Search

Tuan N. Nguyen

Examiner (ID: 17135, Phone: (571)272-4892 , Office: P/3754 )

Most Active Art Unit
2828
Art Unit(s)
2828, 3751, 3101, 3615, 3653, 3754, 3651, 2899
Total Applications
4809
Issued Applications
3658
Pending Applications
270
Abandoned Applications
901

Applications

Application numberTitle of the applicationFiling DateStatus
09/486150 CARD PHONES COMPRISING AN ACCESS PROGRAMME TO VARIOUS FACILITIES Jun 18, 2000 Abandoned
Array ( [id] => 1174113 [patent_doc_number] => 06760418 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-07-06 [patent_title] => 'Method and apparatus for providing pre-pay and post-pay communication services using a switching system to monitor call duration' [patent_app_type] => B1 [patent_app_number] => 09/596950 [patent_app_country] => US [patent_app_date] => 2000-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4706 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 686 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/760/06760418.pdf [firstpage_image] =>[orig_patent_app_number] => 09596950 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/596950
Method and apparatus for providing pre-pay and post-pay communication services using a switching system to monitor call duration Jun 18, 2000 Issued
Array ( [id] => 1307737 [patent_doc_number] => 06625268 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-09-23 [patent_title] => 'Supporting supplementary services in an intelligent network' [patent_app_type] => B1 [patent_app_number] => 09/596450 [patent_app_country] => US [patent_app_date] => 2000-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 5288 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/625/06625268.pdf [firstpage_image] =>[orig_patent_app_number] => 09596450 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/596450
Supporting supplementary services in an intelligent network Jun 18, 2000 Issued
Array ( [id] => 1550888 [patent_doc_number] => 06445773 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-03 [patent_title] => 'DMT test method for determining ADSL capability of cables' [patent_app_type] => B1 [patent_app_number] => 09/593371 [patent_app_country] => US [patent_app_date] => 2000-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5040 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/445/06445773.pdf [firstpage_image] =>[orig_patent_app_number] => 09593371 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/593371
DMT test method for determining ADSL capability of cables Jun 13, 2000 Issued
Array ( [id] => 1343821 [patent_doc_number] => 06597774 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-07-22 [patent_title] => 'System and method for providing an alert during communications' [patent_app_type] => B1 [patent_app_number] => 09/593630 [patent_app_country] => US [patent_app_date] => 2000-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2800 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/597/06597774.pdf [firstpage_image] =>[orig_patent_app_number] => 09593630 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/593630
System and method for providing an alert during communications Jun 12, 2000 Issued
Array ( [id] => 7627183 [patent_doc_number] => 06807259 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-10-19 [patent_title] => 'Audible calling line identification' [patent_app_type] => B1 [patent_app_number] => 09/591260 [patent_app_country] => US [patent_app_date] => 2000-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6379 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/807/06807259.pdf [firstpage_image] =>[orig_patent_app_number] => 09591260 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/591260
Audible calling line identification Jun 8, 2000 Issued
Array ( [id] => 7642768 [patent_doc_number] => 06430278 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-06 [patent_title] => 'System and device for detecting subscriber\'s busy hour' [patent_app_type] => B1 [patent_app_number] => 09/580650 [patent_app_country] => US [patent_app_date] => 2000-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7929 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/430/06430278.pdf [firstpage_image] =>[orig_patent_app_number] => 09580650 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/580650
System and device for detecting subscriber's busy hour May 29, 2000 Issued
Array ( [id] => 1220497 [patent_doc_number] => 06707894 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-03-16 [patent_title] => 'Prepaid calling time processing: a method and apparatus for processing pre-paid calling time in a telephone communication system' [patent_app_type] => B1 [patent_app_number] => 09/578031 [patent_app_country] => US [patent_app_date] => 2000-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3854 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/707/06707894.pdf [firstpage_image] =>[orig_patent_app_number] => 09578031 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/578031
Prepaid calling time processing: a method and apparatus for processing pre-paid calling time in a telephone communication system May 23, 2000 Issued
Array ( [id] => 7631951 [patent_doc_number] => 06665386 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-16 [patent_title] => 'Systems and methods for extracting switch data' [patent_app_type] => B1 [patent_app_number] => 09/571784 [patent_app_country] => US [patent_app_date] => 2000-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3714 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/665/06665386.pdf [firstpage_image] =>[orig_patent_app_number] => 09571784 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/571784
Systems and methods for extracting switch data May 15, 2000 Issued
Array ( [id] => 1413296 [patent_doc_number] => 06546093 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-08 [patent_title] => 'Systems and methods for extracting switch data' [patent_app_type] => B1 [patent_app_number] => 09/571806 [patent_app_country] => US [patent_app_date] => 2000-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3649 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/546/06546093.pdf [firstpage_image] =>[orig_patent_app_number] => 09571806 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/571806
Systems and methods for extracting switch data May 15, 2000 Issued
Array ( [id] => 4346905 [patent_doc_number] => 06314171 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Method and apparatus for extending a pre-paid calling card limit' [patent_app_type] => 1 [patent_app_number] => 9/570931 [patent_app_country] => US [patent_app_date] => 2000-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3078 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/314/06314171.pdf [firstpage_image] =>[orig_patent_app_number] => 570931 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/570931
Method and apparatus for extending a pre-paid calling card limit May 14, 2000 Issued
Array ( [id] => 1600529 [patent_doc_number] => 06385300 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Modular test instrument' [patent_app_type] => B1 [patent_app_number] => 09/566123 [patent_app_country] => US [patent_app_date] => 2000-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 9811 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/385/06385300.pdf [firstpage_image] =>[orig_patent_app_number] => 09566123 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/566123
Modular test instrument May 4, 2000 Issued
Array ( [id] => 4395609 [patent_doc_number] => 06304641 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-16 [patent_title] => 'System and method for forwarding call from disconnected telephone number to new telephone number' [patent_app_type] => 1 [patent_app_number] => 9/559129 [patent_app_country] => US [patent_app_date] => 2000-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6604 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/304/06304641.pdf [firstpage_image] =>[orig_patent_app_number] => 559129 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/559129
System and method for forwarding call from disconnected telephone number to new telephone number Apr 27, 2000 Issued
Array ( [id] => 1096065 [patent_doc_number] => 06826260 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-11-30 [patent_title] => 'Method and apparatus for an MLSC state machine' [patent_app_type] => B1 [patent_app_number] => 09/541411 [patent_app_country] => US [patent_app_date] => 2000-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3740 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/826/06826260.pdf [firstpage_image] =>[orig_patent_app_number] => 09541411 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/541411
Method and apparatus for an MLSC state machine Mar 30, 2000 Issued
09/522630 Add-on coin jam sensors for existing payphones Mar 9, 2000 Abandoned
Array ( [id] => 1405273 [patent_doc_number] => 06553108 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-22 [patent_title] => 'Method of billing a communication session conducted over a computer network' [patent_app_type] => B1 [patent_app_number] => 09/495924 [patent_app_country] => US [patent_app_date] => 2000-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 20415 [patent_no_of_claims] => 50 [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] => patents/06/553/06553108.pdf [firstpage_image] =>[orig_patent_app_number] => 09495924 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/495924
Method of billing a communication session conducted over a computer network Feb 1, 2000 Issued
Array ( [id] => 4293335 [patent_doc_number] => 06282276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-28 [patent_title] => 'Method of billing a value-added call' [patent_app_type] => 1 [patent_app_number] => 9/495923 [patent_app_country] => US [patent_app_date] => 2000-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 9788 [patent_no_of_claims] => 118 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/282/06282276.pdf [firstpage_image] =>[orig_patent_app_number] => 495923 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/495923
Method of billing a value-added call Feb 1, 2000 Issued
Array ( [id] => 4368963 [patent_doc_number] => 06292540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-18 [patent_title] => 'Battery injection and loop supervision for DSL environment' [patent_app_type] => 1 [patent_app_number] => 9/493342 [patent_app_country] => US [patent_app_date] => 2000-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6273 [patent_no_of_claims] => 66 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/292/06292540.pdf [firstpage_image] =>[orig_patent_app_number] => 493342 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/493342
Battery injection and loop supervision for DSL environment Jan 27, 2000 Issued
Array ( [id] => 1420775 [patent_doc_number] => 06535591 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-03-18 [patent_title] => 'Method for providing telecommunications service pricing' [patent_app_type] => B1 [patent_app_number] => 09/492540 [patent_app_country] => US [patent_app_date] => 2000-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5776 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/535/06535591.pdf [firstpage_image] =>[orig_patent_app_number] => 09492540 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/492540
Method for providing telecommunications service pricing Jan 26, 2000 Issued
Array ( [id] => 1136854 [patent_doc_number] => 06788782 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-09-07 [patent_title] => 'Method and apparatus for switching between multiple communication lines' [patent_app_type] => B1 [patent_app_number] => 09/488340 [patent_app_country] => US [patent_app_date] => 2000-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2663 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/788/06788782.pdf [firstpage_image] =>[orig_patent_app_number] => 09488340 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/488340
Method and apparatus for switching between multiple communication lines Jan 19, 2000 Issued
Menu