Search

Fan S. Tsang

Supervisory Patent Examiner (ID: 5428, Phone: (571)272-7547 , Office: P/2653 )

Most Active Art Unit
2601
Art Unit(s)
2614, 2742, 2787, 2694, 2645, 2748, 2653, 2601, 2746
Total Applications
477
Issued Applications
313
Pending Applications
51
Abandoned Applications
117

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4055679 [patent_doc_number] => 05909483 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Remote subscriber migration' [patent_app_type] => 1 [patent_app_number] => 8/709672 [patent_app_country] => US [patent_app_date] => 1996-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4941 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/909/05909483.pdf [firstpage_image] =>[orig_patent_app_number] => 709672 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/709672
Remote subscriber migration Sep 8, 1996 Issued
Array ( [id] => 3897434 [patent_doc_number] => 05894506 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-13 [patent_title] => 'Method and apparatus for generating and communicating messages between subscribers to an electronic messaging network' [patent_app_type] => 1 [patent_app_number] => 8/708696 [patent_app_country] => US [patent_app_date] => 1996-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4349 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/894/05894506.pdf [firstpage_image] =>[orig_patent_app_number] => 708696 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/708696
Method and apparatus for generating and communicating messages between subscribers to an electronic messaging network Sep 4, 1996 Issued
Array ( [id] => 3891741 [patent_doc_number] => 05825853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'Communication device' [patent_app_type] => 1 [patent_app_number] => 8/707506 [patent_app_country] => US [patent_app_date] => 1996-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5591 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/825/05825853.pdf [firstpage_image] =>[orig_patent_app_number] => 707506 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/707506
Communication device Sep 3, 1996 Issued
Array ( [id] => 3915367 [patent_doc_number] => 05751794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Proactive voice mail service' [patent_app_type] => 1 [patent_app_number] => 8/706477 [patent_app_country] => US [patent_app_date] => 1996-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3412 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/751/05751794.pdf [firstpage_image] =>[orig_patent_app_number] => 706477 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/706477
Proactive voice mail service Sep 3, 1996 Issued
Array ( [id] => 4029160 [patent_doc_number] => 05881134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Intelligent call processing platform for home telephone system' [patent_app_type] => 1 [patent_app_number] => 8/707109 [patent_app_country] => US [patent_app_date] => 1996-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 7572 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/881/05881134.pdf [firstpage_image] =>[orig_patent_app_number] => 707109 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/707109
Intelligent call processing platform for home telephone system Sep 2, 1996 Issued
08/703314 TELEPHONE AND APPLIANCE MANAGEMENT SYSTEM Aug 21, 1996 Abandoned
Array ( [id] => 3800243 [patent_doc_number] => 05822403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-13 [patent_title] => 'Automated telephone hold device' [patent_app_type] => 1 [patent_app_number] => 8/697207 [patent_app_country] => US [patent_app_date] => 1996-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4177 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/822/05822403.pdf [firstpage_image] =>[orig_patent_app_number] => 697207 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/697207
Automated telephone hold device Aug 20, 1996 Issued
Array ( [id] => 3753840 [patent_doc_number] => 05787153 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'System for incremental redistribution of telephony applications computing workload' [patent_app_type] => 1 [patent_app_number] => 8/694517 [patent_app_country] => US [patent_app_date] => 1996-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5295 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787153.pdf [firstpage_image] =>[orig_patent_app_number] => 694517 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/694517
System for incremental redistribution of telephony applications computing workload Aug 8, 1996 Issued
Array ( [id] => 4056236 [patent_doc_number] => 05875242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'Telecommunications installation and management system and method' [patent_app_type] => 1 [patent_app_number] => 8/686942 [patent_app_country] => US [patent_app_date] => 1996-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 17479 [patent_no_of_claims] => 63 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/875/05875242.pdf [firstpage_image] =>[orig_patent_app_number] => 686942 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/686942
Telecommunications installation and management system and method Jul 25, 1996 Issued
Array ( [id] => 3809719 [patent_doc_number] => 05781616 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-14 [patent_title] => 'System and associated method for historical dialing' [patent_app_type] => 1 [patent_app_number] => 8/681024 [patent_app_country] => US [patent_app_date] => 1996-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6601 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/781/05781616.pdf [firstpage_image] =>[orig_patent_app_number] => 681024 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/681024
System and associated method for historical dialing Jul 21, 1996 Issued
Array ( [id] => 3955712 [patent_doc_number] => 05974131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'Call forwarding on busy or no answer when call waiting is active' [patent_app_type] => 1 [patent_app_number] => 8/682368 [patent_app_country] => US [patent_app_date] => 1996-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7956 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/974/05974131.pdf [firstpage_image] =>[orig_patent_app_number] => 682368 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/682368
Call forwarding on busy or no answer when call waiting is active Jul 16, 1996 Issued
Array ( [id] => 3781070 [patent_doc_number] => 05850428 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-15 [patent_title] => 'Message management system and method' [patent_app_type] => 1 [patent_app_number] => 8/682146 [patent_app_country] => US [patent_app_date] => 1996-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6528 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/850/05850428.pdf [firstpage_image] =>[orig_patent_app_number] => 682146 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/682146
Message management system and method Jul 16, 1996 Issued
Array ( [id] => 4016601 [patent_doc_number] => 05859897 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-12 [patent_title] => 'Telephone calling card and service' [patent_app_type] => 1 [patent_app_number] => 8/682065 [patent_app_country] => US [patent_app_date] => 1996-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3759 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/859/05859897.pdf [firstpage_image] =>[orig_patent_app_number] => 682065 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/682065
Telephone calling card and service Jul 15, 1996 Issued
Array ( [id] => 3915337 [patent_doc_number] => 05751792 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'System and method for providing a message system subscriber with a roaming mailbox' [patent_app_type] => 1 [patent_app_number] => 8/679842 [patent_app_country] => US [patent_app_date] => 1996-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2355 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/751/05751792.pdf [firstpage_image] =>[orig_patent_app_number] => 679842 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/679842
System and method for providing a message system subscriber with a roaming mailbox Jul 14, 1996 Issued
Array ( [id] => 3942166 [patent_doc_number] => 05953393 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Personal telephone agent' [patent_app_type] => 1 [patent_app_number] => 8/680766 [patent_app_country] => US [patent_app_date] => 1996-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4528 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/953/05953393.pdf [firstpage_image] =>[orig_patent_app_number] => 680766 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/680766
Personal telephone agent Jul 14, 1996 Issued
Array ( [id] => 3791739 [patent_doc_number] => 05809113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Enhanced, deferred messaging service' [patent_app_type] => 1 [patent_app_number] => 8/679045 [patent_app_country] => US [patent_app_date] => 1996-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3138 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/809/05809113.pdf [firstpage_image] =>[orig_patent_app_number] => 679045 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/679045
Enhanced, deferred messaging service Jul 11, 1996 Issued
Array ( [id] => 3949465 [patent_doc_number] => 05940476 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'System and method for identifying an unidentified caller' [patent_app_type] => 1 [patent_app_number] => 8/672677 [patent_app_country] => US [patent_app_date] => 1996-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 9743 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/940/05940476.pdf [firstpage_image] =>[orig_patent_app_number] => 672677 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/672677
System and method for identifying an unidentified caller Jun 27, 1996 Issued
08/671679 CALL HANDLING Jun 27, 1996 Abandoned
08/670539 TELEPHONE REGISTRATION SYSTEM FOR SCHOOLS Jun 26, 1996 Abandoned
Array ( [id] => 3853239 [patent_doc_number] => 05708697 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-13 [patent_title] => 'Communication network call traffic manager' [patent_app_type] => 1 [patent_app_number] => 8/672135 [patent_app_country] => US [patent_app_date] => 1996-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4302 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/708/05708697.pdf [firstpage_image] =>[orig_patent_app_number] => 672135 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/672135
Communication network call traffic manager Jun 26, 1996 Issued
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