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] => 20527066 [patent_doc_number] => 12545489 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-02-10 [patent_title] => Pouring spout for a film bag [patent_app_type] => utility [patent_app_number] => 18/561296 [patent_app_country] => US [patent_app_date] => 2022-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 2266 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 365 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18561296 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/561296
Pouring spout for a film bag May 17, 2022 Issued
Array ( [id] => 18459864 [patent_doc_number] => 11684138 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-06-27 [patent_title] => Container for a stick product [patent_app_type] => utility [patent_app_number] => 17/731425 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 4560 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 391 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17731425 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/731425
Container for a stick product Apr 27, 2022 Issued
Array ( [id] => 20200952 [patent_doc_number] => 12403719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Efficient ink erasure system [patent_app_type] => utility [patent_app_number] => 18/557880 [patent_app_country] => US [patent_app_date] => 2022-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3553 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18557880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/557880
Efficient ink erasure system Apr 27, 2022 Issued
Array ( [id] => 19809873 [patent_doc_number] => 12241246 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-03-04 [patent_title] => Trowel sealant dispensing system [patent_app_type] => utility [patent_app_number] => 17/728354 [patent_app_country] => US [patent_app_date] => 2022-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3772 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17728354 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/728354
Trowel sealant dispensing system Apr 24, 2022 Issued
Array ( [id] => 17958026 [patent_doc_number] => 20220338606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => COSMETIC CONTAINER WITH APPLICATION MEMBER [patent_app_type] => utility [patent_app_number] => 17/725011 [patent_app_country] => US [patent_app_date] => 2022-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17725011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/725011
Cosmetic container with application member Apr 19, 2022 Issued
Array ( [id] => 19578866 [patent_doc_number] => 12144950 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-19 [patent_title] => Container features for surgical instrument lubricant [patent_app_type] => utility [patent_app_number] => 17/721434 [patent_app_country] => US [patent_app_date] => 2022-04-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 29 [patent_no_of_words] => 9736 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17721434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/721434
Container features for surgical instrument lubricant Apr 14, 2022 Issued
Array ( [id] => 19761774 [patent_doc_number] => 12220039 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [patent_title] => Dispensing container [patent_app_type] => utility [patent_app_number] => 18/564712 [patent_app_country] => US [patent_app_date] => 2022-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7220 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18564712 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/564712
Dispensing container Apr 6, 2022 Issued
Array ( [id] => 18962377 [patent_doc_number] => 11896112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Feeding container [patent_app_type] => utility [patent_app_number] => 17/712984 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 10314 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17712984 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712984
Feeding container Apr 3, 2022 Issued
Array ( [id] => 19011247 [patent_doc_number] => 11918145 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-05 [patent_title] => Grill grate-oiling device [patent_app_type] => utility [patent_app_number] => 17/706713 [patent_app_country] => US [patent_app_date] => 2022-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3203 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17706713 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/706713
Grill grate-oiling device Mar 28, 2022 Issued
Array ( [id] => 18589712 [patent_doc_number] => 11738588 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => Compact writing instrument [patent_app_type] => utility [patent_app_number] => 17/701596 [patent_app_country] => US [patent_app_date] => 2022-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4165 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17701596 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/701596
Compact writing instrument Mar 21, 2022 Issued
Array ( [id] => 19535129 [patent_doc_number] => 12127662 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Refillable stick foundation container [patent_app_type] => utility [patent_app_number] => 17/780641 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3182 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [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] => 17780641 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/780641
Refillable stick foundation container Mar 17, 2022 Issued
Array ( [id] => 19209613 [patent_doc_number] => 11998651 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Skin preparation applicator [patent_app_type] => utility [patent_app_number] => 17/697499 [patent_app_country] => US [patent_app_date] => 2022-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 8537 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17697499 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/697499
Skin preparation applicator Mar 16, 2022 Issued
Array ( [id] => 18647141 [patent_doc_number] => 20230292909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-21 [patent_title] => NATURAL BEAUTY PRODUCT PACKAGING [patent_app_type] => utility [patent_app_number] => 17/695397 [patent_app_country] => US [patent_app_date] => 2022-03-15 [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] => -16 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17695397 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/695397
NATURAL BEAUTY PRODUCT PACKAGING Mar 14, 2022 Abandoned
Array ( [id] => 19018391 [patent_doc_number] => 20240074562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => DEVICE FOR PACKAGING AND APPLYING A FLUID PRODUCT [patent_app_type] => utility [patent_app_number] => 18/280361 [patent_app_country] => US [patent_app_date] => 2022-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3060 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280361 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280361
Device for packaging and applying a fluid product Mar 14, 2022 Issued
Array ( [id] => 19637192 [patent_doc_number] => 12167788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-17 [patent_title] => Dispenser and method of assembling a dispenser [patent_app_type] => utility [patent_app_number] => 18/279017 [patent_app_country] => US [patent_app_date] => 2022-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5028 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18279017 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/279017
Dispenser and method of assembling a dispenser Mar 13, 2022 Issued
Array ( [id] => 19946650 [patent_doc_number] => 12317985 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Refillable stick case [patent_app_type] => utility [patent_app_number] => 18/550049 [patent_app_country] => US [patent_app_date] => 2022-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4400 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18550049 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/550049
Refillable stick case Mar 10, 2022 Issued
Array ( [id] => 19185679 [patent_doc_number] => 20240164592 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => TRIGGER-TYPE DISPENSING HEAD FOR A DISPENSING DEVICE FOR PASTY PRODUCTS SUCH AS TOOTHPASTES [patent_app_type] => utility [patent_app_number] => 18/552464 [patent_app_country] => US [patent_app_date] => 2022-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3421 [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] => 18552464 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/552464
Trigger-type dispensing head for a dispensing device for pasty products such as toothpastes Mar 8, 2022 Issued
Array ( [id] => 19141314 [patent_doc_number] => 20240140128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => ANTI-STRESS PEN WITH THE ABILITY TO STIMULATE THE PALM NERVES [patent_app_type] => utility [patent_app_number] => 18/281209 [patent_app_country] => US [patent_app_date] => 2022-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18281209 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/281209
ANTI-STRESS PEN WITH THE ABILITY TO STIMULATE THE PALM NERVES Mar 2, 2022 Abandoned
Array ( [id] => 19666787 [patent_doc_number] => 12179510 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Friction body unit and thermochromic writing instrument [patent_app_type] => utility [patent_app_number] => 18/280984 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 22 [patent_no_of_words] => 14751 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280984
Friction body unit and thermochromic writing instrument Mar 1, 2022 Issued
Array ( [id] => 18301580 [patent_doc_number] => 11623467 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-11 [patent_title] => Gripping device system and methods of making and using the same [patent_app_type] => utility [patent_app_number] => 17/684503 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 30 [patent_no_of_words] => 6779 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17684503 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/684503
Gripping device system and methods of making and using the same Mar 1, 2022 Issued
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