![](/images/general/no_picture/200_user.png)
Charles M Swift
Examiner (ID: 4931, Phone: (571)270-7756 , Office: P/2196 )
Most Active Art Unit | 2196 |
Art Unit(s) | 2191, 2196 |
Total Applications | 848 |
Issued Applications | 629 |
Pending Applications | 68 |
Abandoned Applications | 151 |
Applications
Application number | Title of the application | Filing Date | Status |
---|---|---|---|
Array
(
[id] => 4016826
[patent_doc_number] => 05859914
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-01-12
[patent_title] => 'Acoustic echo canceler'
[patent_app_type] => 1
[patent_app_number] => 8/897066
[patent_app_country] => US
[patent_app_date] => 1997-07-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 4545
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 214
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/859/05859914.pdf
[firstpage_image] =>[orig_patent_app_number] => 897066
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/897066 | Acoustic echo canceler | Jul 17, 1997 | Issued |
Array
(
[id] => 3876044
[patent_doc_number] => 05796845
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1998-08-18
[patent_title] => 'Sound field and sound image control apparatus and method'
[patent_app_type] => 1
[patent_app_number] => 8/883276
[patent_app_country] => US
[patent_app_date] => 1997-06-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 16
[patent_figures_cnt] => 16
[patent_no_of_words] => 17448
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 201
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/796/05796845.pdf
[firstpage_image] =>[orig_patent_app_number] => 883276
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/883276 | Sound field and sound image control apparatus and method | Jun 25, 1997 | Issued |
Array
(
[id] => 3756270
[patent_doc_number] => 05754665
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1998-05-19
[patent_title] => 'Noise Canceler'
[patent_app_type] => 1
[patent_app_number] => 8/879907
[patent_app_country] => US
[patent_app_date] => 1997-06-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 1391
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 209
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/754/05754665.pdf
[firstpage_image] =>[orig_patent_app_number] => 879907
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/879907 | Noise Canceler | Jun 19, 1997 | Issued |
Array
(
[id] => 6960736
[patent_doc_number] => 20010012367
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-08-09
[patent_title] => 'THREE-DIMENSIONAL SOUND REPRODUCING APPARATUS AND A THREE-DIMENSIONAL SOUND REPRODUCTION METHOD'
[patent_app_type] => new
[patent_app_number] => 08/878949
[patent_app_country] => US
[patent_app_date] => 1997-06-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 15
[patent_no_of_words] => 8509
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 86
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0012/20010012367.pdf
[firstpage_image] =>[orig_patent_app_number] => 08878949
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/878949 | Three-dimensional sound reproducing apparatus and a three-dimensional sound reproduction method | Jun 18, 1997 | Issued |
Array
(
[id] => 4190182
[patent_doc_number] => 06084971
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-07-04
[patent_title] => 'Active noise attenuation system'
[patent_app_type] => 1
[patent_app_number] => 8/872506
[patent_app_country] => US
[patent_app_date] => 1997-06-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 1426
[patent_no_of_claims] => 24
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 175
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/084/06084971.pdf
[firstpage_image] =>[orig_patent_app_number] => 872506
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/872506 | Active noise attenuation system | Jun 9, 1997 | Issued |
Array
(
[id] => 4133518
[patent_doc_number] => 06072881
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-06-06
[patent_title] => 'Microphone noise rejection system'
[patent_app_type] => 1
[patent_app_number] => 8/871116
[patent_app_country] => US
[patent_app_date] => 1997-06-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4249
[patent_no_of_claims] => 26
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/072/06072881.pdf
[firstpage_image] =>[orig_patent_app_number] => 871116
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/871116 | Microphone noise rejection system | Jun 8, 1997 | Issued |
Array
(
[id] => 4172831
[patent_doc_number] => 06104819
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-08-15
[patent_title] => 'Combination speaker and earphone apparatus'
[patent_app_type] => 1
[patent_app_number] => 8/867242
[patent_app_country] => US
[patent_app_date] => 1997-06-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 3717
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 97
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/104/06104819.pdf
[firstpage_image] =>[orig_patent_app_number] => 867242
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/867242 | Combination speaker and earphone apparatus | Jun 1, 1997 | Issued |
Array
(
[id] => 6890359
[patent_doc_number] => 20010007590
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-07-12
[patent_title] => 'LOUDNESS VOLUME CONTROL SYSTEM'
[patent_app_type] => new-utility
[patent_app_number] => 08/859706
[patent_app_country] => US
[patent_app_date] => 1997-05-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 2847
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 56
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0007/20010007590.pdf
[firstpage_image] =>[orig_patent_app_number] => 08859706
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/859706 | Loudness volume control system | May 20, 1997 | Issued |
Array
(
[id] => 1499852
[patent_doc_number] => 06404892
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-06-11
[patent_title] => 'Reduced complexity audio mixing apparatus'
[patent_app_type] => B1
[patent_app_number] => 08/861903
[patent_app_country] => US
[patent_app_date] => 1997-05-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 3228
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 107
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/404/06404892.pdf
[firstpage_image] =>[orig_patent_app_number] => 08861903
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/861903 | Reduced complexity audio mixing apparatus | May 20, 1997 | Issued |
Array
(
[id] => 4307125
[patent_doc_number] => 06236730
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-22
[patent_title] => 'Full sound enhancement using multi-input sound signals'
[patent_app_type] => 1
[patent_app_number] => 8/858586
[patent_app_country] => US
[patent_app_date] => 1997-05-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 17
[patent_no_of_words] => 3387
[patent_no_of_claims] => 60
[patent_no_of_ind_claims] => 12
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/236/06236730.pdf
[firstpage_image] =>[orig_patent_app_number] => 858586
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/858586 | Full sound enhancement using multi-input sound signals | May 18, 1997 | Issued |
Array
(
[id] => 4067392
[patent_doc_number] => 05970153
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-10-19
[patent_title] => 'Stereo spatial enhancement system'
[patent_app_type] => 1
[patent_app_number] => 8/857516
[patent_app_country] => US
[patent_app_date] => 1997-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 13
[patent_no_of_words] => 4772
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 265
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/970/05970153.pdf
[firstpage_image] =>[orig_patent_app_number] => 857516
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/857516 | Stereo spatial enhancement system | May 15, 1997 | Issued |
Array
(
[id] => 4147990
[patent_doc_number] => 06148086
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-11-14
[patent_title] => 'Method and apparatus for replacing a voice with an original lead singer\'s voice on a karaoke machine'
[patent_app_type] => 1
[patent_app_number] => 8/857317
[patent_app_country] => US
[patent_app_date] => 1997-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 11
[patent_no_of_words] => 6695
[patent_no_of_claims] => 30
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 128
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/148/06148086.pdf
[firstpage_image] =>[orig_patent_app_number] => 857317
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/857317 | Method and apparatus for replacing a voice with an original lead singer's voice on a karaoke machine | May 15, 1997 | Issued |
Array
(
[id] => 4250009
[patent_doc_number] => 06118881
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-09-12
[patent_title] => 'Reduction of flow-induced microphone noise'
[patent_app_type] => 1
[patent_app_number] => 8/853736
[patent_app_country] => US
[patent_app_date] => 1997-05-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 1931
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 56
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/118/06118881.pdf
[firstpage_image] =>[orig_patent_app_number] => 853736
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/853736 | Reduction of flow-induced microphone noise | May 12, 1997 | Issued |
Array
(
[id] => 4146689
[patent_doc_number] => 06035047
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-03-07
[patent_title] => 'System to block unwanted sound waves and alert while sleeping'
[patent_app_type] => 1
[patent_app_number] => 8/851640
[patent_app_country] => US
[patent_app_date] => 1997-05-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 6
[patent_no_of_words] => 3242
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 75
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/035/06035047.pdf
[firstpage_image] =>[orig_patent_app_number] => 851640
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/851640 | System to block unwanted sound waves and alert while sleeping | May 5, 1997 | Issued |
Array
(
[id] => 4199422
[patent_doc_number] => 06160892
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-12-12
[patent_title] => 'Active muffler'
[patent_app_type] => 1
[patent_app_number] => 8/850036
[patent_app_country] => US
[patent_app_date] => 1997-05-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 19
[patent_no_of_words] => 4201
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 166
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/160/06160892.pdf
[firstpage_image] =>[orig_patent_app_number] => 850036
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/850036 | Active muffler | May 1, 1997 | Issued |
Array
(
[id] => 4379232
[patent_doc_number] => 06192427
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-02-20
[patent_title] => 'Input/output buffer managed by sorted breakpoint hardware/software'
[patent_app_type] => 1
[patent_app_number] => 8/850887
[patent_app_country] => US
[patent_app_date] => 1997-05-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 16
[patent_no_of_words] => 6915
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 174
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/192/06192427.pdf
[firstpage_image] =>[orig_patent_app_number] => 850887
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/850887 | Input/output buffer managed by sorted breakpoint hardware/software | May 1, 1997 | Issued |
Array
(
[id] => 4399196
[patent_doc_number] => 06263083
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-07-17
[patent_title] => 'Directional tone color loudspeaker'
[patent_app_type] => 1
[patent_app_number] => 8/837297
[patent_app_country] => US
[patent_app_date] => 1997-04-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 10
[patent_no_of_words] => 7898
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 123
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/263/06263083.pdf
[firstpage_image] =>[orig_patent_app_number] => 837297
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/837297 | Directional tone color loudspeaker | Apr 10, 1997 | Issued |
Array
(
[id] => 4311991
[patent_doc_number] => 06181798
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-01-30
[patent_title] => 'Audio signal fader control system and method therefor'
[patent_app_type] => 1
[patent_app_number] => 8/826647
[patent_app_country] => US
[patent_app_date] => 1997-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 2376
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 77
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/181/06181798.pdf
[firstpage_image] =>[orig_patent_app_number] => 826647
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/826647 | Audio signal fader control system and method therefor | Apr 3, 1997 | Issued |
Array
(
[id] => 4190196
[patent_doc_number] => 06084972
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-07-04
[patent_title] => 'Integrated microphone/amplifier unit, and amplifier module therefor'
[patent_app_type] => 1
[patent_app_number] => 8/832136
[patent_app_country] => US
[patent_app_date] => 1997-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 15
[patent_no_of_words] => 4405
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 9
[patent_words_short_claim] => 139
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/084/06084972.pdf
[firstpage_image] =>[orig_patent_app_number] => 832136
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/832136 | Integrated microphone/amplifier unit, and amplifier module therefor | Apr 2, 1997 | Issued |
Array
(
[id] => 4015322
[patent_doc_number] => 05987143
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1999-11-16
[patent_title] => 'Method and apparatus for erasing acoustic echo'
[patent_app_type] => 1
[patent_app_number] => 8/823367
[patent_app_country] => US
[patent_app_date] => 1997-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5446
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 136
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/987/05987143.pdf
[firstpage_image] =>[orig_patent_app_number] => 823367
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/823367 | Method and apparatus for erasing acoustic echo | Mar 23, 1997 | Issued |