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] => 3699235 [patent_doc_number] => 05664009 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Voice mail notification system' [patent_app_type] => 1 [patent_app_number] => 8/553784 [patent_app_country] => US [patent_app_date] => 1995-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2639 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/664/05664009.pdf [firstpage_image] =>[orig_patent_app_number] => 553784 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/553784
Voice mail notification system Oct 22, 1995 Issued
08/545466 AUTOMATED VOICE MAIL/ANSWERING MACHINE GREETING SYSTEM Oct 18, 1995 Abandoned
Array ( [id] => 3758271 [patent_doc_number] => 05717739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Methods and apparatus for enabling an operator to provide pre-recorded information to a customer' [patent_app_type] => 1 [patent_app_number] => 8/543030 [patent_app_country] => US [patent_app_date] => 1995-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4516 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/717/05717739.pdf [firstpage_image] =>[orig_patent_app_number] => 543030 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/543030
Methods and apparatus for enabling an operator to provide pre-recorded information to a customer Oct 12, 1995 Issued
Array ( [id] => 3673058 [patent_doc_number] => 05657376 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Architecture for voice messaging systems' [patent_app_type] => 1 [patent_app_number] => 8/543036 [patent_app_country] => US [patent_app_date] => 1995-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9000 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/657/05657376.pdf [firstpage_image] =>[orig_patent_app_number] => 543036 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/543036
Architecture for voice messaging systems Oct 12, 1995 Issued
Array ( [id] => 3734554 [patent_doc_number] => 05701339 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-23 [patent_title] => 'Dial-less calling device' [patent_app_type] => 1 [patent_app_number] => 8/542355 [patent_app_country] => US [patent_app_date] => 1995-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3778 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/701/05701339.pdf [firstpage_image] =>[orig_patent_app_number] => 542355 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/542355
Dial-less calling device Oct 11, 1995 Issued
08/536025 SWITCHING CIRCUIT FOR AUTOMATICALLY ROUTING AUDIO AND DATA SIGNALS BETWEEN A MODEM AND VARIUOUS DEVICES ACCORDING TO A SELECTED MODE OF OPERATION Sep 28, 1995 Abandoned
08/537096 SYSTEM FOR INCREMENTAL REDISTRIBUTION OF TELEPHONY APPLICATIONS COMPUTING WORKLOAD Sep 28, 1995 Abandoned
Array ( [id] => 3673113 [patent_doc_number] => 05657380 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Interactive door answering and messaging device with speech synthesis' [patent_app_type] => 1 [patent_app_number] => 8/534635 [patent_app_country] => US [patent_app_date] => 1995-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4422 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/657/05657380.pdf [firstpage_image] =>[orig_patent_app_number] => 534635 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/534635
Interactive door answering and messaging device with speech synthesis Sep 26, 1995 Issued
Array ( [id] => 3749016 [patent_doc_number] => 05699412 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Systems and methods for statistical distribution of messages in a message recording system' [patent_app_type] => 1 [patent_app_number] => 8/529616 [patent_app_country] => US [patent_app_date] => 1995-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3733 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/699/05699412.pdf [firstpage_image] =>[orig_patent_app_number] => 529616 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/529616
Systems and methods for statistical distribution of messages in a message recording system Sep 17, 1995 Issued
08/522511 AUDIO RECORD AND PLAYBACK THROUGH A STANDARD TELEPHONE IN A COMPUTER SYSTEM Aug 31, 1995 Abandoned
Array ( [id] => 3809705 [patent_doc_number] => 05781615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-14 [patent_title] => 'Fully distributed message storage facilities in a distributed switching system' [patent_app_type] => 1 [patent_app_number] => 8/520909 [patent_app_country] => US [patent_app_date] => 1995-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 9725 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/781/05781615.pdf [firstpage_image] =>[orig_patent_app_number] => 520909 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/520909
Fully distributed message storage facilities in a distributed switching system Aug 29, 1995 Issued
Array ( [id] => 4000723 [patent_doc_number] => 05960064 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Call screening method and apparatus for use in completing telephone calls' [patent_app_type] => 1 [patent_app_number] => 8/520425 [patent_app_country] => US [patent_app_date] => 1995-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5544 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/960/05960064.pdf [firstpage_image] =>[orig_patent_app_number] => 520425 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/520425
Call screening method and apparatus for use in completing telephone calls Aug 28, 1995 Issued
Array ( [id] => 3714381 [patent_doc_number] => 05675632 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-07 [patent_title] => 'Telephone exchange network using telephone exchanges with speech recognition' [patent_app_type] => 1 [patent_app_number] => 8/512406 [patent_app_country] => US [patent_app_date] => 1995-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3634 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/675/05675632.pdf [firstpage_image] =>[orig_patent_app_number] => 512406 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/512406
Telephone exchange network using telephone exchanges with speech recognition Aug 7, 1995 Issued
Array ( [id] => 3562472 [patent_doc_number] => 05572578 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'Exchange of information between interconnected voice mail systems' [patent_app_type] => 1 [patent_app_number] => 8/508838 [patent_app_country] => US [patent_app_date] => 1995-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2936 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/572/05572578.pdf [firstpage_image] =>[orig_patent_app_number] => 508838 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/508838
Exchange of information between interconnected voice mail systems Jul 27, 1995 Issued
Array ( [id] => 3748988 [patent_doc_number] => 05699410 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Automatic telephone answering apparatus' [patent_app_type] => 1 [patent_app_number] => 8/493312 [patent_app_country] => US [patent_app_date] => 1995-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6052 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/699/05699410.pdf [firstpage_image] =>[orig_patent_app_number] => 493312 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493312
Automatic telephone answering apparatus Jun 20, 1995 Issued
Array ( [id] => 3846748 [patent_doc_number] => 05761274 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Method for regurating call congestion and ISDN exchanger for performing the same' [patent_app_type] => 1 [patent_app_number] => 8/490135 [patent_app_country] => US [patent_app_date] => 1995-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 6218 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/761/05761274.pdf [firstpage_image] =>[orig_patent_app_number] => 490135 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/490135
Method for regurating call congestion and ISDN exchanger for performing the same Jun 13, 1995 Issued
Array ( [id] => 3568002 [patent_doc_number] => 05544232 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Call distributor with automatic preannouncement system and method' [patent_app_type] => 1 [patent_app_number] => 8/488709 [patent_app_country] => US [patent_app_date] => 1995-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6754 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/544/05544232.pdf [firstpage_image] =>[orig_patent_app_number] => 488709 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/488709
Call distributor with automatic preannouncement system and method Jun 7, 1995 Issued
Array ( [id] => 3842629 [patent_doc_number] => 05712905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Sequential digital profile for processing analog signals' [patent_app_type] => 1 [patent_app_number] => 8/490106 [patent_app_country] => US [patent_app_date] => 1995-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 5067 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/712/05712905.pdf [firstpage_image] =>[orig_patent_app_number] => 490106 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/490106
Sequential digital profile for processing analog signals Jun 7, 1995 Issued
Array ( [id] => 3893310 [patent_doc_number] => 05799073 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-25 [patent_title] => 'Apparatus and method for recording call related data' [patent_app_type] => 1 [patent_app_number] => 8/473919 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 14917 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/799/05799073.pdf [firstpage_image] =>[orig_patent_app_number] => 473919 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/473919
Apparatus and method for recording call related data Jun 6, 1995 Issued
Array ( [id] => 4098706 [patent_doc_number] => 06026149 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'Method and apparatus for managing telecommunications' [patent_app_type] => 1 [patent_app_number] => 8/482787 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 55 [patent_figures_cnt] => 56 [patent_no_of_words] => 39050 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/026/06026149.pdf [firstpage_image] =>[orig_patent_app_number] => 482787 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/482787
Method and apparatus for managing telecommunications Jun 6, 1995 Issued
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