Search

David H Malzahn

Examiner (ID: 1889)

Most Active Art Unit
2193
Art Unit(s)
2306, 2182, 2301, 2124, 2307, 2302, 2787, 2786, 2193, 2183, 2121
Total Applications
3174
Issued Applications
2741
Pending Applications
60
Abandoned Applications
353

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16557167 [patent_doc_number] => 20210002315 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => SILICON-TERMINATED ORGANO-METAL COMPOUNDS AND PROCESSES FOR PREPARING THE SAME [patent_app_type] => utility [patent_app_number] => 16/982520 [patent_app_country] => US [patent_app_date] => 2019-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16982520 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/982520
SILICON-TERMINATED ORGANO-METAL COMPOUNDS AND PROCESSES FOR PREPARING THE SAME Mar 17, 2019 Abandoned
Array ( [id] => 14874985 [patent_doc_number] => 20190287734 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => INSTRINSIC STABILITY ENHANCEMENT AND IONIC MIGRATION MITIGATION BY FLUORINATED CATIONS INCORPORATION IN HYBRID LEAD HALIDE PEROVSKITES [patent_app_type] => utility [patent_app_number] => 16/352304 [patent_app_country] => US [patent_app_date] => 2019-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2459 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16352304 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/352304
INSTRINSIC STABILITY ENHANCEMENT AND IONIC MIGRATION MITIGATION BY FLUORINATED CATIONS INCORPORATION IN HYBRID LEAD HALIDE PEROVSKITES Mar 12, 2019 Abandoned
Array ( [id] => 16125881 [patent_doc_number] => 10696681 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-06-30 [patent_title] => Process for preparing beta 3 agonists and intermediates [patent_app_type] => utility [patent_app_number] => 16/298467 [patent_app_country] => US [patent_app_date] => 2019-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6946 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16298467 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/298467
Process for preparing beta 3 agonists and intermediates Mar 10, 2019 Issued
Array ( [id] => 18315089 [patent_doc_number] => 11629158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Method for producing cyclic polysilane compound [patent_app_type] => utility [patent_app_number] => 16/978872 [patent_app_country] => US [patent_app_date] => 2019-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5183 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16978872 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/978872
Method for producing cyclic polysilane compound Mar 6, 2019 Issued
Array ( [id] => 14946641 [patent_doc_number] => 10434570 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-10-08 [patent_title] => Mechanochemical functionalization of silicon [patent_app_type] => utility [patent_app_number] => 16/292980 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7446 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16292980 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/292980
Mechanochemical functionalization of silicon Mar 4, 2019 Issued
Array ( [id] => 16598019 [patent_doc_number] => 20210024550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => SiC PRECURSOR COMPOUND AND THIN FILM FORMING METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/968097 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16968097 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/968097
SiC PRECURSOR COMPOUND AND THIN FILM FORMING METHOD USING THE SAME Mar 4, 2019 Abandoned
Array ( [id] => 15553167 [patent_doc_number] => 20200060995 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => Substituted Phenethylamines With Serotoninergic And/Or Norepinephrinergic Activity [patent_app_type] => utility [patent_app_number] => 16/291126 [patent_app_country] => US [patent_app_date] => 2019-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22815 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16291126 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/291126
Substituted Phenethylamines With Serotoninergic And/Or Norepinephrinergic Activity Mar 3, 2019 Abandoned
Array ( [id] => 17452982 [patent_doc_number] => 11267827 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-08 [patent_title] => Multifunctionalized silicon nanoparticles, process for their preparation and uses thereof in electrochemiluminescence based detection methods [patent_app_type] => utility [patent_app_number] => 16/284346 [patent_app_country] => US [patent_app_date] => 2019-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 29 [patent_no_of_words] => 13525 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16284346 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/284346
Multifunctionalized silicon nanoparticles, process for their preparation and uses thereof in electrochemiluminescence based detection methods Feb 24, 2019 Issued
Array ( [id] => 16564241 [patent_doc_number] => 10889599 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-12 [patent_title] => 1,1-diborylalkyl-1-metal compounds, preparation method thereof, and their applications toward synthesis of 1,1-diboronate ester compounds [patent_app_type] => utility [patent_app_number] => 16/283499 [patent_app_country] => US [patent_app_date] => 2019-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10890 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16283499 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/283499
1,1-diborylalkyl-1-metal compounds, preparation method thereof, and their applications toward synthesis of 1,1-diboronate ester compounds Feb 21, 2019 Issued
Array ( [id] => 15038487 [patent_doc_number] => 20190330248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-10-31 [patent_title] => ORGANIC OR INORGANIC METAL HALIDE PEROVSKITES VIA CATION EXCHANGE [patent_app_type] => utility [patent_app_number] => 16/282879 [patent_app_country] => US [patent_app_date] => 2019-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7343 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16282879 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/282879
ORGANIC OR INORGANIC METAL HALIDE PEROVSKITES VIA CATION EXCHANGE Feb 21, 2019 Abandoned
Array ( [id] => 15356187 [patent_doc_number] => 10526698 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-01-07 [patent_title] => Chemical deposition raw material including heterogeneous polynuclear complex and chemical deposition method using the chemical deposition raw material [patent_app_type] => utility [patent_app_number] => 16/277789 [patent_app_country] => US [patent_app_date] => 2019-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4240 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16277789 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/277789
Chemical deposition raw material including heterogeneous polynuclear complex and chemical deposition method using the chemical deposition raw material Feb 14, 2019 Issued
Array ( [id] => 17074876 [patent_doc_number] => 11111261 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-07 [patent_title] => Iron complex compounds for therapeutic use [patent_app_type] => utility [patent_app_number] => 16/274552 [patent_app_country] => US [patent_app_date] => 2019-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14607 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16274552 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/274552
Iron complex compounds for therapeutic use Feb 12, 2019 Issued
Array ( [id] => 14685375 [patent_doc_number] => 20190241802 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => PEROVSKITE MATERIALS AND METHODS OF MAKING THE SAME [patent_app_type] => utility [patent_app_number] => 16/271358 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10993 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16271358 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/271358
Perovskite materials and methods of making the same Feb 7, 2019 Issued
Array ( [id] => 16290075 [patent_doc_number] => 10766911 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Coordinative alignment of molecules in chiral metal-organic frameworks [patent_app_type] => utility [patent_app_number] => 16/270666 [patent_app_country] => US [patent_app_date] => 2019-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 34 [patent_no_of_words] => 14896 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16270666 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/270666
Coordinative alignment of molecules in chiral metal-organic frameworks Feb 7, 2019 Issued
Array ( [id] => 14406511 [patent_doc_number] => 20190169099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-06 [patent_title] => PROCESS FOR THE PREPARATION OF FLUOROOLEFIN COMPOUNDS [patent_app_type] => utility [patent_app_number] => 16/268599 [patent_app_country] => US [patent_app_date] => 2019-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 16268599 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/268599
PROCESS FOR THE PREPARATION OF FLUOROOLEFIN COMPOUNDS Feb 5, 2019 Abandoned
Array ( [id] => 16720008 [patent_doc_number] => 20210087155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => AN IMPROVED PROCESS FOR THE PREPARATION OF VORTIOXETINE AND SALTS THEREOF [patent_app_type] => utility [patent_app_number] => 16/967640 [patent_app_country] => US [patent_app_date] => 2019-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3278 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16967640 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/967640
AN IMPROVED PROCESS FOR THE PREPARATION OF VORTIOXETINE AND SALTS THEREOF Feb 4, 2019 Abandoned
Array ( [id] => 17052105 [patent_doc_number] => 20210261539 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => COMPOUND HAVING BET INHIBITORY ACTIVITY AND PREPARATION METHOD AND USE THEREFOR [patent_app_type] => utility [patent_app_number] => 16/967664 [patent_app_country] => US [patent_app_date] => 2019-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 66825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16967664 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/967664
COMPOUND HAVING BET INHIBITORY ACTIVITY AND PREPARATION METHOD AND USE THEREFOR Jan 31, 2019 Abandoned
Array ( [id] => 16206419 [patent_doc_number] => 20200239409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => Method of High-Pressure Purification of [F-18]FEONM [patent_app_type] => utility [patent_app_number] => 16/261780 [patent_app_country] => US [patent_app_date] => 2019-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16261780 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/261780
Method of High-Pressure Purification of [F-18]FEONM Jan 29, 2019 Abandoned
Array ( [id] => 18384444 [patent_doc_number] => 11655211 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Polycyclic compound and organic electroluminescence device including the same [patent_app_type] => utility [patent_app_number] => 16/260589 [patent_app_country] => US [patent_app_date] => 2019-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 10117 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16260589 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/260589
Polycyclic compound and organic electroluminescence device including the same Jan 28, 2019 Issued
Array ( [id] => 16900652 [patent_doc_number] => 20210179568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => HYDROLYSIS METHOD FOR TERT-BUTYL ESTER IN GADOLINIUM-BASED CONTRAST AGENT [patent_app_type] => utility [patent_app_number] => 16/761178 [patent_app_country] => US [patent_app_date] => 2019-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2595 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16761178 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/761178
Hydrolysis method for tert-butyl ester in gadolinium-based contrast agent Jan 28, 2019 Issued
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