Search

Fan S. Tsang

Supervisory Patent Examiner (ID: 5500, Phone: (571)272-7547 , Office: P/2653 )

Most Active Art Unit
2601
Art Unit(s)
2614, 2601, 2742, 2653, 2694, 2748, 2645, 2746, 2787
Total Applications
480
Issued Applications
302
Pending Applications
81
Abandoned Applications
113

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4987438 [patent_doc_number] => 20070153776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-05 [patent_title] => 'Method and apparatus for routing internet telephone calls based upon the media types and formats or CODEC capabilities of the end points or destinations' [patent_app_type] => utility [patent_app_number] => 11/322012 [patent_app_country] => US [patent_app_date] => 2005-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6553 [patent_no_of_claims] => 16 [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] => publications/A1/0153/20070153776.pdf [firstpage_image] =>[orig_patent_app_number] => 11322012 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/322012
Method and apparatus for routing internet telephone calls based upon the media types and formats or CODEC capabilities of the end points or destinations Dec 28, 2005 Abandoned
Array ( [id] => 5612958 [patent_doc_number] => 20060114886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-01 [patent_title] => 'Broadcasting system and method' [patent_app_type] => utility [patent_app_number] => 11/271648 [patent_app_country] => US [patent_app_date] => 2005-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3118 [patent_no_of_claims] => 13 [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] => publications/A1/0114/20060114886.pdf [firstpage_image] =>[orig_patent_app_number] => 11271648 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/271648
Broadcasting system and method Nov 9, 2005 Abandoned
Array ( [id] => 5520340 [patent_doc_number] => 20090028321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-29 [patent_title] => 'Echo Path Change Detection in a Network Echo Canceller' [patent_app_type] => utility [patent_app_number] => 12/092848 [patent_app_country] => US [patent_app_date] => 2005-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3808 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0028/20090028321.pdf [firstpage_image] =>[orig_patent_app_number] => 12092848 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/092848
Echo Path Change Detection in a Network Echo Canceller Nov 7, 2005 Abandoned
Array ( [id] => 5609850 [patent_doc_number] => 20060271366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-30 [patent_title] => 'Synthesized speech based testing' [patent_app_type] => utility [patent_app_number] => 11/141511 [patent_app_country] => US [patent_app_date] => 2005-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3507 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0271/20060271366.pdf [firstpage_image] =>[orig_patent_app_number] => 11141511 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/141511
Synthesized speech based testing May 30, 2005 Abandoned
11/117477 Method for order taking using interactive virtual human agents Apr 28, 2005 Abandoned
Array ( [id] => 7134919 [patent_doc_number] => 20050180396 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-18 [patent_title] => 'Managing routing path of voice over internet protocol (VoIP) system' [patent_app_type] => utility [patent_app_number] => 11/013690 [patent_app_country] => US [patent_app_date] => 2004-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5226 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0180/20050180396.pdf [firstpage_image] =>[orig_patent_app_number] => 11013690 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/013690
Managing routing path of voice over internet protocol (VoIP) system Dec 16, 2004 Abandoned
Array ( [id] => 5864493 [patent_doc_number] => 20060098623 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'Voice data security method and apparatus' [patent_app_type] => utility [patent_app_number] => 10/983438 [patent_app_country] => US [patent_app_date] => 2004-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2770 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0098/20060098623.pdf [firstpage_image] =>[orig_patent_app_number] => 10983438 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/983438
Voice data security method and apparatus Nov 7, 2004 Abandoned
Array ( [id] => 5588268 [patent_doc_number] => 20060037719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-02-23 [patent_title] => 'Stackable folding screen' [patent_app_type] => utility [patent_app_number] => 10/922821 [patent_app_country] => US [patent_app_date] => 2004-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 529 [patent_no_of_claims] => 2 [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] => publications/A1/0037/20060037719.pdf [firstpage_image] =>[orig_patent_app_number] => 10922821 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/922821
Stackable folding screen Aug 19, 2004 Abandoned
Array ( [id] => 6976220 [patent_doc_number] => 20050285935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-29 [patent_title] => 'Personal conferencing node' [patent_app_type] => utility [patent_app_number] => 10/881992 [patent_app_country] => US [patent_app_date] => 2004-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4196 [patent_no_of_claims] => 25 [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] => publications/A1/0285/20050285935.pdf [firstpage_image] =>[orig_patent_app_number] => 10881992 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/881992
Personal conferencing node Jun 28, 2004 Abandoned
Array ( [id] => 888493 [patent_doc_number] => 07352856 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-04-01 [patent_title] => 'Telephone applicable to PSTN and IP network and call connection control method' [patent_app_type] => utility [patent_app_number] => 10/635552 [patent_app_country] => US [patent_app_date] => 2003-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 9920 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/352/07352856.pdf [firstpage_image] =>[orig_patent_app_number] => 10635552 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/635552
Telephone applicable to PSTN and IP network and call connection control method Aug 6, 2003 Issued
Array ( [id] => 6677862 [patent_doc_number] => 20030228002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-11 [patent_title] => 'Telephone communication with silent response feature' [patent_app_type] => new [patent_app_number] => 10/456242 [patent_app_country] => US [patent_app_date] => 2003-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3435 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0228/20030228002.pdf [firstpage_image] =>[orig_patent_app_number] => 10456242 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/456242
Telephone communication with silent response feature Jun 5, 2003 Pending
Array ( [id] => 7393775 [patent_doc_number] => 20040017911 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-29 [patent_title] => 'Line powered network element' [patent_app_type] => new [patent_app_number] => 10/449259 [patent_app_country] => US [patent_app_date] => 2003-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8199 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20040017911.pdf [firstpage_image] =>[orig_patent_app_number] => 10449259 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/449259
Line powered network element May 29, 2003 Abandoned
Array ( [id] => 7071064 [patent_doc_number] => 20050246449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-03 [patent_title] => 'Network game method, network game terminal, and server' [patent_app_type] => utility [patent_app_number] => 10/510503 [patent_app_country] => US [patent_app_date] => 2003-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3560 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0246/20050246449.pdf [firstpage_image] =>[orig_patent_app_number] => 10510503 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/510503
Network game terminal unit Apr 6, 2003 Issued
Array ( [id] => 6738765 [patent_doc_number] => 20030156133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-08-21 [patent_title] => 'Interface and method of designing an interface' [patent_app_type] => new [patent_app_number] => 10/230728 [patent_app_country] => US [patent_app_date] => 2002-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 11952 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0156/20030156133.pdf [firstpage_image] =>[orig_patent_app_number] => 10230728 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/230728
Interface and method of designing an interface Aug 28, 2002 Issued
09/640076 Electronic mail system with RF communications to mobile processors Aug 16, 2000 Abandoned
Array ( [id] => 1333532 [patent_doc_number] => 06603838 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-08-05 [patent_title] => 'Voice messaging system with selected messages not left by a caller' [patent_app_type] => B1 [patent_app_number] => 09/584242 [patent_app_country] => US [patent_app_date] => 2000-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 11656 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/603/06603838.pdf [firstpage_image] =>[orig_patent_app_number] => 09584242 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/584242
Voice messaging system with selected messages not left by a caller May 30, 2000 Issued
Array ( [id] => 4128388 [patent_doc_number] => 06047046 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-04 [patent_title] => 'Method and apparatus for automating the management of a database' [patent_app_type] => 1 [patent_app_number] => 9/263475 [patent_app_country] => US [patent_app_date] => 1999-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5872 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/047/06047046.pdf [firstpage_image] =>[orig_patent_app_number] => 263475 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/263475
Method and apparatus for automating the management of a database Mar 4, 1999 Issued
Array ( [id] => 4110684 [patent_doc_number] => 06049607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Interference canceling method and apparatus' [patent_app_type] => 1 [patent_app_number] => 9/157035 [patent_app_country] => US [patent_app_date] => 1998-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5385 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/049/06049607.pdf [firstpage_image] =>[orig_patent_app_number] => 157035 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/157035
Interference canceling method and apparatus Sep 17, 1998 Issued
Array ( [id] => 4235658 [patent_doc_number] => 06011833 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Talking bouquet' [patent_app_type] => 1 [patent_app_number] => 9/132397 [patent_app_country] => US [patent_app_date] => 1998-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 866 [patent_no_of_claims] => 6 [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] => patents/06/011/06011833.pdf [firstpage_image] =>[orig_patent_app_number] => 132397 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/132397
Talking bouquet Aug 10, 1998 Issued
Array ( [id] => 4047890 [patent_doc_number] => 05943403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Customized, billing-controlled call bridging system' [patent_app_type] => 1 [patent_app_number] => 9/111957 [patent_app_country] => US [patent_app_date] => 1998-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5330 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/943/05943403.pdf [firstpage_image] =>[orig_patent_app_number] => 111957 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/111957
Customized, billing-controlled call bridging system Jul 7, 1998 Issued
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