Search

David Patrick Angwin

Supervisory Patent Examiner (ID: 10275, Phone: (571)270-3735 , Office: P/3742 )

Most Active Art Unit
3729
Art Unit(s)
4155, 3742, 3754, 3729
Total Applications
558
Issued Applications
367
Pending Applications
23
Abandoned Applications
173

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18566918 [patent_doc_number] => 20230257246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => BEVERAGE DISPENSER AND METHOD OF DISPENSING A BEVERAGE [patent_app_type] => utility [patent_app_number] => 18/169709 [patent_app_country] => US [patent_app_date] => 2023-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11665 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18169709 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/169709
BEVERAGE DISPENSER AND METHOD OF DISPENSING A BEVERAGE Feb 14, 2023 Abandoned
Array ( [id] => 19379063 [patent_doc_number] => 20240268933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => SYRINGE HOUSING FOR ENHANCING FLUID DISPENSING STABILITY [patent_app_type] => utility [patent_app_number] => 18/107549 [patent_app_country] => US [patent_app_date] => 2023-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18107549 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107549
SYRINGE HOUSING FOR ENHANCING FLUID DISPENSING STABILITY Feb 8, 2023 Pending
Array ( [id] => 19215611 [patent_doc_number] => 20240180315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => Cosmetic Packaging Bottle Restricting Backflow [patent_app_type] => utility [patent_app_number] => 18/095928 [patent_app_country] => US [patent_app_date] => 2023-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3021 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18095928 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/095928
Cosmetic Packaging Bottle Restricting Backflow Jan 10, 2023 Abandoned
Array ( [id] => 19990641 [patent_doc_number] => 20250128863 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => Sealing unit for a liquid container [patent_app_type] => utility [patent_app_number] => 18/705630 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6623 [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] => 18705630 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/705630
Sealing unit for a liquid container Oct 30, 2022 Issued
Array ( [id] => 19127810 [patent_doc_number] => 20240133163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => WATER DISPENSING ASSEMBLY FOR CONNECTING TO A FIRE HYDRANT [patent_app_type] => utility [patent_app_number] => 18/048612 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18048612 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/048612
WATER DISPENSING ASSEMBLY FOR CONNECTING TO A FIRE HYDRANT Oct 20, 2022 Abandoned
Array ( [id] => 19127810 [patent_doc_number] => 20240133163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => WATER DISPENSING ASSEMBLY FOR CONNECTING TO A FIRE HYDRANT [patent_app_type] => utility [patent_app_number] => 18/048612 [patent_app_country] => US [patent_app_date] => 2022-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4840 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18048612 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/048612
WATER DISPENSING ASSEMBLY FOR CONNECTING TO A FIRE HYDRANT Oct 19, 2022 Abandoned
Array ( [id] => 19082289 [patent_doc_number] => 20240109090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => Single-material All-plastic Pump and Storage Bottle Applied Thereby [patent_app_type] => utility [patent_app_number] => 17/938960 [patent_app_country] => US [patent_app_date] => 2022-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3430 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17938960 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/938960
Single-material All-plastic Pump and Storage Bottle Applied Thereby Sep 6, 2022 Abandoned
Array ( [id] => 18497131 [patent_doc_number] => 20230219736 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => Condiment Dispenser 1 [patent_app_type] => utility [patent_app_number] => 17/930003 [patent_app_country] => US [patent_app_date] => 2022-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17930003 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/930003
Condiment Dispenser 1 Sep 5, 2022 Abandoned
Array ( [id] => 20882166 [patent_doc_number] => 12698195 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-08-04 [patent_title] => Methods and systems for maintaining carbonation levels in beverages using dynamic carbonation preconditioning [patent_app_type] => utility [patent_app_number] => 18/683322 [patent_app_country] => US [patent_app_date] => 2022-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3794 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18683322 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/683322
METHODS AND SYSTEMS FOR MAINTAINING CARBONATION LEVELS IN BEVERAGES USING DYNAMIC CARBONATION PRECONDITIONING Aug 8, 2022 Pending
Array ( [id] => 19831381 [patent_doc_number] => 20250083167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => PUMP ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/576251 [patent_app_country] => US [patent_app_date] => 2022-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7918 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18576251 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/576251
PUMP ASSEMBLY Jul 20, 2022 Pending
Array ( [id] => 19403311 [patent_doc_number] => 20240286822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => Valve for Aerosol Container [patent_app_type] => utility [patent_app_number] => 18/563258 [patent_app_country] => US [patent_app_date] => 2022-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2925 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18563258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/563258
Valve for aerosol container May 16, 2022 Issued
Array ( [id] => 19344932 [patent_doc_number] => 20240253895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => FLEXIBLE CONTAINER, BULK BAG AND MATERIAL DISCHARGE ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/562003 [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] => 6527 [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] => 18562003 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/562003
FLEXIBLE CONTAINER, BULK BAG AND MATERIAL DISCHARGE ASSEMBLY May 1, 2022 Abandoned
Array ( [id] => 19247384 [patent_doc_number] => 20240198369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => FLUID PRODUCT DISPENSER [patent_app_type] => utility [patent_app_number] => 18/286700 [patent_app_country] => US [patent_app_date] => 2022-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5028 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18286700 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/286700
FLUID PRODUCT DISPENSER Apr 12, 2022 Pending
Array ( [id] => 20213348 [patent_doc_number] => 12409986 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Cap assembly and dropper assembly as well as container system including the same [patent_app_type] => utility [patent_app_number] => 18/278111 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18278111 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278111
Cap assembly and dropper assembly as well as container system including the same Mar 20, 2022 Issued
Array ( [id] => 17656825 [patent_doc_number] => 20220177290 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-09 [patent_title] => APPARATUS FOR DISPENSING A MIXTURE OF AT LEAST TWO LIQUID COMPONENTS [patent_app_type] => utility [patent_app_number] => 17/652111 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7678 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17652111 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/652111
APPARATUS FOR DISPENSING A MIXTURE OF AT LEAST TWO LIQUID COMPONENTS Feb 22, 2022 Abandoned
Array ( [id] => 19139830 [patent_doc_number] => 20240138594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => Universal Chips Dispenser [patent_app_type] => utility [patent_app_number] => 18/277531 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6329 [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] => 18277531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/277531
Universal chips dispenser Feb 14, 2022 Issued
Array ( [id] => 17864697 [patent_doc_number] => 20220287432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => Touchless, Internet-Connected Beauty Tester [patent_app_type] => utility [patent_app_number] => 17/589996 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17589996 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/589996
Touchless, Internet-Connected Beauty Tester Jan 31, 2022 Abandoned
Array ( [id] => 19112541 [patent_doc_number] => 20240124291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => WINE STORAGE DEVICE AND WINE EXTRACTION METHOD USING SAME [patent_app_type] => utility [patent_app_number] => 18/268014 [patent_app_country] => US [patent_app_date] => 2021-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14754 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18268014 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/268014
WINE STORAGE DEVICE AND WINE EXTRACTION METHOD USING SAME Dec 12, 2021 Pending
Array ( [id] => 18785882 [patent_doc_number] => 20230373775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => REMOTE BEVERAGE SELECTION WITH A BEVERAGE DISPENSER [patent_app_type] => utility [patent_app_number] => 18/030872 [patent_app_country] => US [patent_app_date] => 2021-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12978 [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] => 18030872 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/030872
REMOTE BEVERAGE SELECTION WITH A BEVERAGE DISPENSER Oct 17, 2021 Pending
Array ( [id] => 18954144 [patent_doc_number] => 20240042471 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => Full-Plastic Liquid Pump and Containing Container Having Same [patent_app_type] => utility [patent_app_number] => 18/034434 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17933 [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] => 18034434 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/034434
Full-Plastic Liquid Pump and Containing Container Having Same Apr 13, 2021 Pending
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