Search

Duc M. Nguyen

Examiner (ID: 12078, Phone: (571)272-7893 , Office: P/2647 )

Most Active Art Unit
2618
Art Unit(s)
2648, 2618, 2647, 2745, 2600, 2685, 2682
Total Applications
1320
Issued Applications
996
Pending Applications
59
Abandoned Applications
270

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4159044 [patent_doc_number] => 06032020 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Multi-repeater communication system' [patent_app_type] => 1 [patent_app_number] => 8/901523 [patent_app_country] => US [patent_app_date] => 1997-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4223 [patent_no_of_claims] => 7 [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] => patents/06/032/06032020.pdf [firstpage_image] =>[orig_patent_app_number] => 901523 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/901523
Multi-repeater communication system Jul 27, 1997 Issued
Array ( [id] => 3967812 [patent_doc_number] => 05956644 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-21 [patent_title] => 'Multiple-user communication unit and method for operating in a satellite communication system' [patent_app_type] => 1 [patent_app_number] => 8/901121 [patent_app_country] => US [patent_app_date] => 1997-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7787 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/956/05956644.pdf [firstpage_image] =>[orig_patent_app_number] => 901121 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/901121
Multiple-user communication unit and method for operating in a satellite communication system Jul 27, 1997 Issued
Array ( [id] => 3942951 [patent_doc_number] => 05946620 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Method for subscriber registration in a radio communication system' [patent_app_type] => 1 [patent_app_number] => 8/900583 [patent_app_country] => US [patent_app_date] => 1997-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2025 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/946/05946620.pdf [firstpage_image] =>[orig_patent_app_number] => 900583 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/900583
Method for subscriber registration in a radio communication system Jul 24, 1997 Issued
Array ( [id] => 4082471 [patent_doc_number] => 06009318 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Electronically adjustable balanced-to-unbalanced converters (balun)' [patent_app_type] => 1 [patent_app_number] => 8/899263 [patent_app_country] => US [patent_app_date] => 1997-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 3221 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/009/06009318.pdf [firstpage_image] =>[orig_patent_app_number] => 899263 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/899263
Electronically adjustable balanced-to-unbalanced converters (balun) Jul 22, 1997 Issued
Array ( [id] => 4419378 [patent_doc_number] => 06272332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-07 [patent_title] => 'Information presentation system and portable telephone apparatus with information displaying function' [patent_app_type] => 1 [patent_app_number] => 8/897033 [patent_app_country] => US [patent_app_date] => 1997-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 25992 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/272/06272332.pdf [firstpage_image] =>[orig_patent_app_number] => 897033 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/897033
Information presentation system and portable telephone apparatus with information displaying function Jul 17, 1997 Issued
Array ( [id] => 3963592 [patent_doc_number] => 05983088 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Wide frequency spectrum television tuner with single local oscillator' [patent_app_type] => 1 [patent_app_number] => 8/860989 [patent_app_country] => US [patent_app_date] => 1997-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3280 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/983/05983088.pdf [firstpage_image] =>[orig_patent_app_number] => 860989 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/860989
Wide frequency spectrum television tuner with single local oscillator Jul 9, 1997 Issued
Array ( [id] => 4053981 [patent_doc_number] => 05995823 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Method and system in a wireless communications network for providing toll restrictions based on the geographic location of an originator' [patent_app_type] => 1 [patent_app_number] => 8/890233 [patent_app_country] => US [patent_app_date] => 1997-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8765 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995823.pdf [firstpage_image] =>[orig_patent_app_number] => 890233 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/890233
Method and system in a wireless communications network for providing toll restrictions based on the geographic location of an originator Jul 8, 1997 Issued
Array ( [id] => 6961697 [patent_doc_number] => 20010012791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-09 [patent_title] => 'MOBILE RADIO WITH TIME DISPLAY FUNCTION' [patent_app_type] => new [patent_app_number] => 08/889636 [patent_app_country] => US [patent_app_date] => 1997-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1728 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0012/20010012791.pdf [firstpage_image] =>[orig_patent_app_number] => 08889636 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/889636
MOBILE RADIO WITH TIME DISPLAY FUNCTION Jul 7, 1997 Abandoned
Array ( [id] => 4320792 [patent_doc_number] => 06188874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Control and telemetry signal communication system for geostationary satellites' [patent_app_type] => 1 [patent_app_number] => 8/884675 [patent_app_country] => US [patent_app_date] => 1997-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1846 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188874.pdf [firstpage_image] =>[orig_patent_app_number] => 884675 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/884675
Control and telemetry signal communication system for geostationary satellites Jun 26, 1997 Issued
Array ( [id] => 4119419 [patent_doc_number] => 06023618 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-08 [patent_title] => 'Method for improving charging criteria in a mobile telephone network' [patent_app_type] => 1 [patent_app_number] => 8/860881 [patent_app_country] => US [patent_app_date] => 1997-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3486 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/023/06023618.pdf [firstpage_image] =>[orig_patent_app_number] => 860881 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/860881
Method for improving charging criteria in a mobile telephone network Jun 22, 1997 Issued
Array ( [id] => 4082320 [patent_doc_number] => 06009308 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Selective calling receiver that transmits a message and that can identify the sender of this message' [patent_app_type] => 1 [patent_app_number] => 8/879779 [patent_app_country] => US [patent_app_date] => 1997-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 24 [patent_no_of_words] => 3534 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/009/06009308.pdf [firstpage_image] =>[orig_patent_app_number] => 879779 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/879779
Selective calling receiver that transmits a message and that can identify the sender of this message Jun 19, 1997 Issued
Array ( [id] => 4070372 [patent_doc_number] => 05933771 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Low voltage gain controlled mixer' [patent_app_type] => 1 [patent_app_number] => 8/879771 [patent_app_country] => US [patent_app_date] => 1997-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 4830 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/933/05933771.pdf [firstpage_image] =>[orig_patent_app_number] => 879771 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/879771
Low voltage gain controlled mixer Jun 19, 1997 Issued
Array ( [id] => 4221097 [patent_doc_number] => 06078808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Radio data communication method' [patent_app_type] => 1 [patent_app_number] => 8/878977 [patent_app_country] => US [patent_app_date] => 1997-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 49 [patent_no_of_words] => 8957 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/078/06078808.pdf [firstpage_image] =>[orig_patent_app_number] => 878977 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/878977
Radio data communication method Jun 18, 1997 Issued
Array ( [id] => 4213147 [patent_doc_number] => 06014574 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-11 [patent_title] => 'Circuit configuration for voltage polarity reversal in a mobile radio transceiver' [patent_app_type] => 1 [patent_app_number] => 8/876743 [patent_app_country] => US [patent_app_date] => 1997-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3368 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/014/06014574.pdf [firstpage_image] =>[orig_patent_app_number] => 876743 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/876743
Circuit configuration for voltage polarity reversal in a mobile radio transceiver Jun 15, 1997 Issued
Array ( [id] => 4189902 [patent_doc_number] => 06141557 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'LMDS system having cell-site diversity and adaptability' [patent_app_type] => 1 [patent_app_number] => 8/866793 [patent_app_country] => US [patent_app_date] => 1997-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5046 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/141/06141557.pdf [firstpage_image] =>[orig_patent_app_number] => 866793 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/866793
LMDS system having cell-site diversity and adaptability May 29, 1997 Issued
Array ( [id] => 4091253 [patent_doc_number] => 05966660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'User controlled call setup through manual switchboard' [patent_app_type] => 1 [patent_app_number] => 8/864663 [patent_app_country] => US [patent_app_date] => 1997-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3566 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/966/05966660.pdf [firstpage_image] =>[orig_patent_app_number] => 864663 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/864663
User controlled call setup through manual switchboard May 27, 1997 Issued
Array ( [id] => 4197527 [patent_doc_number] => 06021309 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-01 [patent_title] => 'Channel frequency allocation for multiple-satellite communication network' [patent_app_type] => 1 [patent_app_number] => 8/861891 [patent_app_country] => US [patent_app_date] => 1997-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 16325 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/021/06021309.pdf [firstpage_image] =>[orig_patent_app_number] => 861891 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/861891
Channel frequency allocation for multiple-satellite communication network May 21, 1997 Issued
Array ( [id] => 3930047 [patent_doc_number] => 06002935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-14 [patent_title] => 'Wireless communications cellular architecture for improving communications resource allocation' [patent_app_type] => 1 [patent_app_number] => 8/862095 [patent_app_country] => US [patent_app_date] => 1997-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 3338 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/002/06002935.pdf [firstpage_image] =>[orig_patent_app_number] => 862095 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/862095
Wireless communications cellular architecture for improving communications resource allocation May 21, 1997 Issued
Array ( [id] => 4005129 [patent_doc_number] => 05960349 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Enhanced cellular layout for CDMA networks having six-sectored cells' [patent_app_type] => 1 [patent_app_number] => 8/859197 [patent_app_country] => US [patent_app_date] => 1997-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4463 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/960/05960349.pdf [firstpage_image] =>[orig_patent_app_number] => 859197 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/859197
Enhanced cellular layout for CDMA networks having six-sectored cells May 19, 1997 Issued
08/858593 BOUNDARY SECTOR HARD HANDOFF TRIGGER May 18, 1997 Abandoned
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