Search

Keith D. Walker

Supervisory Patent Examiner (ID: 14353, Phone: (571)272-3458 , Office: P/1735 )

Most Active Art Unit
1735
Art Unit(s)
1745, 1735, 1726, 1795
Total Applications
568
Issued Applications
152
Pending Applications
56
Abandoned Applications
363

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 741869 [patent_doc_number] => 07035270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-04-25 [patent_title] => 'Home networking gateway' [patent_app_type] => utility [patent_app_number] => 09/752570 [patent_app_country] => US [patent_app_date] => 2000-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4901 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/035/07035270.pdf [firstpage_image] =>[orig_patent_app_number] => 09752570 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/752570
Home networking gateway Dec 28, 2000 Issued
Array ( [id] => 719320 [patent_doc_number] => 07054297 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-30 [patent_title] => 'Distribution of packets to high data rate communications devices using multicast protocols' [patent_app_type] => utility [patent_app_number] => 09/752843 [patent_app_country] => US [patent_app_date] => 2000-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 7113 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/054/07054297.pdf [firstpage_image] =>[orig_patent_app_number] => 09752843 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/752843
Distribution of packets to high data rate communications devices using multicast protocols Dec 27, 2000 Issued
Array ( [id] => 719257 [patent_doc_number] => 07054285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-05-30 [patent_title] => 'Method and apparatus for associated signaling in a wireless communications network' [patent_app_type] => utility [patent_app_number] => 09/752859 [patent_app_country] => US [patent_app_date] => 2000-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4649 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/054/07054285.pdf [firstpage_image] =>[orig_patent_app_number] => 09752859 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/752859
Method and apparatus for associated signaling in a wireless communications network Dec 27, 2000 Issued
Array ( [id] => 6876358 [patent_doc_number] => 20010006511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-07-05 [patent_title] => 'Process for coordinated echo- and/or noise reduction' [patent_app_type] => new-utility [patent_app_number] => 09/739104 [patent_app_country] => US [patent_app_date] => 2000-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5753 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0006/20010006511.pdf [firstpage_image] =>[orig_patent_app_number] => 09739104 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/739104
Process for coordinated echo- and/or noise reduction Dec 18, 2000 Abandoned
Array ( [id] => 7041555 [patent_doc_number] => 20010005907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-06-28 [patent_title] => 'Method and device for triggering an uplink transmission at a correct time instant' [patent_app_type] => new-utility [patent_app_number] => 09/736111 [patent_app_country] => US [patent_app_date] => 2000-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3732 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0005/20010005907.pdf [firstpage_image] =>[orig_patent_app_number] => 09736111 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/736111
Method and device for triggering an uplink transmission at a correct time instant Dec 12, 2000 Issued
Array ( [id] => 6902093 [patent_doc_number] => 20010001002 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-05-10 [patent_title] => 'Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor' [patent_app_type] => new-utility [patent_app_number] => 09/731424 [patent_app_country] => US [patent_app_date] => 2000-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 11686 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 19 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20010001002.pdf [firstpage_image] =>[orig_patent_app_number] => 09731424 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/731424
Multiplex transmission apparatuses, multiplex transmission networks, and operation method therefor Dec 5, 2000 Issued
Array ( [id] => 7610407 [patent_doc_number] => 06842452 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-01-11 [patent_title] => 'Method for switching data streams' [patent_app_type] => utility [patent_app_number] => 09/712185 [patent_app_country] => US [patent_app_date] => 2000-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2060 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/842/06842452.pdf [firstpage_image] =>[orig_patent_app_number] => 09712185 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712185
Method for switching data streams Nov 14, 2000 Issued
Array ( [id] => 693582 [patent_doc_number] => 07075944 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-07-11 [patent_title] => 'Accommodation frame and transmission device of different data traffics on common carrier wave' [patent_app_type] => utility [patent_app_number] => 09/712225 [patent_app_country] => US [patent_app_date] => 2000-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8530 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 596 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/075/07075944.pdf [firstpage_image] =>[orig_patent_app_number] => 09712225 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712225
Accommodation frame and transmission device of different data traffics on common carrier wave Nov 14, 2000 Issued
Array ( [id] => 784709 [patent_doc_number] => 06993018 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-01-31 [patent_title] => 'Priority signaling for cell switching' [patent_app_type] => utility [patent_app_number] => 09/712123 [patent_app_country] => US [patent_app_date] => 2000-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4572 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/993/06993018.pdf [firstpage_image] =>[orig_patent_app_number] => 09712123 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712123
Priority signaling for cell switching Nov 14, 2000 Issued
Array ( [id] => 994978 [patent_doc_number] => 06917613 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-07-12 [patent_title] => 'Method of delivering data and real-time media utilizing a packet-switched network and a circuit-switched network' [patent_app_type] => utility [patent_app_number] => 09/712390 [patent_app_country] => US [patent_app_date] => 2000-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2874 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/917/06917613.pdf [firstpage_image] =>[orig_patent_app_number] => 09712390 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/712390
Method of delivering data and real-time media utilizing a packet-switched network and a circuit-switched network Nov 13, 2000 Issued
Array ( [id] => 786742 [patent_doc_number] => 06990117 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-01-24 [patent_title] => 'CSMA wireless LAN having antenna device and terminal station' [patent_app_type] => utility [patent_app_number] => 09/710219 [patent_app_country] => US [patent_app_date] => 2000-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 8450 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/990/06990117.pdf [firstpage_image] =>[orig_patent_app_number] => 09710219 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/710219
CSMA wireless LAN having antenna device and terminal station Nov 9, 2000 Issued
Array ( [id] => 1565570 [patent_doc_number] => 06363082 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-26 [patent_title] => 'Technique for handling undesired data over a limited bandwidth channel' [patent_app_type] => B1 [patent_app_number] => 09/710494 [patent_app_country] => US [patent_app_date] => 2000-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6091 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/363/06363082.pdf [firstpage_image] =>[orig_patent_app_number] => 09710494 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/710494
Technique for handling undesired data over a limited bandwidth channel Nov 9, 2000 Issued
Array ( [id] => 1234763 [patent_doc_number] => 06693897 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-02-17 [patent_title] => 'Method and system of screening and control of telephone calls while using a packet-switched data network' [patent_app_type] => B1 [patent_app_number] => 09/709761 [patent_app_country] => US [patent_app_date] => 2000-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5525 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/693/06693897.pdf [firstpage_image] =>[orig_patent_app_number] => 09709761 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/709761
Method and system of screening and control of telephone calls while using a packet-switched data network Nov 9, 2000 Issued
Array ( [id] => 781025 [patent_doc_number] => 06996079 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-02-07 [patent_title] => 'Handover and interworking in radio system' [patent_app_type] => utility [patent_app_number] => 09/711217 [patent_app_country] => US [patent_app_date] => 2000-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 7714 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/996/06996079.pdf [firstpage_image] =>[orig_patent_app_number] => 09711217 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/711217
Handover and interworking in radio system Nov 8, 2000 Issued
Array ( [id] => 7626039 [patent_doc_number] => 06768727 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-07-27 [patent_title] => 'Fast forward link power control for CDMA system' [patent_app_type] => B1 [patent_app_number] => 09/711219 [patent_app_country] => US [patent_app_date] => 2000-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5189 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/768/06768727.pdf [firstpage_image] =>[orig_patent_app_number] => 09711219 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/711219
Fast forward link power control for CDMA system Nov 8, 2000 Issued
Array ( [id] => 1064947 [patent_doc_number] => 06850535 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-01 [patent_title] => 'Backplane utopia bus' [patent_app_type] => utility [patent_app_number] => 09/711113 [patent_app_country] => US [patent_app_date] => 2000-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4980 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/850/06850535.pdf [firstpage_image] =>[orig_patent_app_number] => 09711113 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/711113
Backplane utopia bus Nov 8, 2000 Issued
Array ( [id] => 781059 [patent_doc_number] => 06996100 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-02-07 [patent_title] => 'Method and system for medium access on a radio channel' [patent_app_type] => utility [patent_app_number] => 09/710204 [patent_app_country] => US [patent_app_date] => 2000-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 11596 [patent_no_of_claims] => 70 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/996/06996100.pdf [firstpage_image] =>[orig_patent_app_number] => 09710204 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/710204
Method and system for medium access on a radio channel Nov 8, 2000 Issued
Array ( [id] => 7619039 [patent_doc_number] => 06944150 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-09-13 [patent_title] => 'Method and system for providing services in communications networks' [patent_app_type] => utility [patent_app_number] => 09/708836 [patent_app_country] => US [patent_app_date] => 2000-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 15225 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/944/06944150.pdf [firstpage_image] =>[orig_patent_app_number] => 09708836 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/708836
Method and system for providing services in communications networks Nov 7, 2000 Issued
Array ( [id] => 4407919 [patent_doc_number] => 06298061 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-02 [patent_title] => 'Port aggregation protocol' [patent_app_type] => 1 [patent_app_number] => 9/665776 [patent_app_country] => US [patent_app_date] => 2000-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 10672 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/298/06298061.pdf [firstpage_image] =>[orig_patent_app_number] => 665776 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/665776
Port aggregation protocol Sep 18, 2000 Issued
Array ( [id] => 954599 [patent_doc_number] => 06959016 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-10-25 [patent_title] => 'Method and apparatus for adjusting the timing of signals over fine and coarse ranges' [patent_app_type] => utility [patent_app_number] => 09/633552 [patent_app_country] => US [patent_app_date] => 2000-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 12264 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/959/06959016.pdf [firstpage_image] =>[orig_patent_app_number] => 09633552 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/633552
Method and apparatus for adjusting the timing of signals over fine and coarse ranges Aug 6, 2000 Issued
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