
Richard K. Chang
Examiner (ID: 10963, Phone: (571)270-3368 , Office: P/2464 )
| Most Active Art Unit | 2464 |
| Art Unit(s) | 2464, 2616, 2663 |
| Total Applications | 302 |
| Issued Applications | 252 |
| Pending Applications | 10 |
| Abandoned Applications | 46 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 495039
[patent_doc_number] => 07215667
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2007-05-08
[patent_title] => 'System and method for communicating IPSec tunnel packets with compressed inner headers'
[patent_app_type] => utility
[patent_app_number] => 09/998715
[patent_app_country] => US
[patent_app_date] => 2001-11-30
[patent_effective_date] => 0000-00-00
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/215/07215667.pdf
[firstpage_image] =>[orig_patent_app_number] => 09998715
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/998715 | System and method for communicating IPSec tunnel packets with compressed inner headers | Nov 29, 2001 | Issued |
Array
(
[id] => 781066
[patent_doc_number] => 06996106
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[patent_kind] => B2
[patent_issue_date] => 2006-02-07
[patent_title] => 'High-speed interchip interface protocol'
[patent_app_type] => utility
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[firstpage_image] =>[orig_patent_app_number] => 09997609
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/997609 | High-speed interchip interface protocol | Nov 28, 2001 | Issued |
Array
(
[id] => 6793054
[patent_doc_number] => 20030088398
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[patent_kind] => A1
[patent_issue_date] => 2003-05-08
[patent_title] => 'User interface of a keypad entry system for korean text input'
[patent_app_type] => new
[patent_app_number] => 10/005718
[patent_app_country] => US
[patent_app_date] => 2001-11-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[pdf_file] => publications/A1/0088/20030088398.pdf
[firstpage_image] =>[orig_patent_app_number] => 10005718
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/005718 | User interface of a keypad entry system for korean text input | Nov 7, 2001 | Abandoned |
| 09/958348 | Atm exchange and atm high reliability control method | Oct 8, 2001 | Abandoned |
| 09/937294 | Device for channel-specific dispersion compensation of a wavelength multiplex signal | Sep 23, 2001 | Abandoned |
Array
(
[id] => 624996
[patent_doc_number] => 07139237
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[patent_kind] => B2
[patent_issue_date] => 2006-11-21
[patent_title] => 'Method and system for multirate multiuser modulation'
[patent_app_type] => utility
[patent_app_number] => 09/961516
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/961516 | Method and system for multirate multiuser modulation | Sep 23, 2001 | Issued |
Array
(
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[patent_issue_date] => 2003-03-27
[patent_title] => 'Multicast IP zones for fast spanning tree convergence in wide-area packet network systems'
[patent_app_type] => new
[patent_app_number] => 09/961602
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Array
(
[id] => 6094553
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[patent_title] => 'Time-based grooming and degrooming methods with common time reference for optical networks'
[patent_app_type] => new
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/961081 | Time-based grooming and degrooming methods with common time reference for optical networks | Sep 20, 2001 | Issued |
Array
(
[id] => 6062181
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[patent_issue_date] => 2002-03-14
[patent_title] => 'Method and apparatus implementing a multimedia digital network'
[patent_app_type] => new
[patent_app_number] => 09/953472
[patent_app_country] => US
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[pdf_file] => publications/A1/0031/20020031144.pdf
[firstpage_image] =>[orig_patent_app_number] => 09953472
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/953472 | Method and apparatus implementing a multimedia digital network | Sep 13, 2001 | Issued |
Array
(
[id] => 6257391
[patent_doc_number] => 20020186686
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[patent_issue_date] => 2002-12-12
[patent_title] => 'Non-server type voice packet communication device and method'
[patent_app_type] => new
[patent_app_number] => 09/935743
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/935743 | Non-server type voice packet communication device and method | Aug 23, 2001 | Abandoned |
Array
(
[id] => 6223227
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[patent_title] => 'Allocating access across shared communications medium to user classes'
[patent_app_type] => new
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/935514 | Allocating access across shared communications medium to user classes | Aug 22, 2001 | Issued |
Array
(
[id] => 5813821
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[patent_title] => 'Buffer management for support of quality-of-service guarantees and data flow control in data switching'
[patent_app_type] => new
[patent_app_number] => 09/935533
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Array
(
[id] => 786677
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[patent_title] => 'Handoff in radio telecommunications networks'
[patent_app_type] => utility
[patent_app_number] => 09/924516
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/924516 | Handoff in radio telecommunications networks | Aug 8, 2001 | Issued |
Array
(
[id] => 6606067
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[patent_title] => 'Protocol header construction and/or removal for messages in wireless communications'
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Array
(
[id] => 6126704
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[patent_title] => 'Periodic cell search'
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Array
(
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Array
(
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[patent_title] => 'Dynamic network load balancing over heterogeneous link speed'
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Array
(
[id] => 7293860
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[patent_title] => 'Method for servicing subscribers by utilizing virtual LAN on ATU-R of ADSL'
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Array
(
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Array
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