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] => 19352652 [patent_doc_number] => 12053077 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Refill for cosmetic product receptacle and associated receptacle [patent_app_type] => utility [patent_app_number] => 18/203204 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 7190 [patent_no_of_claims] => 16 [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] => 18203204 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/203204
Refill for cosmetic product receptacle and associated receptacle May 29, 2023 Issued
Array ( [id] => 18806245 [patent_doc_number] => 20230380574 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => DEVICE FOR APPLYING A COSMETIC PRODUCT STICK [patent_app_type] => utility [patent_app_number] => 18/202782 [patent_app_country] => US [patent_app_date] => 2023-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5773 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18202782 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/202782
Device for applying a cosmetic product stick May 25, 2023 Issued
Array ( [id] => 18986860 [patent_doc_number] => 20240058829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => ONE-TOUCH MAKEUP REMOVER PUMP HEAD [patent_app_type] => utility [patent_app_number] => 18/201311 [patent_app_country] => US [patent_app_date] => 2023-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3145 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201311 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201311
ONE-TOUCH MAKEUP REMOVER PUMP HEAD May 23, 2023 Pending
Array ( [id] => 19241531 [patent_doc_number] => 12011948 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Double-head marker pen [patent_app_type] => utility [patent_app_number] => 18/200031 [patent_app_country] => US [patent_app_date] => 2023-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4893 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18200031 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/200031
Double-head marker pen May 21, 2023 Issued
Array ( [id] => 20287573 [patent_doc_number] => 20250312816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-09 [patent_title] => DISPENSING SYSTEM, AND DISPENSING OUTLET [patent_app_type] => utility [patent_app_number] => 18/865670 [patent_app_country] => US [patent_app_date] => 2023-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5575 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 18865670 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/865670
DISPENSING SYSTEM, AND DISPENSING OUTLET May 15, 2023 Pending
Array ( [id] => 18672248 [patent_doc_number] => 20230309680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => REFILLABLE APPLICATOR FOR COSMETICS [patent_app_type] => utility [patent_app_number] => 18/312994 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3242 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18312994 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/312994
Refillable applicator for cosmetics May 4, 2023 Issued
Array ( [id] => 20788462 [patent_doc_number] => 12662366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => Main valve insert for a tap valve [patent_app_type] => utility [patent_app_number] => 18/861929 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18861929 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/861929
Main valve insert for a tap valve May 2, 2023 Issued
Array ( [id] => 20232382 [patent_doc_number] => 20250289701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-09-18 [patent_title] => DEVICE FOR PREPARING AND DISPENSING BEVERAGES WITH AN IMPROVED ARRANGEMENT OF SOLENOID VALVES [patent_app_type] => utility [patent_app_number] => 18/861370 [patent_app_country] => US [patent_app_date] => 2023-04-28 [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] => -14 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18861370 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/861370
DEVICE FOR PREPARING AND DISPENSING BEVERAGES WITH AN IMPROVED ARRANGEMENT OF SOLENOID VALVES Apr 27, 2023 Pending
Array ( [id] => 20143355 [patent_doc_number] => 12377677 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Output device for uniformly mixed liquid and method for making and using the same [patent_app_type] => utility [patent_app_number] => 18/137011 [patent_app_country] => US [patent_app_date] => 2023-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 9838 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18137011 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/137011
Output device for uniformly mixed liquid and method for making and using the same Apr 19, 2023 Issued
Array ( [id] => 18725091 [patent_doc_number] => 20230339256 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => WRITING INSTRUMENT AND METHOD [patent_app_type] => utility [patent_app_number] => 18/303029 [patent_app_country] => US [patent_app_date] => 2023-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10621 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18303029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/303029
Writing instrument and method Apr 18, 2023 Issued
Array ( [id] => 19090338 [patent_doc_number] => 11951763 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-09 [patent_title] => Ballpoint dot pen tattoo cartridge [patent_app_type] => utility [patent_app_number] => 18/302722 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 1963 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 423 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18302722 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/302722
Ballpoint dot pen tattoo cartridge Apr 17, 2023 Issued
Array ( [id] => 19509776 [patent_doc_number] => 20240341462 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => PORTABLE LIQUID COVER SYSTEM [patent_app_type] => utility [patent_app_number] => 18/299826 [patent_app_country] => US [patent_app_date] => 2023-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1819 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18299826 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/299826
Portable liquid cover system Apr 12, 2023 Issued
Array ( [id] => 19563901 [patent_doc_number] => 12138652 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-12 [patent_title] => Application device and method for producing an application device [patent_app_type] => utility [patent_app_number] => 18/297170 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 5177 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18297170 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297170
Application device and method for producing an application device Apr 6, 2023 Issued
Array ( [id] => 19179974 [patent_doc_number] => 11986550 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-21 [patent_title] => Lip compositions [patent_app_type] => utility [patent_app_number] => 18/129719 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4450 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18129719 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129719
Lip compositions Mar 30, 2023 Issued
Array ( [id] => 19807849 [patent_doc_number] => 12239206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Packaging tube [patent_app_type] => utility [patent_app_number] => 18/127183 [patent_app_country] => US [patent_app_date] => 2023-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 24 [patent_no_of_words] => 7779 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18127183 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/127183
Packaging tube Mar 27, 2023 Issued
Array ( [id] => 20091574 [patent_doc_number] => 20250221510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-10 [patent_title] => DEVICE, SYSTEM AND METHOD FOR DISPENSING A FLUID PRODUCT ON DEMAND, IN PARTICULAR A COSMETIC PRODUCT [patent_app_type] => utility [patent_app_number] => 18/852613 [patent_app_country] => US [patent_app_date] => 2023-03-23 [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] => -18 [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] => 18852613 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/852613
DEVICE, SYSTEM AND METHOD FOR DISPENSING A FLUID PRODUCT ON DEMAND, IN PARTICULAR A COSMETIC PRODUCT Mar 22, 2023 Pending
Array ( [id] => 20129296 [patent_doc_number] => 12371600 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Sealant material [patent_app_type] => utility [patent_app_number] => 18/124804 [patent_app_country] => US [patent_app_date] => 2023-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4293 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124804 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/124804
Sealant material Mar 21, 2023 Issued
Array ( [id] => 19090337 [patent_doc_number] => 11951762 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Writing instrument and method thereof [patent_app_type] => utility [patent_app_number] => 18/187412 [patent_app_country] => US [patent_app_date] => 2023-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9474 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18187412 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/187412
Writing instrument and method thereof Mar 20, 2023 Issued
Array ( [id] => 19058496 [patent_doc_number] => 11937684 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-26 [patent_title] => Beauty applicator systems and related methods [patent_app_type] => utility [patent_app_number] => 18/180049 [patent_app_country] => US [patent_app_date] => 2023-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4624 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18180049 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/180049
Beauty applicator systems and related methods Mar 6, 2023 Issued
Array ( [id] => 18466236 [patent_doc_number] => 20230200515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => COLOR CHANGING COSMETIC TOOL [patent_app_type] => utility [patent_app_number] => 18/117413 [patent_app_country] => US [patent_app_date] => 2023-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4874 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18117413 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/117413
Color changing cosmetic tool Mar 3, 2023 Issued
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