, METHOD AND APPARATUS FOR FROTH FLOTATION [patent_app_type] => utility [patent_app_number] => 17/108257 [patent_app_country] => US [patent_app_date] => 2020-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 17108257 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/108257
System, method and apparatus for froth flotation Nov 30, 2020 Issued
Array ( [id] => 19139497 [patent_doc_number] => 11974490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-30 [patent_title] => Apparatus for manufacturing a display device [patent_app_type] => utility [patent_app_number] => 17/107537 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 18 [patent_no_of_words] => 16403 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17107537 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/107537
Apparatus for manufacturing a display device Nov 29, 2020 Issued
Array ( [id] => 18763959 [patent_doc_number] => 11814345 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-14 [patent_title] => Device and method for extraction of pure compounds [patent_app_type] => utility [patent_app_number] => 17/102140 [patent_app_country] => US [patent_app_date] => 2020-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4372 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17102140 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/102140
Device and method for extraction of pure compounds Nov 22, 2020 Issued
Array ( [id] => 16838364 [patent_doc_number] => 20210146376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => METHOD AND APPARATUS FOR WASHING AND GRADING SAND [patent_app_type] => utility [patent_app_number] => 16/952297 [patent_app_country] => US [patent_app_date] => 2020-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3474 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16952297 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/952297
Method and apparatus for washing and grading sand Nov 18, 2020 Issued
Array ( [id] => 16687250 [patent_doc_number] => 20210069725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => SYSTEM AND METHOD FOR CRYOGENIC SEPARATION OF PLANT [patent_app_type] => utility [patent_app_number] => 17/093078 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2841 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17093078 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/093078
System and method for cryogenic separation of plant material Nov 8, 2020 Issued
Array ( [id] => 17577495 [patent_doc_number] => 20220134350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-05 [patent_title] => METHODS AND APPARATUS FOR REMOVING CONTAMINANTS FROM CONTAMINATED SOLIDS [patent_app_type] => utility [patent_app_number] => 17/087937 [patent_app_country] => US [patent_app_date] => 2020-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4456 [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] => 17087937 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/087937
METHODS AND APPARATUS FOR REMOVING CONTAMINANTS FROM CONTAMINATED SOLIDS Nov 2, 2020 Abandoned
Array ( [id] => 17821839 [patent_doc_number] => 11426766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-30 [patent_title] => Injection molded screening apparatuses and methods [patent_app_type] => utility [patent_app_number] => 17/086761 [patent_app_country] => US [patent_app_date] => 2020-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 107 [patent_figures_cnt] => 170 [patent_no_of_words] => 38146 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [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] => 17086761 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/086761
Injection molded screening apparatuses and methods Nov 1, 2020 Issued
Array ( [id] => 16955243 [patent_doc_number] => 11059075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-07-13 [patent_title] => Systems and methods for robotic suction grippers [patent_app_type] => utility [patent_app_number] => 17/084339 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 7263 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17084339 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/084339
Systems and methods for robotic suction grippers Oct 28, 2020 Issued
Array ( [id] => 17281901 [patent_doc_number] => 11198922 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-14 [patent_title] => Mercury collection system [patent_app_type] => utility [patent_app_number] => 17/284264 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3416 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17284264 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/284264
Mercury collection system Oct 28, 2020 Issued
Array ( [id] => 18823046 [patent_doc_number] => 20230397387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => COMPONENT STORING MEMBER STORAGE CABINET AND METHOD OF MANAGING COMPONENT STORING MEMBERS [patent_app_type] => utility [patent_app_number] => 18/249050 [patent_app_country] => US [patent_app_date] => 2020-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7738 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18249050 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/249050
Component storing member storage cabinet and method of managing component storing members Oct 12, 2020 Issued
Array ( [id] => 19051972 [patent_doc_number] => 20240093941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => COOLER AND A METHOD FOR COOLING BULK MATERIAL [patent_app_type] => utility [patent_app_number] => 17/768803 [patent_app_country] => US [patent_app_date] => 2020-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6773 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17768803 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/768803
Cooler and a method for cooling bulk material Oct 11, 2020 Issued
Array ( [id] => 18314414 [patent_doc_number] => 11628476 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Systems and methods for sorting and collecting enhanced grade metal-bearing ores from metal bearing ores [patent_app_type] => utility [patent_app_number] => 17/066645 [patent_app_country] => US [patent_app_date] => 2020-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7631 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17066645 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/066645
Systems and methods for sorting and collecting enhanced grade metal-bearing ores from metal bearing ores Oct 8, 2020 Issued
Array ( [id] => 18996744 [patent_doc_number] => 11913579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Conveying device for use in the field of plastics [patent_app_type] => utility [patent_app_number] => 17/065542 [patent_app_country] => US [patent_app_date] => 2020-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5213 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17065542 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/065542
Conveying device for use in the field of plastics Oct 7, 2020 Issued
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