Search

David Hung Vu

Examiner (ID: 118, Phone: (571)272-1831 , Office: P/2844 )

Most Active Art Unit
2821
Art Unit(s)
2821, 2844, 2828, 2817, 2502
Total Applications
1734
Issued Applications
1511
Pending Applications
64
Abandoned Applications
163

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7639694 [patent_doc_number] => 06396222 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-28 [patent_title] => 'Cathode ray tube protection system' [patent_app_type] => B1 [patent_app_number] => 09/449614 [patent_app_country] => US [patent_app_date] => 1999-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2778 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/396/06396222.pdf [firstpage_image] =>[orig_patent_app_number] => 09449614 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/449614
Cathode ray tube protection system Nov 29, 1999 Issued
Array ( [id] => 4302128 [patent_doc_number] => 06184628 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-06 [patent_title] => 'Multicolor led lamp bulb for underwater pool lights' [patent_app_type] => 1 [patent_app_number] => 9/452014 [patent_app_country] => US [patent_app_date] => 1999-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2767 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/184/06184628.pdf [firstpage_image] =>[orig_patent_app_number] => 452014 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/452014
Multicolor led lamp bulb for underwater pool lights Nov 29, 1999 Issued
Array ( [id] => 1436820 [patent_doc_number] => 06356040 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-12 [patent_title] => 'Arrangement for determining the state of a high-pressure gas discharge lamp on switching-on' [patent_app_type] => B1 [patent_app_number] => 09/269605 [patent_app_country] => US [patent_app_date] => 1999-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2147 [patent_no_of_claims] => 15 [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] => patents/06/356/06356040.pdf [firstpage_image] =>[orig_patent_app_number] => 09269605 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/269605
Arrangement for determining the state of a high-pressure gas discharge lamp on switching-on Nov 18, 1999 Issued
Array ( [id] => 4412506 [patent_doc_number] => 06172465 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Method for driving plasma display' [patent_app_type] => 1 [patent_app_number] => 9/443601 [patent_app_country] => US [patent_app_date] => 1999-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 4664 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/172/06172465.pdf [firstpage_image] =>[orig_patent_app_number] => 443601 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/443601
Method for driving plasma display Nov 18, 1999 Issued
Array ( [id] => 4414347 [patent_doc_number] => 06300724 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-09 [patent_title] => 'System and method for controlling rare gas illumination' [patent_app_type] => 1 [patent_app_number] => 9/441316 [patent_app_country] => US [patent_app_date] => 1999-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5111 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/300/06300724.pdf [firstpage_image] =>[orig_patent_app_number] => 441316 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/441316
System and method for controlling rare gas illumination Nov 15, 1999 Issued
Array ( [id] => 1502551 [patent_doc_number] => 06486612 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-11-26 [patent_title] => 'Control circuit and method for protecting a piezoelectric transformer from an open state and a short-circuited state' [patent_app_type] => B2 [patent_app_number] => 09/423902 [patent_app_country] => US [patent_app_date] => 1999-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4122 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/486/06486612.pdf [firstpage_image] =>[orig_patent_app_number] => 09423902 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/423902
Control circuit and method for protecting a piezoelectric transformer from an open state and a short-circuited state Nov 15, 1999 Issued
Array ( [id] => 4356699 [patent_doc_number] => 06215249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Fluorescent lamp assembly' [patent_app_type] => 1 [patent_app_number] => 9/440755 [patent_app_country] => US [patent_app_date] => 1999-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 1685 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/215/06215249.pdf [firstpage_image] =>[orig_patent_app_number] => 440755 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/440755
Fluorescent lamp assembly Nov 15, 1999 Issued
Array ( [id] => 1471925 [patent_doc_number] => 06407515 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Power regulator employing a sinusoidal reference' [patent_app_type] => B1 [patent_app_number] => 09/440322 [patent_app_country] => US [patent_app_date] => 1999-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4915 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/407/06407515.pdf [firstpage_image] =>[orig_patent_app_number] => 09440322 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/440322
Power regulator employing a sinusoidal reference Nov 11, 1999 Issued
Array ( [id] => 1405288 [patent_doc_number] => 06541918 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-01 [patent_title] => 'Active-matrix emitting apparatus and fabrication method therefor' [patent_app_type] => B1 [patent_app_number] => 09/423724 [patent_app_country] => US [patent_app_date] => 1999-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 21 [patent_no_of_words] => 7552 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/541/06541918.pdf [firstpage_image] =>[orig_patent_app_number] => 09423724 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/423724
Active-matrix emitting apparatus and fabrication method therefor Nov 11, 1999 Issued
Array ( [id] => 4342177 [patent_doc_number] => 06333605 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-25 [patent_title] => 'Light modulating electronic ballast' [patent_app_type] => 1 [patent_app_number] => 9/431822 [patent_app_country] => US [patent_app_date] => 1999-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3207 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/333/06333605.pdf [firstpage_image] =>[orig_patent_app_number] => 431822 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/431822
Light modulating electronic ballast Nov 1, 1999 Issued
09/431526 THEATRICAL LIGHTING CONTROL NETWORK Oct 31, 1999 Abandoned
Array ( [id] => 4191371 [patent_doc_number] => 06160351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Illumination control apparatus for controlling illumination by detecting external magnetic field' [patent_app_type] => 1 [patent_app_number] => 9/429925 [patent_app_country] => US [patent_app_date] => 1999-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1011 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/160/06160351.pdf [firstpage_image] =>[orig_patent_app_number] => 429925 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/429925
Illumination control apparatus for controlling illumination by detecting external magnetic field Oct 28, 1999 Issued
Array ( [id] => 1519251 [patent_doc_number] => 06501222 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-31 [patent_title] => 'Apparatus for automatically correcting for earth magnetic field effects on a monitor' [patent_app_type] => B1 [patent_app_number] => 09/427253 [patent_app_country] => US [patent_app_date] => 1999-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 5497 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/501/06501222.pdf [firstpage_image] =>[orig_patent_app_number] => 09427253 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/427253
Apparatus for automatically correcting for earth magnetic field effects on a monitor Oct 25, 1999 Issued
Array ( [id] => 1505729 [patent_doc_number] => 06465962 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-15 [patent_title] => 'Vehicle auxiliary lamps installation kit' [patent_app_type] => B1 [patent_app_number] => 09/426007 [patent_app_country] => US [patent_app_date] => 1999-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4008 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 330 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/465/06465962.pdf [firstpage_image] =>[orig_patent_app_number] => 09426007 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/426007
Vehicle auxiliary lamps installation kit Oct 24, 1999 Issued
09/331120 SWITCHING DEVICE INCLUDING SPARK GAP FOR SWITCHING ELECTRICAL POWER Oct 24, 1999 Abandoned
09/331119 SWITCHING DEVICE INCLUDING SPARK GAP FOR SWITCHING ELECTRICAL POWER Oct 14, 1999 Abandoned
Array ( [id] => 4245100 [patent_doc_number] => 06166495 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-26 [patent_title] => 'Square wave ballast for mercury free arc lamp' [patent_app_type] => 1 [patent_app_number] => 9/413924 [patent_app_country] => US [patent_app_date] => 1999-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1300 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/166/06166495.pdf [firstpage_image] =>[orig_patent_app_number] => 413924 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/413924
Square wave ballast for mercury free arc lamp Oct 6, 1999 Issued
Array ( [id] => 4352002 [patent_doc_number] => 06285134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-04 [patent_title] => 'Light irradiation method for varying a perceived brightness' [patent_app_type] => 1 [patent_app_number] => 9/411117 [patent_app_country] => US [patent_app_date] => 1999-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5862 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/285/06285134.pdf [firstpage_image] =>[orig_patent_app_number] => 411117 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/411117
Light irradiation method for varying a perceived brightness Oct 3, 1999 Issued
Array ( [id] => 4245440 [patent_doc_number] => 06091210 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Electronic ballast with boost converter' [patent_app_type] => 1 [patent_app_number] => 9/410827 [patent_app_country] => US [patent_app_date] => 1999-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 1488 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/091/06091210.pdf [firstpage_image] =>[orig_patent_app_number] => 410827 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/410827
Electronic ballast with boost converter Sep 30, 1999 Issued
Array ( [id] => 4364453 [patent_doc_number] => 06169369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-02 [patent_title] => 'Low cost, precision electronic starter' [patent_app_type] => 1 [patent_app_number] => 9/408216 [patent_app_country] => US [patent_app_date] => 1999-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5500 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/169/06169369.pdf [firstpage_image] =>[orig_patent_app_number] => 408216 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/408216
Low cost, precision electronic starter Sep 28, 1999 Issued
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