Search

David M. Purol

Examiner (ID: 3560, Phone: (571)272-6833 , Office: P/3634 )

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

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20352977 [patent_doc_number] => 20250349829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE [patent_app_type] => utility [patent_app_number] => 19/273184 [patent_app_country] => US [patent_app_date] => 2025-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27487 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19273184 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/273184
POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE Jul 17, 2025 Pending
Array ( [id] => 20191824 [patent_doc_number] => 20250268534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => Elastomers Enhanced with in situ Formation of 2D Nanoparticles from Layered Materials for Multifunctional Sensors [patent_app_type] => utility [patent_app_number] => 19/205624 [patent_app_country] => US [patent_app_date] => 2025-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 19205624 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/205624
Elastomers Enhanced with in situ Formation of 2D Nanoparticles from Layered Materials for Multifunctional Sensors May 11, 2025 Pending
Array ( [id] => 20393361 [patent_doc_number] => 20250368836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => Polymer Thick Film Positive Temperature Coefficient Carbon Resistor Composition [patent_app_type] => utility [patent_app_number] => 19/189336 [patent_app_country] => US [patent_app_date] => 2025-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19189336 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/189336
Polymer Thick Film Positive Temperature Coefficient Carbon Resistor Composition Apr 24, 2025 Pending
Array ( [id] => 20136040 [patent_doc_number] => 20250243084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => PRODUCTION METHOD FOR POSITIVE ELECTRODE ACTIVE MATERIAL [patent_app_type] => utility [patent_app_number] => 19/036727 [patent_app_country] => US [patent_app_date] => 2025-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3593 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19036727 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/036727
PRODUCTION METHOD FOR POSITIVE ELECTRODE ACTIVE MATERIAL Jan 23, 2025 Pending
Array ( [id] => 20033409 [patent_doc_number] => 20250171631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => RESIN COMPOSITION AND MOLDED BODY [patent_app_type] => utility [patent_app_number] => 19/035060 [patent_app_country] => US [patent_app_date] => 2025-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6748 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19035060 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/035060
RESIN COMPOSITION AND MOLDED BODY Jan 22, 2025 Pending
Array ( [id] => 20382058 [patent_doc_number] => 20250364551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-27 [patent_title] => ELECTRODE ACTIVE MATERIAL [patent_app_type] => utility [patent_app_number] => 19/021220 [patent_app_country] => US [patent_app_date] => 2025-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19021220 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/021220
ELECTRODE ACTIVE MATERIAL Jan 14, 2025 Pending
18/868927 COMPOSITION COMPRISING AT LEAST ONE SOLID ORGANIC PEROXIDE Nov 24, 2024 Pending
Array ( [id] => 20002619 [patent_doc_number] => 20250140841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL, BATTERY, AND METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL [patent_app_type] => utility [patent_app_number] => 18/924344 [patent_app_country] => US [patent_app_date] => 2024-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18924344 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/924344
POSITIVE ELECTRODE ACTIVE MATERIAL, BATTERY, AND METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL Oct 22, 2024 Pending
Array ( [id] => 19773530 [patent_doc_number] => 20250054956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => ANODE MATERIAL, PREPARATION METHOD THEREOF, AND LITHIUM ION BATTERY [patent_app_type] => utility [patent_app_number] => 18/923598 [patent_app_country] => US [patent_app_date] => 2024-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18923598 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/923598
ANODE MATERIAL, PREPARATION METHOD THEREOF, AND LITHIUM ION BATTERY Oct 21, 2024 Pending
Array ( [id] => 19770173 [patent_doc_number] => 20250051599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => PHENOL COMPOUND, CONDUCTIVE PASTE COMPOSITION, METHOD FOR PRODUCING CONDUCTIVE PASTE COMPOSITION, CONDUCTIVE WIRE, AND METHOD FOR PRODUCING CONDUCTIVE WIRE [patent_app_type] => utility [patent_app_number] => 18/915566 [patent_app_country] => US [patent_app_date] => 2024-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18449 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18915566 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/915566
Phenol compound, conductive paste composition, method for producing conductive paste composition, conductive wire, and method for producing conductive wire Oct 14, 2024 Issued
Array ( [id] => 19862452 [patent_doc_number] => 20250101238 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => SILVER NANOWIRE BASED, ELECTRICALLY CONDUCTIVE INKS, PASTES AND ELECTRICALLY CONDUCTIVE POLYMER COMPOSITES WITH METAL PARTICULATES, AND CORRESPONDING METHODS [patent_app_type] => utility [patent_app_number] => 18/899760 [patent_app_country] => US [patent_app_date] => 2024-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19353 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18899760 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/899760
SILVER NANOWIRE BASED, ELECTRICALLY CONDUCTIVE INKS, PASTES AND ELECTRICALLY CONDUCTIVE POLYMER COMPOSITES WITH METAL PARTICULATES, AND CORRESPONDING METHODS Sep 26, 2024 Pending
Array ( [id] => 20002605 [patent_doc_number] => 20250140827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL FOR SODIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND SODIUM SECONDARY [patent_app_type] => utility [patent_app_number] => 18/820309 [patent_app_country] => US [patent_app_date] => 2024-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18820309 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/820309
POSITIVE ELECTRODE ACTIVE MATERIAL FOR SODIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME, AND SODIUM SECONDARY Aug 29, 2024 Pending
Array ( [id] => 19500221 [patent_doc_number] => 20240339239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => Antistatic or Electrically Conductive Polymeric Composition with Reduced Hysteresis [patent_app_type] => utility [patent_app_number] => 18/748616 [patent_app_country] => US [patent_app_date] => 2024-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18748616 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/748616
Antistatic or electrically conductive polymeric composition with reduced hysteresis Jun 19, 2024 Issued
Array ( [id] => 19586560 [patent_doc_number] => 20240384117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => TRANSPARENT CONDUCTIVE OXIDE PARTICLES AND METHODS RELATED THERETO [patent_app_type] => utility [patent_app_number] => 18/666078 [patent_app_country] => US [patent_app_date] => 2024-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9714 [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] => 18666078 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/666078
TRANSPARENT CONDUCTIVE OXIDE PARTICLES AND METHODS RELATED THERETO May 15, 2024 Pending
Array ( [id] => 19418300 [patent_doc_number] => 20240294423 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => WAVELENGTH CONVERSION MEMBER AND LIGHT EMITTING DEVICE USING SAME [patent_app_type] => utility [patent_app_number] => 18/645479 [patent_app_country] => US [patent_app_date] => 2024-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18645479 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/645479
Wavelength conversion member and light emitting device using same Apr 24, 2024 Issued
Array ( [id] => 19381114 [patent_doc_number] => 20240270984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => CONDUCTIVE TWO-DIMENSIONAL PARTICLE-CONTAINING COMPOSITION, CONDUCTIVE FILM, AND METHOD OF PRODUCING CONDUCTIVE TWO-DIMENSIONAL PARTICLE-CONTAINING COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/610748 [patent_app_country] => US [patent_app_date] => 2024-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18610748 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/610748
Conductive two-dimensional particle-containing composition, conductive film, and method of producing conductive two-dimensional particle-containing composition Mar 19, 2024 Issued
Array ( [id] => 20085253 [patent_doc_number] => 20250215189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => CONDUCTIVE MATERIAL WITH HIGH STRETCHABILITY AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/598918 [patent_app_country] => US [patent_app_date] => 2024-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1052 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18598918 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/598918
Conductive material with high stretchability and preparation method thereof Mar 6, 2024 Issued
Array ( [id] => 19321708 [patent_doc_number] => 20240243255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-18 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE [patent_app_type] => utility [patent_app_number] => 18/442470 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31877 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18442470 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442470
Positive electrode active material particle Feb 14, 2024 Issued
Array ( [id] => 19221782 [patent_doc_number] => 20240186486 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE [patent_app_type] => utility [patent_app_number] => 18/442450 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18442450 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442450
POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE Feb 14, 2024 Abandoned
Array ( [id] => 19364468 [patent_doc_number] => 20240266502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE [patent_app_type] => utility [patent_app_number] => 18/442424 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 31855 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18442424 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442424
POSITIVE ELECTRODE ACTIVE MATERIAL PARTICLE Feb 14, 2024 Abandoned
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