Search

David Patrick Angwin

Supervisory Patent Examiner (ID: 8828, Phone: (571)270-3735 , Office: P/3742 )

Most Active Art Unit
3729
Art Unit(s)
3754, 3729, 3742, 4155
Total Applications
557
Issued Applications
367
Pending Applications
22
Abandoned Applications
173

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18683954 [patent_doc_number] => 11779664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-10 [patent_title] => Targeted contrast agents for MRI of alpha-synuclein deposition [patent_app_type] => utility [patent_app_number] => 17/737928 [patent_app_country] => US [patent_app_date] => 2022-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 14475 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737928 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737928
Targeted contrast agents for MRI of alpha-synuclein deposition May 4, 2022 Issued
Array ( [id] => 17981278 [patent_doc_number] => 20220347314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => MICROBUBBLE-CHEMOTHERAPEUTIC AGENT COMPLEX FOR SONODYNAMIC THERAPY [patent_app_type] => utility [patent_app_number] => 17/734484 [patent_app_country] => US [patent_app_date] => 2022-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17971 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 17734484 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/734484
Microbubble-chemotherapeutic agent complex for sonodynamic therapy May 1, 2022 Issued
Array ( [id] => 18418517 [patent_doc_number] => 20230172975 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => Gold-Platinum Based Bi-Metallic Nanocrystal Suspensions, Electrochemical Manufacturing Processes Therefor and Uses for the Same [patent_app_type] => utility [patent_app_number] => 17/708253 [patent_app_country] => US [patent_app_date] => 2022-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 60522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17708253 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/708253
Gold-Platinum Based Bi-Metallic Nanocrystal Suspensions, Electrochemical Manufacturing Processes Therefor and Uses for the Same Mar 29, 2022 Abandoned
Array ( [id] => 18043484 [patent_doc_number] => 11517416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-06 [patent_title] => Bioartificial pancreas [patent_app_type] => utility [patent_app_number] => 17/697692 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 21 [patent_no_of_words] => 12320 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17697692 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/697692
Bioartificial pancreas Mar 16, 2022 Issued
Array ( [id] => 17718945 [patent_doc_number] => 20220211664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => LYMPH DIRECTING PRODRUGS [patent_app_type] => utility [patent_app_number] => 17/697694 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29852 [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] => 17697694 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/697694
LYMPH DIRECTING PRODRUGS Mar 16, 2022 Abandoned
Array ( [id] => 17593628 [patent_doc_number] => 20220143201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => COMPOSITION COMPRISING A POLYMERIC REAGENT [patent_app_type] => utility [patent_app_number] => 17/586495 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 32870 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -65 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586495 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/586495
COMPOSITION COMPRISING A POLYMERIC REAGENT Jan 26, 2022 Abandoned
Array ( [id] => 17718913 [patent_doc_number] => 20220211632 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => THERMORESPONSIVE HYDROGEL CONTAINING POLYMER MICROPARTICLES FOR NONINVASIVE OCULAR DRUG DELIVERY [patent_app_type] => utility [patent_app_number] => 17/580988 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17580988 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/580988
Thermoresponsive hydrogel containing polymer microparticles for noninvasive ocular drug delivery Jan 20, 2022 Issued
Array ( [id] => 18970509 [patent_doc_number] => 20240050601 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => COMPOSITIONS AND ASSOCIATED METHODS FOR SUSTAINED-RELEASE OF RADIOACTIVE AGENTS AND THEIR APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/259438 [patent_app_country] => US [patent_app_date] => 2021-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19280 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18259438 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/259438
COMPOSITIONS AND ASSOCIATED METHODS FOR SUSTAINED-RELEASE OF RADIOACTIVE AGENTS AND THEIR APPLICATIONS Dec 27, 2021 Pending
Array ( [id] => 17625889 [patent_doc_number] => 20220160904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-26 [patent_title] => CHELATING PLATFORM FOR DELIVERY OF RADIONUCLIDES [patent_app_type] => utility [patent_app_number] => 17/643734 [patent_app_country] => US [patent_app_date] => 2021-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 36363 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17643734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/643734
Chelating platform for delivery of radionuclides Dec 9, 2021 Issued
Array ( [id] => 19777462 [patent_doc_number] => 12226483 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-18 [patent_title] => Phosphor-containing drug activator, suspension thereof, system containing the suspension, and methods for use [patent_app_type] => utility [patent_app_number] => 17/538770 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 30 [patent_no_of_words] => 18858 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538770 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538770
Phosphor-containing drug activator, suspension thereof, system containing the suspension, and methods for use Nov 29, 2021 Issued
Array ( [id] => 17472432 [patent_doc_number] => 20220079936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => MULTI-ARM POLYMER PRODRUGS [patent_app_type] => utility [patent_app_number] => 17/535385 [patent_app_country] => US [patent_app_date] => 2021-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28945 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17535385 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/535385
MULTI-ARM POLYMER PRODRUGS Nov 23, 2021 Abandoned
Array ( [id] => 17532272 [patent_doc_number] => 20220110881 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => COMPOSITIONS AND METHODS FOR DELIVERY OF RNA [patent_app_type] => utility [patent_app_number] => 17/523442 [patent_app_country] => US [patent_app_date] => 2021-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18477 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17523442 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/523442
COMPOSITIONS AND METHODS FOR DELIVERY OF RNA Nov 9, 2021 Abandoned
Array ( [id] => 17596944 [patent_doc_number] => 20220146518 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => TAG FOR LABELING BIOMOLECULES [patent_app_type] => utility [patent_app_number] => 17/523628 [patent_app_country] => US [patent_app_date] => 2021-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20723 [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] => 17523628 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/523628
TAG FOR LABELING BIOMOLECULES Nov 9, 2021 Abandoned
Array ( [id] => 17426694 [patent_doc_number] => 20220054402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => COMPOSITIONS AND METHODS FOR EXTRACTING, STABILIZING, AND MANUFACTURING STABLE DOSAGE FORMS OF PSILOCIN, PSYCHEDELIC DRUGS, ENTHEOGENS, AND MEDICINAL MUSHROOMS AS NANO-DIMENSIONAL DRUG DELIVERY STRUCTURES [patent_app_type] => utility [patent_app_number] => 17/518091 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17518091 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/518091
COMPOSITIONS AND METHODS FOR EXTRACTING, STABILIZING, AND MANUFACTURING STABLE DOSAGE FORMS OF PSILOCIN, PSYCHEDELIC DRUGS, ENTHEOGENS, AND MEDICINAL MUSHROOMS AS NANO-DIMENSIONAL DRUG DELIVERY STRUCTURES Nov 2, 2021 Pending
Array ( [id] => 18865714 [patent_doc_number] => 20230420151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => PHOSPHATE BASED TARGETS [patent_app_type] => utility [patent_app_number] => 18/033911 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18033911 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/033911
PHOSPHATE BASED TARGETS Oct 28, 2021 Pending
Array ( [id] => 17412822 [patent_doc_number] => 20220047726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-17 [patent_title] => FORMATION AND USES OF EUROPIUM [patent_app_type] => utility [patent_app_number] => 17/511769 [patent_app_country] => US [patent_app_date] => 2021-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9966 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17511769 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/511769
FORMATION AND USES OF EUROPIUM Oct 26, 2021 Abandoned
Array ( [id] => 17546757 [patent_doc_number] => 20220118098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-21 [patent_title] => MULTI-CONJUGATES COMPRISING A MONO-SUBSTITUTED HOMO-BIVALENT LINKER [patent_app_type] => utility [patent_app_number] => 17/503053 [patent_app_country] => US [patent_app_date] => 2021-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22511 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 17503053 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/503053
MULTI-CONJUGATES COMPRISING A MONO-SUBSTITUTED HOMO-BIVALENT LINKER Oct 14, 2021 Pending
Array ( [id] => 17472552 [patent_doc_number] => 20220080056 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => DENDRIMER COMPOSITIONS AND USE IN TREATMENT OF NECROTIZING ENTEROCOLITIS AND OTHER GASTROINTESTINAL DISORDERS [patent_app_type] => utility [patent_app_number] => 17/484175 [patent_app_country] => US [patent_app_date] => 2021-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 17484175 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/484175
DENDRIMER COMPOSITIONS AND USE IN TREATMENT OF NECROTIZING ENTEROCOLITIS AND OTHER GASTROINTESTINAL DISORDERS Sep 23, 2021 Abandoned
Array ( [id] => 18938234 [patent_doc_number] => 20240033373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => TARGETED, INTRACELLULAR DELIVERY OF THERAPEUTIC PEPTIDES USING SUPRAMOLECULAR NANOMATERIALS [patent_app_type] => utility [patent_app_number] => 18/043286 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19841 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18043286 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/043286
TARGETED, INTRACELLULAR DELIVERY OF THERAPEUTIC PEPTIDES USING SUPRAMOLECULAR NANOMATERIALS Aug 30, 2021 Pending
Array ( [id] => 17272587 [patent_doc_number] => 20210378785 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => METHOD FOR MAKING HYDROGEL MARKERS [patent_app_type] => utility [patent_app_number] => 17/411117 [patent_app_country] => US [patent_app_date] => 2021-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4345 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17411117 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/411117
METHOD FOR MAKING HYDROGEL MARKERS Aug 24, 2021 Pending
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