Search

David J. Walczak

Examiner (ID: 10606, Phone: (571)272-4895 , Office: P/3754 )

Most Active Art Unit
3754
Art Unit(s)
3754, 2403, 3105, 2832, 2899, 3751
Total Applications
4760
Issued Applications
3699
Pending Applications
263
Abandoned Applications
828

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19798349 [patent_doc_number] => 20250064274 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-27 [patent_title] => Hand Cleaning Device [patent_app_type] => utility [patent_app_number] => 18/775813 [patent_app_country] => US [patent_app_date] => 2024-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21097 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18775813 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/775813
Hand cleaning device Jul 16, 2024 Issued
Array ( [id] => 19556073 [patent_doc_number] => 20240367865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => ORAL CARE PRODUCT [patent_app_type] => utility [patent_app_number] => 18/772705 [patent_app_country] => US [patent_app_date] => 2024-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7141 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18772705 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/772705
Oral care product Jul 14, 2024 Issued
Array ( [id] => 19707212 [patent_doc_number] => 20250017354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => APPLICATION CONTAINER WITH HOLDING PORTION FOR APPLICATION MATERIAL [patent_app_type] => utility [patent_app_number] => 18/765335 [patent_app_country] => US [patent_app_date] => 2024-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16414 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18765335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/765335
APPLICATION CONTAINER WITH HOLDING PORTION FOR APPLICATION MATERIAL Jul 7, 2024 Pending
Array ( [id] => 20504712 [patent_doc_number] => 12538971 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-03 [patent_title] => Large volume personal care product dispenser [patent_app_type] => utility [patent_app_number] => 18/751217 [patent_app_country] => US [patent_app_date] => 2024-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 24 [patent_no_of_words] => 2225 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18751217 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751217
Large volume personal care product dispenser Jun 21, 2024 Issued
Array ( [id] => 20307521 [patent_doc_number] => 20250325150 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => SOAP DISPENSER WITH DETACHABLE LIQUID STORAGE BOTTLE [patent_app_type] => utility [patent_app_number] => 18/745117 [patent_app_country] => US [patent_app_date] => 2024-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1264 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18745117 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/745117
SOAP DISPENSER WITH DETACHABLE LIQUID STORAGE BOTTLE Jun 16, 2024 Pending
Array ( [id] => 19896456 [patent_doc_number] => 12274347 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Cosmetic distributor of a fluid product [patent_app_type] => utility [patent_app_number] => 18/672482 [patent_app_country] => US [patent_app_date] => 2024-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 33 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18672482 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/672482
Cosmetic distributor of a fluid product May 22, 2024 Issued
Array ( [id] => 19598944 [patent_doc_number] => 20240389824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => Multifunctional Sprayer Sponge Mop Device [patent_app_type] => utility [patent_app_number] => 18/670335 [patent_app_country] => US [patent_app_date] => 2024-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3677 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18670335 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/670335
Multifunctional Sprayer Sponge Mop Device May 20, 2024 Abandoned
Array ( [id] => 20270253 [patent_doc_number] => 12440015 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Brush integrated capsule with film-forming polymer for nail polishing [patent_app_type] => utility [patent_app_number] => 18/659044 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 58 [patent_no_of_words] => 20753 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18659044 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659044
Brush integrated capsule with film-forming polymer for nail polishing May 8, 2024 Issued
Array ( [id] => 20865270 [patent_doc_number] => 12692147 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Liquid delivery nozzle with anti-drip valve [patent_app_type] => utility [patent_app_number] => 18/656913 [patent_app_country] => US [patent_app_date] => 2024-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 1183 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18656913 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/656913
LIQUID DELIVERY NOZZLE WITH ANTI-DRIP VALVE May 6, 2024 Issued
Array ( [id] => 20671737 [patent_doc_number] => 12612237 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-28 [patent_title] => Repellent spray dispensers and methods of use [patent_app_type] => utility [patent_app_number] => 18/655430 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18655430 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/655430
Repellent spray dispensers and methods of use May 5, 2024 Issued
Array ( [id] => 19571525 [patent_doc_number] => 20240375817 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => PRODUCT CONTAINER [patent_app_type] => utility [patent_app_number] => 18/655531 [patent_app_country] => US [patent_app_date] => 2024-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9099 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18655531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/655531
PRODUCT CONTAINER May 5, 2024 Issued
Array ( [id] => 19554160 [patent_doc_number] => 20240365952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => STICK CONTENT CONTAINER [patent_app_type] => utility [patent_app_number] => 18/653573 [patent_app_country] => US [patent_app_date] => 2024-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6195 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18653573 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/653573
Stick content container May 1, 2024 Issued
Array ( [id] => 19743266 [patent_doc_number] => 20250031831 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => COSMETIC DISPENSER APPLICATOR [patent_app_type] => utility [patent_app_number] => 18/638051 [patent_app_country] => US [patent_app_date] => 2024-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3340 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18638051 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/638051
Cosmetic dispenser applicator Apr 16, 2024 Issued
Array ( [id] => 19585714 [patent_doc_number] => 20240383271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => SINGLE-USE WAX MARKING TOOL [patent_app_type] => utility [patent_app_number] => 18/631469 [patent_app_country] => US [patent_app_date] => 2024-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2011 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18631469 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/631469
SINGLE-USE WAX MARKING TOOL Apr 9, 2024 Abandoned
Array ( [id] => 19491147 [patent_doc_number] => 12109836 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-08 [patent_title] => Ballpoint dot pen tattoo cartridge [patent_app_type] => utility [patent_app_number] => 18/623356 [patent_app_country] => US [patent_app_date] => 2024-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 1980 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18623356 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/623356
Ballpoint dot pen tattoo cartridge Mar 31, 2024 Issued
Array ( [id] => 19896457 [patent_doc_number] => 12274348 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-15 [patent_title] => Foot lotion application device [patent_app_type] => utility [patent_app_number] => 18/616864 [patent_app_country] => US [patent_app_date] => 2024-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [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] => 18616864 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/616864
Foot lotion application device Mar 25, 2024 Issued
Array ( [id] => 19914815 [patent_doc_number] => 12290159 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Frozen skin serum and applicator thereof [patent_app_type] => utility [patent_app_number] => 18/614696 [patent_app_country] => US [patent_app_date] => 2024-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18614696 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/614696
Frozen skin serum and applicator thereof Mar 23, 2024 Issued
Array ( [id] => 19553909 [patent_doc_number] => 20240365701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => Method and apparatus for systematized cultivation of grain crops [patent_app_type] => utility [patent_app_number] => 18/612126 [patent_app_country] => US [patent_app_date] => 2024-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9851 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18612126 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/612126
Method and apparatus for systematized cultivation of grain crops Mar 20, 2024 Pending
Array ( [id] => 19461827 [patent_doc_number] => 20240315496 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => METHODS AND SYSTEMS FOR AUTO-PRIMING AND MAINTAINING LIQUID PRIME IN A DISPENSER [patent_app_type] => utility [patent_app_number] => 18/609061 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4747 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609061 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609061
METHODS AND SYSTEMS FOR AUTO-PRIMING AND MAINTAINING LIQUID PRIME IN A DISPENSER Mar 18, 2024 Pending
Array ( [id] => 19666786 [patent_doc_number] => 12179509 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-12-31 [patent_title] => Magnetic writing implement [patent_app_type] => utility [patent_app_number] => 18/608290 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 2691 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18608290 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/608290
Magnetic writing implement Mar 17, 2024 Issued
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