Search

Chau D. Le

Examiner (ID: 19208, Phone: (571)270-7217 , Office: P/2493 )

Most Active Art Unit
2493
Art Unit(s)
2408, 2447, 2493
Total Applications
809
Issued Applications
660
Pending Applications
55
Abandoned Applications
115

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3800534 [patent_doc_number] => 05737403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-07 [patent_title] => 'Interaction of routing features in a telephone system' [patent_app_type] => 1 [patent_app_number] => 8/528900 [patent_app_country] => US [patent_app_date] => 1995-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 8478 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/737/05737403.pdf [firstpage_image] =>[orig_patent_app_number] => 528900 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/528900
Interaction of routing features in a telephone system Sep 14, 1995 Issued
Array ( [id] => 3845655 [patent_doc_number] => 05740237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-14 [patent_title] => 'Method and system for a singular activation of a redirection service without general activation of the service' [patent_app_type] => 1 [patent_app_number] => 8/527855 [patent_app_country] => US [patent_app_date] => 1995-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 10810 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/740/05740237.pdf [firstpage_image] =>[orig_patent_app_number] => 527855 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/527855
Method and system for a singular activation of a redirection service without general activation of the service Sep 13, 1995 Issued
Array ( [id] => 3530946 [patent_doc_number] => 05530742 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Intelligent communications networks' [patent_app_type] => 1 [patent_app_number] => 8/528332 [patent_app_country] => US [patent_app_date] => 1995-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 5073 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/530/05530742.pdf [firstpage_image] =>[orig_patent_app_number] => 528332 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/528332
Intelligent communications networks Sep 13, 1995 Issued
Array ( [id] => 3842732 [patent_doc_number] => 05712911 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Method and system for automatically activating and deactivating a speakerphone' [patent_app_type] => 1 [patent_app_number] => 8/527561 [patent_app_country] => US [patent_app_date] => 1995-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3209 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/712/05712911.pdf [firstpage_image] =>[orig_patent_app_number] => 527561 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/527561
Method and system for automatically activating and deactivating a speakerphone Sep 12, 1995 Issued
Array ( [id] => 3792057 [patent_doc_number] => 05809129 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Resource separation in a call and connection separated network' [patent_app_type] => 1 [patent_app_number] => 8/527012 [patent_app_country] => US [patent_app_date] => 1995-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7253 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/809/05809129.pdf [firstpage_image] =>[orig_patent_app_number] => 527012 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/527012
Resource separation in a call and connection separated network Sep 11, 1995 Issued
Array ( [id] => 3900731 [patent_doc_number] => 05724417 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-03 [patent_title] => 'Call forwarding techniques using smart cards' [patent_app_type] => 1 [patent_app_number] => 8/526622 [patent_app_country] => US [patent_app_date] => 1995-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 12690 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/724/05724417.pdf [firstpage_image] =>[orig_patent_app_number] => 526622 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/526622
Call forwarding techniques using smart cards Sep 10, 1995 Issued
Array ( [id] => 3895310 [patent_doc_number] => 05748724 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Method for transferring a subscriber to a new local service provider' [patent_app_type] => 1 [patent_app_number] => 8/523007 [patent_app_country] => US [patent_app_date] => 1995-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 30 [patent_no_of_words] => 16246 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/748/05748724.pdf [firstpage_image] =>[orig_patent_app_number] => 523007 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/523007
Method for transferring a subscriber to a new local service provider Aug 31, 1995 Issued
08/523497 METHOD FOR UPDATING A LOCAL SWITCH INTERNAL DATABASE IN A SYSTEM HAVING DIFFERENT SERVICE PROVIDERS WITHIN A COMMON NUMBERING PLAN AREA Aug 31, 1995 Abandoned
08/522506 METHOD FOR UPDATING A LOCAL SWITCH INTERNAL DATABASE IN A SYSTEM HAVING DIFFERENT SERVICE PROVIDERS WITHIN A COMMON NUMBERING PLAN AREA Aug 31, 1995 Abandoned
Array ( [id] => 3601724 [patent_doc_number] => 05586169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-17 [patent_title] => 'Method of ringing a call responsive apparatus which answered an immediately preceding incoming call' [patent_app_type] => 1 [patent_app_number] => 8/520590 [patent_app_country] => US [patent_app_date] => 1995-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2454 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/586/05586169.pdf [firstpage_image] =>[orig_patent_app_number] => 520590 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/520590
Method of ringing a call responsive apparatus which answered an immediately preceding incoming call Aug 29, 1995 Issued
Array ( [id] => 3782098 [patent_doc_number] => 05734698 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Call selecting apparatus for preferentially connecting emergency message calls' [patent_app_type] => 1 [patent_app_number] => 8/520883 [patent_app_country] => US [patent_app_date] => 1995-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 14490 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/734/05734698.pdf [firstpage_image] =>[orig_patent_app_number] => 520883 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/520883
Call selecting apparatus for preferentially connecting emergency message calls Aug 29, 1995 Issued
Array ( [id] => 3603156 [patent_doc_number] => 05568543 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-22 [patent_title] => 'Stored program controlled digital public exchange' [patent_app_type] => 1 [patent_app_number] => 8/519591 [patent_app_country] => US [patent_app_date] => 1995-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6751 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/568/05568543.pdf [firstpage_image] =>[orig_patent_app_number] => 519591 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/519591
Stored program controlled digital public exchange Aug 28, 1995 Issued
Array ( [id] => 3949664 [patent_doc_number] => 05940490 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Call processing to provide number portability' [patent_app_type] => 1 [patent_app_number] => 8/519061 [patent_app_country] => US [patent_app_date] => 1995-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 10273 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/940/05940490.pdf [firstpage_image] =>[orig_patent_app_number] => 519061 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/519061
Call processing to provide number portability Aug 22, 1995 Issued
Array ( [id] => 3560782 [patent_doc_number] => 05548638 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-20 [patent_title] => 'Audio teleconferencing apparatus' [patent_app_type] => 1 [patent_app_number] => 8/513416 [patent_app_country] => US [patent_app_date] => 1995-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 10364 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/548/05548638.pdf [firstpage_image] =>[orig_patent_app_number] => 513416 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/513416
Audio teleconferencing apparatus Aug 9, 1995 Issued
Array ( [id] => 3740987 [patent_doc_number] => 05703940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-30 [patent_title] => 'Method and apparatus for delivering calling services' [patent_app_type] => 1 [patent_app_number] => 8/513477 [patent_app_country] => US [patent_app_date] => 1995-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 8905 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/703/05703940.pdf [firstpage_image] =>[orig_patent_app_number] => 513477 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/513477
Method and apparatus for delivering calling services Aug 9, 1995 Issued
Array ( [id] => 3631110 [patent_doc_number] => 05642413 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-24 [patent_title] => 'Telephone call alert device with selectable alert modes' [patent_app_type] => 1 [patent_app_number] => 8/511923 [patent_app_country] => US [patent_app_date] => 1995-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2385 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/642/05642413.pdf [firstpage_image] =>[orig_patent_app_number] => 511923 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/511923
Telephone call alert device with selectable alert modes Aug 6, 1995 Issued
Array ( [id] => 3700465 [patent_doc_number] => 05604793 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-18 [patent_title] => 'Tone blocking using variable delay buffer' [patent_app_type] => 1 [patent_app_number] => 8/511060 [patent_app_country] => US [patent_app_date] => 1995-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4197 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/604/05604793.pdf [firstpage_image] =>[orig_patent_app_number] => 511060 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/511060
Tone blocking using variable delay buffer Aug 2, 1995 Issued
Array ( [id] => 3610666 [patent_doc_number] => 05559875 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-24 [patent_title] => 'Method and apparatus for recording and retrieval of audio conferences' [patent_app_type] => 1 [patent_app_number] => 8/509390 [patent_app_country] => US [patent_app_date] => 1995-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 30 [patent_no_of_words] => 6315 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/559/05559875.pdf [firstpage_image] =>[orig_patent_app_number] => 509390 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/509390
Method and apparatus for recording and retrieval of audio conferences Jul 30, 1995 Issued
08/508391 SCRIPT-BASED INTERACTIVE VOICE MAIL AND VOICE RESPONSE SYSTEM Jul 30, 1995 Abandoned
Array ( [id] => 3562520 [patent_doc_number] => 05572581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-05 [patent_title] => 'Method and apparatus for delivering calling services' [patent_app_type] => 1 [patent_app_number] => 8/508392 [patent_app_country] => US [patent_app_date] => 1995-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 6767 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/572/05572581.pdf [firstpage_image] =>[orig_patent_app_number] => 508392 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/508392
Method and apparatus for delivering calling services Jul 30, 1995 Issued
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