Search

David H Malzahn

Examiner (ID: 9212, Phone: (571)272-3727 , Office: P/2182 )

Most Active Art Unit
2193
Art Unit(s)
2787, 2124, 2301, 2182, 2302, 2306, 2307, 2121, 2193, 2183, 2786
Total Applications
3174
Issued Applications
2742
Pending Applications
60
Abandoned Applications
371

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7253659 [patent_doc_number] => 20050273324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-08 [patent_title] => 'System for providing audio data and providing method thereof' [patent_app_type] => utility [patent_app_number] => 11/147593 [patent_app_country] => US [patent_app_date] => 2005-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4919 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0273/20050273324.pdf [firstpage_image] =>[orig_patent_app_number] => 11147593 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/147593
System for providing audio data and providing method thereof Jun 5, 2005 Abandoned
Array ( [id] => 5833776 [patent_doc_number] => 20060245606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-02 [patent_title] => 'Electret condenser microphone and manufacturing method thereof' [patent_app_type] => utility [patent_app_number] => 11/131969 [patent_app_country] => US [patent_app_date] => 2005-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3647 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0245/20060245606.pdf [firstpage_image] =>[orig_patent_app_number] => 11131969 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/131969
Electret condenser microphone and manufacturing method thereof May 17, 2005 Abandoned
Array ( [id] => 7110136 [patent_doc_number] => 20050207591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-22 [patent_title] => 'Audio input unit, audio input method and audio input and output unit' [patent_app_type] => utility [patent_app_number] => 11/131692 [patent_app_country] => US [patent_app_date] => 2005-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 12825 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0207/20050207591.pdf [firstpage_image] =>[orig_patent_app_number] => 11131692 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/131692
Audio input unit, audio input method and audio input and output unit May 17, 2005 Abandoned
Array ( [id] => 5624433 [patent_doc_number] => 20060262938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-23 [patent_title] => 'Adapted audio response' [patent_app_type] => utility [patent_app_number] => 11/131913 [patent_app_country] => US [patent_app_date] => 2005-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 11161 [patent_no_of_claims] => 63 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0262/20060262938.pdf [firstpage_image] =>[orig_patent_app_number] => 11131913 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/131913
Adapted audio response May 17, 2005 Abandoned
Array ( [id] => 5626710 [patent_doc_number] => 20060265215 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-11-23 [patent_title] => 'Signal processing system for tonal noise robustness' [patent_app_type] => utility [patent_app_number] => 11/131150 [patent_app_country] => US [patent_app_date] => 2005-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5923 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0265/20060265215.pdf [firstpage_image] =>[orig_patent_app_number] => 11131150 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/131150
Signal processing system for tonal noise robustness May 16, 2005 Issued
Array ( [id] => 6976631 [patent_doc_number] => 20050286346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-29 [patent_title] => 'High intensity directional electroacoustic sound generating system for communications targeting' [patent_app_type] => utility [patent_app_number] => 11/131453 [patent_app_country] => US [patent_app_date] => 2005-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5738 [patent_no_of_claims] => 60 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0286/20050286346.pdf [firstpage_image] =>[orig_patent_app_number] => 11131453 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/131453
High intensity directional electroacoustic sound generating system for communications targeting May 15, 2005 Abandoned
Array ( [id] => 7070795 [patent_doc_number] => 20050246180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-03 [patent_title] => 'Audio signal process circuit' [patent_app_type] => utility [patent_app_number] => 11/117097 [patent_app_country] => US [patent_app_date] => 2005-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7035 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0246/20050246180.pdf [firstpage_image] =>[orig_patent_app_number] => 11117097 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/117097
Audio signal process circuit Apr 27, 2005 Abandoned
Array ( [id] => 5636565 [patent_doc_number] => 20060067538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-30 [patent_title] => 'Acoustic device with a noise reduction unit' [patent_app_type] => utility [patent_app_number] => 11/068578 [patent_app_country] => US [patent_app_date] => 2005-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 1779 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0067/20060067538.pdf [firstpage_image] =>[orig_patent_app_number] => 11068578 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/068578
Acoustic device with a noise reduction unit Feb 27, 2005 Abandoned
Array ( [id] => 7166684 [patent_doc_number] => 20050201573 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-15 [patent_title] => 'Musical instrument audio amplifier circuit and system for producing distortion effects' [patent_app_type] => utility [patent_app_number] => 11/068075 [patent_app_country] => US [patent_app_date] => 2005-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4362 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0201/20050201573.pdf [firstpage_image] =>[orig_patent_app_number] => 11068075 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/068075
Musical instrument audio amplifier circuit and system for producing distortion effects Feb 27, 2005 Abandoned
Array ( [id] => 7110127 [patent_doc_number] => 20050207582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-22 [patent_title] => 'Test apparatus, test method, and computer program' [patent_app_type] => utility [patent_app_number] => 11/067883 [patent_app_country] => US [patent_app_date] => 2005-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 17286 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0207/20050207582.pdf [firstpage_image] =>[orig_patent_app_number] => 11067883 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/067883
Test apparatus, test method, and computer program Feb 27, 2005 Issued
Array ( [id] => 5597359 [patent_doc_number] => 20060161277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-20 [patent_title] => 'Portable personal pocket-sized audio sound equalizer to be used in-line with headphones or speakers' [patent_app_type] => utility [patent_app_number] => 10/950372 [patent_app_country] => US [patent_app_date] => 2005-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 461 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0161/20060161277.pdf [firstpage_image] =>[orig_patent_app_number] => 10950372 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/950372
Portable personal pocket-sized audio sound equalizer to be used in-line with headphones or speakers Jan 18, 2005 Abandoned
Array ( [id] => 7190964 [patent_doc_number] => 20050163330 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-28 [patent_title] => 'Acoustic measuring system for locating noise sources' [patent_app_type] => utility [patent_app_number] => 11/027939 [patent_app_country] => US [patent_app_date] => 2005-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2135 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0163/20050163330.pdf [firstpage_image] =>[orig_patent_app_number] => 11027939 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/027939
Acoustic measuring system for locating noise sources Jan 3, 2005 Issued
Array ( [id] => 126119 [patent_doc_number] => 07706550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-27 [patent_title] => 'Noise suppression apparatus and method' [patent_app_type] => utility [patent_app_number] => 11/028317 [patent_app_country] => US [patent_app_date] => 2005-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 6238 [patent_no_of_claims] => 20 [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/07/706/07706550.pdf [firstpage_image] =>[orig_patent_app_number] => 11028317 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/028317
Noise suppression apparatus and method Jan 3, 2005 Issued
Array ( [id] => 7004175 [patent_doc_number] => 20050169488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Acoustic characteristic adjustment device' [patent_app_type] => utility [patent_app_number] => 11/024770 [patent_app_country] => US [patent_app_date] => 2004-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 22687 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0169/20050169488.pdf [firstpage_image] =>[orig_patent_app_number] => 11024770 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/024770
Acoustic characteristic adjustment device Dec 29, 2004 Abandoned
Array ( [id] => 5630592 [patent_doc_number] => 20060147060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-06 [patent_title] => 'Multifunction preamplifier microphone' [patent_app_type] => utility [patent_app_number] => 11/026846 [patent_app_country] => US [patent_app_date] => 2004-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3838 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0147/20060147060.pdf [firstpage_image] =>[orig_patent_app_number] => 11026846 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/026846
Multifunction preamplifier microphone Dec 29, 2004 Abandoned
Array ( [id] => 5901392 [patent_doc_number] => 20060045304 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-02 [patent_title] => 'Smart earphone systems devices and methods' [patent_app_type] => utility [patent_app_number] => 11/026214 [patent_app_country] => US [patent_app_date] => 2004-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6922 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0045/20060045304.pdf [firstpage_image] =>[orig_patent_app_number] => 11026214 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/026214
Smart earphone systems devices and methods Dec 29, 2004 Abandoned
10/796687 Wearable speaker vest/jacket with removable sleeves that comes with sport wristwatch & hood speaker headphone Dec 28, 2004 Abandoned
Array ( [id] => 5654684 [patent_doc_number] => 20060140419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-06-29 [patent_title] => 'Vacuum tube audio frequency power amplifier variable amplitude clipper' [patent_app_type] => utility [patent_app_number] => 11/024113 [patent_app_country] => US [patent_app_date] => 2004-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 725 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0140/20060140419.pdf [firstpage_image] =>[orig_patent_app_number] => 11024113 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/024113
Vacuum tube audio frequency power amplifier variable amplitude clipper Dec 27, 2004 Abandoned
Array ( [id] => 7541987 [patent_doc_number] => 08059835 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-15 [patent_title] => 'Impulsive communication activated computer control device and method' [patent_app_type] => utility [patent_app_number] => 11/024110 [patent_app_country] => US [patent_app_date] => 2004-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4337 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 365 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/059/08059835.pdf [firstpage_image] =>[orig_patent_app_number] => 11024110 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/024110
Impulsive communication activated computer control device and method Dec 26, 2004 Issued
Array ( [id] => 5792733 [patent_doc_number] => 20060013414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-01-19 [patent_title] => 'METHODS AND RELATED CIRCUIT FOR AUTOMATIC AUDIO VOLUME LEVEL CONTROL' [patent_app_type] => utility [patent_app_number] => 10/904706 [patent_app_country] => US [patent_app_date] => 2004-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6012 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20060013414.pdf [firstpage_image] =>[orig_patent_app_number] => 10904706 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/904706
METHODS AND RELATED CIRCUIT FOR AUTOMATIC AUDIO VOLUME LEVEL CONTROL Nov 23, 2004 Abandoned
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