Search

Matthew John Kasztejna

Examiner (ID: 13619, Phone: (571)272-6086 , Office: P/3779 )

Most Active Art Unit
3779
Art Unit(s)
3795, 3779, 3739, 3993, 3799
Total Applications
1245
Issued Applications
699
Pending Applications
148
Abandoned Applications
418

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19903159 [patent_doc_number] => 12280145 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-22 [patent_title] => Method of preparing nanoparticles by hot-melt extrusion [patent_app_type] => utility [patent_app_number] => 18/046778 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 27974 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046778 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046778
Method of preparing nanoparticles by hot-melt extrusion Oct 13, 2022 Issued
Array ( [id] => 20171724 [patent_doc_number] => 12390444 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Stabilizing vitamin C topical formulations [patent_app_type] => utility [patent_app_number] => 17/965633 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10801 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17965633 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/965633
Stabilizing vitamin C topical formulations Oct 12, 2022 Issued
Array ( [id] => 18296974 [patent_doc_number] => 20230106660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => STABILIZATION OF RNA FOR EXOGENOUS RNAi AGRICULTURAL APPLICATIONS AND FORMULATIONS [patent_app_type] => utility [patent_app_number] => 17/961205 [patent_app_country] => US [patent_app_date] => 2022-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 17961205 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/961205
STABILIZATION OF RNA FOR EXOGENOUS RNAi AGRICULTURAL APPLICATIONS AND FORMULATIONS Oct 5, 2022 Pending
Array ( [id] => 19225431 [patent_doc_number] => 12005061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Ophthalmic formulations of methotrexate [patent_app_type] => utility [patent_app_number] => 17/932453 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11949 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17932453 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/932453
Ophthalmic formulations of methotrexate Sep 14, 2022 Issued
Array ( [id] => 19225430 [patent_doc_number] => 12005060 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Ophthalmic formulations of methotrexate [patent_app_type] => utility [patent_app_number] => 17/932426 [patent_app_country] => US [patent_app_date] => 2022-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11949 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17932426 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/932426
Ophthalmic formulations of methotrexate Sep 14, 2022 Issued
Array ( [id] => 19743846 [patent_doc_number] => 20250032411 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-30 [patent_title] => A SELF-EMULSIFYING DRUG DELIVERY SYSTEM (SEDDS) OF PUNICIC ACID COMBINED WITH NEUROPROTECTIVE NATURAL PRODUCTS TO DELAY ONSET, PREVENT, OR REVERSE NEURODEGENERATIVE DISEASE [patent_app_type] => utility [patent_app_number] => 18/691330 [patent_app_country] => US [patent_app_date] => 2022-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8698 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18691330 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/691330
A SELF-EMULSIFYING DRUG DELIVERY SYSTEM (SEDDS) OF PUNICIC ACID COMBINED WITH NEUROPROTECTIVE NATURAL PRODUCTS TO DELAY ONSET, PREVENT, OR REVERSE NEURODEGENERATIVE DISEASE Sep 11, 2022 Pending
Array ( [id] => 19402260 [patent_doc_number] => 20240285771 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => RAPIDLY DISINTEGRATING ORAL THIN-FILMS/FOAMS HAVING A HIGH ACTIVE-INGREDIENT CONTENT BASED ON A MIXTURE OF POLYVINYL ALCOHOLS HAVING VARIOUS MOLECULAR WEIGHTS [patent_app_type] => utility [patent_app_number] => 18/692408 [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] => 6496 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18692408 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/692408
RAPIDLY DISINTEGRATING ORAL THIN-FILMS/FOAMS HAVING A HIGH ACTIVE-INGREDIENT CONTENT BASED ON A MIXTURE OF POLYVINYL ALCOHOLS HAVING VARIOUS MOLECULAR WEIGHTS Sep 5, 2022 Pending
Array ( [id] => 18108024 [patent_doc_number] => 20230000904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => ANTI-HEMORRHAGING COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 17/902949 [patent_app_country] => US [patent_app_date] => 2022-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23257 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902949 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902949
ANTI-HEMORRHAGING COMPOSITIONS Sep 4, 2022 Pending
Array ( [id] => 18123373 [patent_doc_number] => 20230008983 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => ANTIMICROBIAL GLASS COMPOSITIONS, GLASSES AND POLYMERIC ARTICLES INCORPORATING THE SAME [patent_app_type] => utility [patent_app_number] => 17/902214 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17902214 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/902214
ANTIMICROBIAL GLASS COMPOSITIONS, GLASSES AND POLYMERIC ARTICLES INCORPORATING THE SAME Sep 1, 2022 Pending
Array ( [id] => 18107206 [patent_doc_number] => 20230000086 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-05 [patent_title] => ANTIMICROBIAL GLASS COMPOSITIONS, GLASSES AND POLYMERIC ARTICLES INCORPORATING THE SAME [patent_app_type] => utility [patent_app_number] => 17/900953 [patent_app_country] => US [patent_app_date] => 2022-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20415 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17900953 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/900953
ANTIMICROBIAL GLASS COMPOSITIONS, GLASSES AND POLYMERIC ARTICLES INCORPORATING THE SAME Aug 31, 2022 Abandoned
Array ( [id] => 19479190 [patent_doc_number] => 20240327232 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => METHOD FOR THE PRODUCTION OF GRANULES COMPRISING A MAGNESIUM ION-COMPRISING MATERIAL [patent_app_type] => utility [patent_app_number] => 18/579422 [patent_app_country] => US [patent_app_date] => 2022-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18579422 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/579422
METHOD FOR THE PRODUCTION OF GRANULES COMPRISING A MAGNESIUM ION-COMPRISING MATERIAL Aug 29, 2022 Pending
Array ( [id] => 18034470 [patent_doc_number] => 20220378685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => FLUSHABLE WIPE AND METHOD OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 17/885887 [patent_app_country] => US [patent_app_date] => 2022-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16455 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -54 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17885887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/885887
FLUSHABLE WIPE AND METHOD OF FORMING THE SAME Aug 10, 2022 Pending
Array ( [id] => 19446515 [patent_doc_number] => 20240306645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => USE OF AN ACID WHEY TO STIMULATE THE GERMINATION OF A PLANT POLLEN GRAIN [patent_app_type] => utility [patent_app_number] => 18/681308 [patent_app_country] => US [patent_app_date] => 2022-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9950 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18681308 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/681308
USE OF AN ACID WHEY TO STIMULATE THE GERMINATION OF A PLANT POLLEN GRAIN Aug 4, 2022 Pending
Array ( [id] => 18075781 [patent_doc_number] => 20220401393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => VALPROIC ACID FOR THE TREATMENT OR PREVENTION OF PATHOLOGICAL CONDITIONS ASSOCIATED WITH EXCESS FIBRIN DEPOSITION AND/OR THROMBUS FORMATION [patent_app_type] => utility [patent_app_number] => 17/816486 [patent_app_country] => US [patent_app_date] => 2022-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21420 [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] => 17816486 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/816486
Valproic acid for the treatment or prevention of pathological conditions associated with excess fibrin deposition and/or thrombus formation Jul 31, 2022 Issued
Array ( [id] => 19448858 [patent_doc_number] => 20240308988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => Method For Controlling Diamide Resistant Pests and Compounds Therefor [patent_app_type] => utility [patent_app_number] => 18/681238 [patent_app_country] => US [patent_app_date] => 2022-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 50165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18681238 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/681238
Method For Controlling Diamide Resistant Pests and Compounds Therefor Jul 30, 2022 Pending
Array ( [id] => 18143029 [patent_doc_number] => 20230016875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => HIGH CAPACITY DIKETOPIPERAZINE MICROPARTICLES AND METHODS [patent_app_type] => utility [patent_app_number] => 17/815045 [patent_app_country] => US [patent_app_date] => 2022-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10691 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17815045 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/815045
HIGH CAPACITY DIKETOPIPERAZINE MICROPARTICLES AND METHODS Jul 25, 2022 Abandoned
Array ( [id] => 19290401 [patent_doc_number] => 12029740 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Amorphous nilotinib microparticles and uses thereof [patent_app_type] => utility [patent_app_number] => 17/866939 [patent_app_country] => US [patent_app_date] => 2022-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 35884 [patent_no_of_claims] => 24 [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] => 17866939 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/866939
Amorphous nilotinib microparticles and uses thereof Jul 17, 2022 Issued
Array ( [id] => 19496793 [patent_doc_number] => 20240335811 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-10 [patent_title] => Microcapsules and Methods for Preparing Microcapsules [patent_app_type] => utility [patent_app_number] => 18/579291 [patent_app_country] => US [patent_app_date] => 2022-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22510 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -38 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18579291 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/579291
Microcapsules and Methods for Preparing Microcapsules Jul 13, 2022 Pending
Array ( [id] => 18597629 [patent_doc_number] => 20230272426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => METHOD FOR PREPARING PEI-LIPID NANOPARTICLES USED FOR DELIVERING A MRNA VACCINE AND TRANSFECTING STEM CELLS [patent_app_type] => utility [patent_app_number] => 17/862421 [patent_app_country] => US [patent_app_date] => 2022-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17862421 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/862421
Method for preparing PEI-lipid nanoparticles used for delivering a mRNA vaccine and transfecting stem cells Jul 11, 2022 Issued
Array ( [id] => 17944263 [patent_doc_number] => 20220331280 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => Protection of Polyunsaturated Fatty Acids from Ruminal Degradation [patent_app_type] => utility [patent_app_number] => 17/810934 [patent_app_country] => US [patent_app_date] => 2022-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6574 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17810934 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/810934
Protection of polyunsaturated fatty acids from ruminal degradation Jul 5, 2022 Issued
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