Search

David M. Purol

Examiner (ID: 14721, Phone: (571)272-6833 , Office: P/3634 )

Most Active Art Unit
3634
Art Unit(s)
3505, 3509, 3623, 3634, 2899
Total Applications
2967
Issued Applications
2215
Pending Applications
74
Abandoned Applications
679

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19039854 [patent_doc_number] => 20240089669 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => METHOD FOR CUSTOMIZING A HEARING APPARATUS, HEARING APPARATUS AND COMPUTER PROGRAM PRODUCT [patent_app_type] => utility [patent_app_number] => 18/500615 [patent_app_country] => US [patent_app_date] => 2023-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18500615 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/500615
METHOD FOR CUSTOMIZING A HEARING APPARATUS, HEARING APPARATUS AND COMPUTER PROGRAM PRODUCT Nov 1, 2023 Pending
Array ( [id] => 20004046 [patent_doc_number] => 20250142268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => HEARING DEVICE WITH FACEPLATE-MOUNTED ANTENNA [patent_app_type] => utility [patent_app_number] => 18/498666 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18498666 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/498666
HEARING DEVICE WITH FACEPLATE-MOUNTED ANTENNA Oct 30, 2023 Pending
Array ( [id] => 19148006 [patent_doc_number] => 20240147113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => EARPHONES [patent_app_type] => utility [patent_app_number] => 18/499199 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 57746 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499199 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499199
EARPHONES Oct 30, 2023 Pending
Array ( [id] => 18992481 [patent_doc_number] => 20240064450 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => ACOUSTICAL DAMPING SYSTEM FOR HEADPHONES [patent_app_type] => utility [patent_app_number] => 18/497552 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18497552 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/497552
ACOUSTICAL DAMPING SYSTEM FOR HEADPHONES Oct 29, 2023 Pending
Array ( [id] => 18928720 [patent_doc_number] => 20240031724 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => EARPHONE [patent_app_type] => utility [patent_app_number] => 18/476212 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 80570 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476212 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476212
EARPHONE Sep 26, 2023 Pending
Array ( [id] => 18928721 [patent_doc_number] => 20240031725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => EARPHONE [patent_app_type] => utility [patent_app_number] => 18/476225 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 69971 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476225 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476225
EARPHONE Sep 26, 2023 Pending
Array ( [id] => 20376389 [patent_doc_number] => 12483842 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-25 [patent_title] => Systems and methods for suppressing sound leakage [patent_app_type] => utility [patent_app_number] => 18/472180 [patent_app_country] => US [patent_app_date] => 2023-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 62 [patent_no_of_words] => 51319 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18472180 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/472180
Systems and methods for suppressing sound leakage Sep 20, 2023 Issued
Array ( [id] => 18884435 [patent_doc_number] => 20240007804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => SYSTEMS AND METHODS FOR SUPPRESSING SOUND LEAKAGE [patent_app_type] => utility [patent_app_number] => 18/468676 [patent_app_country] => US [patent_app_date] => 2023-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 41364 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18468676 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/468676
SYSTEMS AND METHODS FOR SUPPRESSING SOUND LEAKAGE Sep 14, 2023 Pending
Array ( [id] => 18867536 [patent_doc_number] => 20230421973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => ELECTRONIC DEVICE USING A COMPOUND METRIC FOR SOUND ENHANCEMENT [patent_app_type] => utility [patent_app_number] => 18/367017 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7530 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18367017 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/367017
Electronic device using a compound metric for sound enhancement Sep 11, 2023 Issued
Array ( [id] => 19009560 [patent_doc_number] => 20240073631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => EAR CANAL MICROPHONE UTILIZING COMMUNICATIONS WITH HEARING IMPLANT [patent_app_type] => utility [patent_app_number] => 18/463802 [patent_app_country] => US [patent_app_date] => 2023-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15542 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18463802 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/463802
Ear canal microphone utilizing communications with hearing implant Sep 7, 2023 Issued
Array ( [id] => 20449647 [patent_doc_number] => 20260006375 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => Spatial Imaging on Audio Playback Devices [patent_app_type] => utility [patent_app_number] => 19/109896 [patent_app_country] => US [patent_app_date] => 2023-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14434 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19109896 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/109896
Spatial Imaging on Audio Playback Devices Sep 5, 2023 Pending
Array ( [id] => 18867538 [patent_doc_number] => 20230421975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => HEARING AID IMPLANT RECHARGING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/240272 [patent_app_country] => US [patent_app_date] => 2023-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6950 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18240272 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/240272
HEARING AID IMPLANT RECHARGING SYSTEM Aug 29, 2023 Abandoned
Array ( [id] => 18850586 [patent_doc_number] => 20230412990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-21 [patent_title] => HEARING AID COMPRISING A PHYSIOLOGICAL SENSOR [patent_app_type] => utility [patent_app_number] => 18/458585 [patent_app_country] => US [patent_app_date] => 2023-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18458585 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/458585
Hearing aid comprising a physiological sensor Aug 29, 2023 Issued
Array ( [id] => 18834974 [patent_doc_number] => 20230403501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => AUDIO SYSTEMS, DEVICES, MEMS MICROPHONES, AND METHODS THEREOF [patent_app_type] => utility [patent_app_number] => 18/238482 [patent_app_country] => US [patent_app_date] => 2023-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18238482 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/238482
Audio systems, devices, mems microphones, and methods thereof Aug 25, 2023 Issued
Array ( [id] => 18834989 [patent_doc_number] => 20230403516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-14 [patent_title] => EAR-WORN ELECTRONIC DEVICE CONFIGURED TO COMPENSATE FOR HUNCHED OR STOOPED POSTURE [patent_app_type] => utility [patent_app_number] => 18/238170 [patent_app_country] => US [patent_app_date] => 2023-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10463 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18238170 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/238170
Ear-worn electronic device configured to compensate for hunched or stooped posture Aug 24, 2023 Issued
Array ( [id] => 18822594 [patent_doc_number] => 20230396935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => ESTIMATING A BATTERY LIFE OF A HEARING INSTRUMENT [patent_app_type] => utility [patent_app_number] => 18/453012 [patent_app_country] => US [patent_app_date] => 2023-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11689 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18453012 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/453012
Estimating a battery life of a hearing instrument Aug 20, 2023 Issued
Array ( [id] => 19017645 [patent_doc_number] => 11924600 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-05 [patent_title] => Open earphones [patent_app_type] => utility [patent_app_number] => 18/452112 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 26 [patent_no_of_words] => 37945 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/452112
Open earphones Aug 17, 2023 Issued
Array ( [id] => 20275998 [patent_doc_number] => 12445786 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Active noise control for sound quality in hearing devices [patent_app_type] => utility [patent_app_number] => 18/446808 [patent_app_country] => US [patent_app_date] => 2023-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2720 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18446808 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/446808
Active noise control for sound quality in hearing devices Aug 8, 2023 Issued
Array ( [id] => 19517310 [patent_doc_number] => 20240348996 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => CRYSTAL OSCILLATOR POWER REDUCTION MECHANISM [patent_app_type] => utility [patent_app_number] => 18/363167 [patent_app_country] => US [patent_app_date] => 2023-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18363167 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/363167
Crystal oscillator power reduction mechanism Jul 31, 2023 Issued
Array ( [id] => 19907464 [patent_doc_number] => 12284490 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Speaker unit for a hearing aid device system, and hearing aid device system [patent_app_type] => utility [patent_app_number] => 18/356568 [patent_app_country] => US [patent_app_date] => 2023-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 3491 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18356568 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/356568
Speaker unit for a hearing aid device system, and hearing aid device system Jul 20, 2023 Abandoned
Menu