Search

David H. Malzahn

Examiner (ID: 17134, Phone: (571)272-3727 , Office: P/2182 )

Most Active Art Unit
2193
Art Unit(s)
2193, 2306, 2301, 2787, 2182, 2121, 2302, 2124, 2183, 2307, 2786
Total Applications
3174
Issued Applications
2743
Pending Applications
60
Abandoned Applications
371

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19882411 [patent_doc_number] => RE050361 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2025-04-08 [patent_title] => Percutaneous electrical phrenic nerve stimulation system [patent_app_type] => reissue [patent_app_number] => 17/977372 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7683 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17977372 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977372
Percutaneous electrical phrenic nerve stimulation system Oct 30, 2022 Issued
Array ( [id] => 19736592 [patent_doc_number] => RE050293 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2025-02-04 [patent_title] => Tinnitus treatment device and recording medium [patent_app_type] => reissue [patent_app_number] => 17/974065 [patent_app_country] => US [patent_app_date] => 2022-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 43 [patent_no_of_words] => 26053 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17974065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/974065
Tinnitus treatment device and recording medium Oct 25, 2022 Issued
17/956415 DISPLAY APPARATUS AND METHOD OF CONTROLLING A DISPLAY APPARATUS IN A VOICE RECOGNITION SYSTEM Sep 28, 2022 Pending
Array ( [id] => 20142179 [patent_doc_number] => RE050513 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2025-08-05 [patent_title] => Systems and methods for improved visualization during minimally invasive procedures [patent_app_type] => reissue [patent_app_number] => 17/952629 [patent_app_country] => US [patent_app_date] => 2022-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 11907 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17952629 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/952629
Systems and methods for improved visualization during minimally invasive procedures Sep 25, 2022 Issued
17/939104 A WIRELESS DEVICE AND SELECTIVE USER CONTROL AND MANAGEMENT OF A WIRELESS DEVICE AND DATA Sep 6, 2022 Pending
Array ( [id] => 19554308 [patent_doc_number] => 20240366100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => METHOD FOR EXTRACTING HEART RATE VARIABILITY FEATURE VALUE [patent_app_type] => utility [patent_app_number] => 18/291164 [patent_app_country] => US [patent_app_date] => 2022-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15823 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18291164 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/291164
METHOD FOR EXTRACTING HEART RATE VARIABILITY FEATURE VALUE Aug 9, 2022 Pending
90/015086 System and Method for Evaluating Changes in the Efficiency of an HVAC System Aug 3, 2022 Issued
Array ( [id] => 20591758 [patent_doc_number] => RE050823 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2026-03-17 [patent_title] => Systems and methods for improved tractography images [patent_app_type] => reissue [patent_app_number] => 17/858788 [patent_app_country] => US [patent_app_date] => 2022-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4107 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17858788 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/858788
Systems and methods for improved tractography images Jul 5, 2022 Issued
Array ( [id] => 19946430 [patent_doc_number] => RE050447 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2025-06-03 [patent_title] => System and method for in-situ measurement of viscoelastic material properties using continuous-wave ultrasound [patent_app_type] => reissue [patent_app_number] => 17/854118 [patent_app_country] => US [patent_app_date] => 2022-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 1889 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17854118 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/854118
System and method for in-situ measurement of viscoelastic material properties using continuous-wave ultrasound Jun 29, 2022 Issued
Array ( [id] => 19224804 [patent_doc_number] => RE050009 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-06-11 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845375 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43843 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845375 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845375
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19439287 [patent_doc_number] => RE050132 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-09-17 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845465 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43845 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845465 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845465
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19471960 [patent_doc_number] => RE050159 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-10-01 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845632 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43869 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845632 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845632
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19534957 [patent_doc_number] => RE050194 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-10-29 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845407 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43867 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845407 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845407
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19208906 [patent_doc_number] => RE049999 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-06-04 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845607 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43975 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845607 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845607
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19456238 [patent_doc_number] => RE050144 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-09-24 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845503 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43874 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845503
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19324210 [patent_doc_number] => RE050054 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-07-23 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845564 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43959 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845564 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845564
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19471959 [patent_doc_number] => RE050158 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-10-01 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845580 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43994 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845580 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845580
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19471958 [patent_doc_number] => RE050157 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-10-01 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845520 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43850 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845520 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845520
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19240520 [patent_doc_number] => RE050015 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2024-06-18 [patent_title] => Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples [patent_app_type] => reissue [patent_app_number] => 17/845435 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 32 [patent_no_of_words] => 43834 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845435
Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples Jun 20, 2022 Issued
Array ( [id] => 19387388 [patent_doc_number] => 20240277258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => SYSTEM FOR GENERATING DRUG PRESCRIPTION RECOMMENDATIONS FOR IMPROVING ATTENTION, AND METHOD OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/571001 [patent_app_country] => US [patent_app_date] => 2022-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18571001 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/571001
SYSTEM FOR GENERATING DRUG PRESCRIPTION RECOMMENDATIONS FOR IMPROVING ATTENTION, AND METHOD OF USE THEREOF Jun 16, 2022 Pending
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