Search

Dung V. Nguyen

Examiner (ID: 6377, Phone: (571)272-4490 , Office: P/3723 )

Most Active Art Unit
3723
Art Unit(s)
3723
Total Applications
2480
Issued Applications
2043
Pending Applications
48
Abandoned Applications
397

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12974371 [patent_doc_number] => 20170340178 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-30 [patent_title] => SUCTION DEVICE [patent_app_type] => utility [patent_app_number] => 15/646763 [patent_app_country] => US [patent_app_date] => 2017-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5208 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15646763 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/646763
Suction device Jul 10, 2017 Issued
Array ( [id] => 13857095 [patent_doc_number] => 10190259 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-01-29 [patent_title] => Pneumatic dust hood with plug preventer [patent_app_type] => utility [patent_app_number] => 15/643303 [patent_app_country] => US [patent_app_date] => 2017-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3352 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15643303 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/643303
Pneumatic dust hood with plug preventer Jul 5, 2017 Issued
Array ( [id] => 13789601 [patent_doc_number] => 20190008339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-10 [patent_title] => HANDHELD SURFACE CLEANING APPARATUS [patent_app_type] => utility [patent_app_number] => 15/642806 [patent_app_country] => US [patent_app_date] => 2017-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20997 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15642806 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/642806
Handheld surface cleaning apparatus Jul 5, 2017 Issued
Array ( [id] => 11986328 [patent_doc_number] => 20170290482 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-12 [patent_title] => 'CLUTCH DEVICE FOR UPRIGHT VACUUM CLEANER AND UPRIGHT VACUUM CLEANER HAVING SAME' [patent_app_type] => utility [patent_app_number] => 15/635096 [patent_app_country] => US [patent_app_date] => 2017-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 13214 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15635096 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/635096
Clutch device for upright vacuum cleaner and upright vacuum cleaner having same Jun 26, 2017 Issued
Array ( [id] => 13728353 [patent_doc_number] => 20180368644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => LIQUID EXTRACTION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 15/631875 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16881 [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] => 15631875 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631875
Liquid extraction apparatus Jun 22, 2017 Issued
Array ( [id] => 11976799 [patent_doc_number] => 20170280953 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'VACUUM CLEANER' [patent_app_type] => utility [patent_app_number] => 15/631010 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4144 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15631010 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631010
Vacuum cleaner Jun 22, 2017 Issued
Array ( [id] => 13728353 [patent_doc_number] => 20180368644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => LIQUID EXTRACTION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 15/631875 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16881 [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] => 15631875 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631875
Liquid extraction apparatus Jun 22, 2017 Issued
Array ( [id] => 13728353 [patent_doc_number] => 20180368644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => LIQUID EXTRACTION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 15/631875 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16881 [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] => 15631875 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631875
Liquid extraction apparatus Jun 22, 2017 Issued
Array ( [id] => 13728353 [patent_doc_number] => 20180368644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => LIQUID EXTRACTION APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 15/631875 [patent_app_country] => US [patent_app_date] => 2017-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16881 [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] => 15631875 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/631875
Liquid extraction apparatus Jun 22, 2017 Issued
Array ( [id] => 14594955 [patent_doc_number] => 10350656 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Drain clearing air gun [patent_app_type] => utility [patent_app_number] => 15/621535 [patent_app_country] => US [patent_app_date] => 2017-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 6451 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15621535 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/621535
Drain clearing air gun Jun 12, 2017 Issued
Array ( [id] => 13602961 [patent_doc_number] => 20180353029 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => HANDHELD CORDLESS DUST REMOVAL APPLIANCE [patent_app_type] => utility [patent_app_number] => 15/619944 [patent_app_country] => US [patent_app_date] => 2017-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [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] => 15619944 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/619944
Handheld cordless dust removal appliance Jun 11, 2017 Issued
Array ( [id] => 14696373 [patent_doc_number] => 10375902 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-13 [patent_title] => Battery-powered blower [patent_app_type] => utility [patent_app_number] => 15/611442 [patent_app_country] => US [patent_app_date] => 2017-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 6473 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15611442 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/611442
Battery-powered blower May 31, 2017 Issued
Array ( [id] => 14863453 [patent_doc_number] => 20190281968 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => METHODS AND SYSTEMS FOR OPTICAL SENSING OF FORCES IN A TOOTHBRUSH [patent_app_type] => utility [patent_app_number] => 16/301258 [patent_app_country] => US [patent_app_date] => 2017-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7046 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 16301258 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/301258
Methods and systems for optical sensing of forces in a toothbrush May 23, 2017 Issued
Array ( [id] => 11948743 [patent_doc_number] => 20170252894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-09-07 [patent_title] => 'SUBSTRATE PROCESSING APPARATUS, SUBSTRATE PROCESSING METHOD, SUBSTRATE HOLDING MECHANISM, AND SUBSTRATE HOLDING METHOD' [patent_app_type] => utility [patent_app_number] => 15/601575 [patent_app_country] => US [patent_app_date] => 2017-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 30649 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15601575 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/601575
Substrate processing apparatus, substrate processing method, substrate holding mechanism, and substrate holding method May 21, 2017 Issued
Array ( [id] => 17028945 [patent_doc_number] => 11090744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-17 [patent_title] => Topland chamfering of gears [patent_app_type] => utility [patent_app_number] => 16/096726 [patent_app_country] => US [patent_app_date] => 2017-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4338 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [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] => 16096726 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/096726
Topland chamfering of gears May 18, 2017 Issued
Array ( [id] => 12056525 [patent_doc_number] => 20170332869 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-23 [patent_title] => 'AUTONOMOUS CLEANER' [patent_app_type] => utility [patent_app_number] => 15/599870 [patent_app_country] => US [patent_app_date] => 2017-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 26044 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15599870 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/599870
Autonomous cleaner May 18, 2017 Issued
Array ( [id] => 12056521 [patent_doc_number] => 20170332865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-23 [patent_title] => 'AUTONOMOUS CLEANER' [patent_app_type] => utility [patent_app_number] => 15/599786 [patent_app_country] => US [patent_app_date] => 2017-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 25159 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15599786 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/599786
Autonomous cleaner May 18, 2017 Issued
Array ( [id] => 15305545 [patent_doc_number] => 10517451 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-12-31 [patent_title] => Vacuum cleaner [patent_app_type] => utility [patent_app_number] => 15/599693 [patent_app_country] => US [patent_app_date] => 2017-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 57 [patent_figures_cnt] => 57 [patent_no_of_words] => 37237 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15599693 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/599693
Vacuum cleaner May 18, 2017 Issued
Array ( [id] => 14168453 [patent_doc_number] => 10258212 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-16 [patent_title] => Cleaner [patent_app_type] => utility [patent_app_number] => 15/598781 [patent_app_country] => US [patent_app_date] => 2017-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 7209 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15598781 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/598781
Cleaner May 17, 2017 Issued
Array ( [id] => 14481331 [patent_doc_number] => 10327421 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-25 [patent_title] => Feces collection device [patent_app_type] => utility [patent_app_number] => 15/596848 [patent_app_country] => US [patent_app_date] => 2017-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1986 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15596848 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/596848
Feces collection device May 15, 2017 Issued
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