Search

Matthew D. Sandifer

Examiner (ID: 1911, Phone: (571)270-5175 , Office: P/2182 )

Most Active Art Unit
2182
Art Unit(s)
2183, 2182, 2193, 2151
Total Applications
843
Issued Applications
682
Pending Applications
42
Abandoned Applications
135

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20657876 [patent_doc_number] => 20260109915 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-04-23 [patent_title] => SILICONE AND SULFATE-FREE CONDITIONING SHAMPOO [patent_app_type] => utility [patent_app_number] => 18/919896 [patent_app_country] => US [patent_app_date] => 2024-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19818 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18919896 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/919896
SILICONE AND SULFATE-FREE CONDITIONING SHAMPOO Oct 17, 2024 Pending
Array ( [id] => 19904289 [patent_doc_number] => 12281285 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => Detergent tablet free of SLS surfactant and preparation method thereof [patent_app_type] => utility [patent_app_number] => 18/910059 [patent_app_country] => US [patent_app_date] => 2024-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3061 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18910059 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/910059
Detergent tablet free of SLS surfactant and preparation method thereof Oct 8, 2024 Issued
Array ( [id] => 19770267 [patent_doc_number] => 20250051693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => DISSOLVABLE AND DISPERSABLE BLEACH SHEET [patent_app_type] => utility [patent_app_number] => 18/911198 [patent_app_country] => US [patent_app_date] => 2024-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14639 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18911198 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/911198
DISSOLVABLE AND DISPERSABLE BLEACH SHEET Oct 8, 2024 Pending
Array ( [id] => 20059562 [patent_doc_number] => 20250197784 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-19 [patent_title] => PIGMENT UNIT DOSE DETERGENT [patent_app_type] => utility [patent_app_number] => 18/896143 [patent_app_country] => US [patent_app_date] => 2024-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18896143 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/896143
PIGMENT UNIT DOSE DETERGENT Sep 24, 2024 Pending
Array ( [id] => 19724261 [patent_doc_number] => 20250027012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-23 [patent_title] => DETERGENT COMPOSITION COMPRISING DETERSIVE SURFACTANT AND GRAFT POLYMER [patent_app_type] => utility [patent_app_number] => 18/894029 [patent_app_country] => US [patent_app_date] => 2024-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34772 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [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] => 18894029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/894029
DETERGENT COMPOSITION COMPRISING DETERSIVE SURFACTANT AND GRAFT POLYMER Sep 23, 2024 Pending
Array ( [id] => 19877096 [patent_doc_number] => 20250109353 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-03 [patent_title] => POST-CHEMICAL MECHANICAL POLISHING CLEANING COMPOSITION, POST-CHEMICAL MECHANICAL POLISHING CLEANING METHOD, AND METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/894197 [patent_app_country] => US [patent_app_date] => 2024-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16120 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18894197 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/894197
POST-CHEMICAL MECHANICAL POLISHING CLEANING COMPOSITION, POST-CHEMICAL MECHANICAL POLISHING CLEANING METHOD, AND METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE Sep 23, 2024 Pending
Array ( [id] => 19631396 [patent_doc_number] => 20240409845 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => LIQUID HAND DISHWASHING CLEANING COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/810857 [patent_app_country] => US [patent_app_date] => 2024-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9159 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18810857 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/810857
LIQUID HAND DISHWASHING CLEANING COMPOSITION Aug 20, 2024 Pending
Array ( [id] => 20420468 [patent_doc_number] => 20250382553 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-18 [patent_title] => PHOTORESIST STRIPPER AND METHOD FOR USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/801689 [patent_app_country] => US [patent_app_date] => 2024-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18801689 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/801689
PHOTORESIST STRIPPER AND METHOD FOR USING THE SAME Aug 11, 2024 Pending
Array ( [id] => 19709476 [patent_doc_number] => 20250019618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-16 [patent_title] => IRON, RUST, AND METALLIC DEPOSIT REMOVAL PRODUCT AND METHOD OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/795362 [patent_app_country] => US [patent_app_date] => 2024-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4569 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 18795362 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/795362
IRON, RUST, AND METALLIC DEPOSIT REMOVAL PRODUCT AND METHOD OF USING THE SAME Aug 5, 2024 Pending
Array ( [id] => 20279642 [patent_doc_number] => 20250304884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => ENHANCING SOLUBILITY OF WATER IN MCT OIL USING ALCOHOLS [patent_app_type] => utility [patent_app_number] => 18/792097 [patent_app_country] => US [patent_app_date] => 2024-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4753 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18792097 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/792097
ENHANCING SOLUBILITY OF WATER IN MCT OIL USING ALCOHOLS Jul 31, 2024 Pending
Array ( [id] => 19512314 [patent_doc_number] => 20240344000 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => HIGH PERFORMANCE LOW VISCOELASTICITY FOAMING DETERGENT COMPOSITIONS EMPLOYING EXTENDED CHAIN ANIONIC SURFACTANTS [patent_app_type] => utility [patent_app_number] => 18/753021 [patent_app_country] => US [patent_app_date] => 2024-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18753021 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/753021
High performance low viscoelasticity foaming detergent compositions employing extended chain anionic surfactants Jun 24, 2024 Issued
Array ( [id] => 19658715 [patent_doc_number] => 20240425780 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => CLEANING SOLUTION, METHOD FOR CLEANING SEMICONDUCTOR SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR [patent_app_type] => utility [patent_app_number] => 18/747824 [patent_app_country] => US [patent_app_date] => 2024-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18747824 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/747824
CLEANING SOLUTION, METHOD FOR CLEANING SEMICONDUCTOR SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR Jun 18, 2024 Pending
Array ( [id] => 19651487 [patent_doc_number] => 12173258 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Concentrated dissolvable fabric softener sheets [patent_app_type] => utility [patent_app_number] => 18/739790 [patent_app_country] => US [patent_app_date] => 2024-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6773 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [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] => 18739790 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/739790
Concentrated dissolvable fabric softener sheets Jun 10, 2024 Issued
Array ( [id] => 19464436 [patent_doc_number] => 20240318105 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => MULTILAYER DISSOLVABLE SOLID ARTICLE AND METHOD OF MAKING SAME [patent_app_type] => utility [patent_app_number] => 18/736930 [patent_app_country] => US [patent_app_date] => 2024-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18736930 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/736930
MULTILAYER DISSOLVABLE SOLID ARTICLE AND METHOD OF MAKING SAME Jun 6, 2024 Pending
Array ( [id] => 19643128 [patent_doc_number] => 20240417648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => PROCESSING SOLUTION FOR SEMICONDUCTOR DEVICE, METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE [patent_app_type] => utility [patent_app_number] => 18/680569 [patent_app_country] => US [patent_app_date] => 2024-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5630 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18680569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/680569
PROCESSING SOLUTION FOR SEMICONDUCTOR DEVICE, METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE May 30, 2024 Pending
Array ( [id] => 20391628 [patent_doc_number] => 20250367103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => SOLIDIFIED GEL AND METHODS FOR CLEANSING SKIN [patent_app_type] => utility [patent_app_number] => 18/678948 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18678948 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/678948
SOLIDIFIED GEL AND METHODS FOR CLEANSING SKIN May 29, 2024 Pending
Array ( [id] => 20187236 [patent_doc_number] => 12398343 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-26 [patent_title] => Acidic liquid fabric care compositions [patent_app_type] => utility [patent_app_number] => 18/676935 [patent_app_country] => US [patent_app_date] => 2024-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5154 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [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] => 18676935 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/676935
Acidic liquid fabric care compositions May 28, 2024 Issued
Array ( [id] => 19846986 [patent_doc_number] => 20250092337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-20 [patent_title] => MASK CLEANING COMPOSITION, MASK CLEANING METHOD, AND METHOD OF MANUFACTURING DISPLAY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/675410 [patent_app_country] => US [patent_app_date] => 2024-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8084 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18675410 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/675410
MASK CLEANING COMPOSITION, MASK CLEANING METHOD, AND METHOD OF MANUFACTURING DISPLAY APPARATUS May 27, 2024 Pending
Array ( [id] => 20364278 [patent_doc_number] => 20250354090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-20 [patent_title] => Soap Composition and Process of Preparing [patent_app_type] => utility [patent_app_number] => 18/667636 [patent_app_country] => US [patent_app_date] => 2024-05-17 [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] => -13 [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] => 18667636 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/667636
Soap Composition and Process of Preparing May 16, 2024 Pending
Array ( [id] => 19361071 [patent_doc_number] => 20240263105 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => Transfer Of Encapsulated Fragrance To Fabrics In Dryer Cycle By Means Of Wool Ball [patent_app_type] => utility [patent_app_number] => 18/634142 [patent_app_country] => US [patent_app_date] => 2024-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11631 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18634142 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/634142
Transfer of encapsulated fragrance to fabrics in dryer cycle by means of wool ball Apr 11, 2024 Issued
Menu