Search

David H. Malzahn

Examiner (ID: 11181, Phone: (571)272-3727 , Office: P/2182 )

Most Active Art Unit
2193
Art Unit(s)
2182, 2121, 2301, 2183, 2302, 2193, 2307, 2787, 2306, 2124, 2786
Total Applications
3174
Issued Applications
2743
Pending Applications
60
Abandoned Applications
371

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 14438585 [patent_doc_number] => 20190177164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-13 [patent_title] => POLYMERIC MICROPARTICLES AS FILTRATION AND/OR CLARIFYING AIDS IN PHOSPHORIC ACID PRODUCTION [patent_app_type] => utility [patent_app_number] => 16/280218 [patent_app_country] => US [patent_app_date] => 2019-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10469 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16280218 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/280218
POLYMERIC MICROPARTICLES AS FILTRATION AND/OR CLARIFYING AIDS IN PHOSPHORIC ACID PRODUCTION Feb 19, 2019 Abandoned
Array ( [id] => 11121845 [patent_doc_number] => 20160318819 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-11-03 [patent_title] => 'ORGANICS AND NUTRIENT RECOVERY FROM ANAEROBIC DIGESTER RESIDUES' [patent_app_type] => utility [patent_app_number] => 15/209293 [patent_app_country] => US [patent_app_date] => 2016-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 9239 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15209293 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/209293
ORGANICS AND NUTRIENT RECOVERY FROM ANAEROBIC DIGESTER RESIDUES Jul 12, 2016 Abandoned
Array ( [id] => 11983443 [patent_doc_number] => 20170287598 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-10-05 [patent_title] => 'OXIDE SUPERCONDUCTOR, SUPERCONDUCTING WIRE, AND A METHOD OF MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 15/507583 [patent_app_country] => US [patent_app_date] => 2015-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5859 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15507583 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/507583
OXIDE SUPERCONDUCTOR, SUPERCONDUCTING WIRE, AND A METHOD OF MANUFACTURING THE SAME Nov 4, 2015 Abandoned
Array ( [id] => 10681398 [patent_doc_number] => 20160027543 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2016-01-28 [patent_title] => 'METHOD FOR MANUFACTURING SOLIDIFIED BODY OF RADIOACTIVE WASTE AND MANUFACTURING APPARATUS FOR SOLIDIFIED BODY' [patent_app_type] => utility [patent_app_number] => 14/806149 [patent_app_country] => US [patent_app_date] => 2015-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 9109 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14806149 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/806149
METHOD FOR MANUFACTURING SOLIDIFIED BODY OF RADIOACTIVE WASTE AND MANUFACTURING APPARATUS FOR SOLIDIFIED BODY Jul 21, 2015 Abandoned
Array ( [id] => 12008856 [patent_doc_number] => 09802154 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-10-31 [patent_title] => 'Process for sulfur dioxide, hydrochloric acid and mercury mediation' [patent_app_type] => utility [patent_app_number] => 14/578828 [patent_app_country] => US [patent_app_date] => 2014-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6196 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [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] => 14578828 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/578828
Process for sulfur dioxide, hydrochloric acid and mercury mediation Dec 21, 2014 Issued
Array ( [id] => 9739892 [patent_doc_number] => 20140275611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'DIRECTED NUCLEATION AND CRYSTAL GROWTH FROM SOLUTION USING SURFACE ENERGY MODIFIED AMORPHOUS MATERIALS' [patent_app_type] => utility [patent_app_number] => 14/207267 [patent_app_country] => US [patent_app_date] => 2014-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 19106 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14207267 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/207267
Directed nucleation and crystal growth from solution using surface energy modified amorphous materials Mar 11, 2014 Issued
Array ( [id] => 10467234 [patent_doc_number] => 20150352249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-12-10 [patent_title] => 'Soft Calcium Hydroxyapatite & a Method for Preparation Thereof Used for Filling Gaps in Human Bone' [patent_app_type] => utility [patent_app_number] => 14/760262 [patent_app_country] => US [patent_app_date] => 2014-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1203 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14760262 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/760262
Soft Calcium Hydroxyapatite & a Method for Preparation Thereof Used for Filling Gaps in Human Bone Jan 21, 2014 Abandoned
Array ( [id] => 10281360 [patent_doc_number] => 20150166357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-06-18 [patent_title] => 'Prevention of Theft and Misuse of Ammonia Storage Systems' [patent_app_type] => utility [patent_app_number] => 14/104657 [patent_app_country] => US [patent_app_date] => 2013-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2737 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14104657 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/104657
Prevention of Theft and Misuse of Ammonia Storage Systems Dec 11, 2013 Abandoned
Array ( [id] => 9408861 [patent_doc_number] => 20140100112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-04-10 [patent_title] => 'ELECTRODEPOSITION OF BIAXIALLY TEXTURED LAYERS ON A SUBSTRATE' [patent_app_type] => utility [patent_app_number] => 14/055048 [patent_app_country] => US [patent_app_date] => 2013-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 5855 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14055048 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/055048
ELECTRODEPOSITION OF BIAXIALLY TEXTURED LAYERS ON A SUBSTRATE Oct 15, 2013 Abandoned
Array ( [id] => 8903550 [patent_doc_number] => 20130171053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'METHOD FOR CONVERTING NITROGEN (N2) INTO AMMONIA AND/OR NITRATE' [patent_app_type] => utility [patent_app_number] => 13/727880 [patent_app_country] => US [patent_app_date] => 2012-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1641 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13727880 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/727880
METHOD FOR CONVERTING NITROGEN (N2) INTO AMMONIA AND/OR NITRATE Dec 26, 2012 Abandoned
Array ( [id] => 9134283 [patent_doc_number] => 20130294997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-07 [patent_title] => 'METHOD FOR PRODUCING FLUORINE COMPOUND' [patent_app_type] => utility [patent_app_number] => 13/978980 [patent_app_country] => US [patent_app_date] => 2012-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3662 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13978980 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/978980
METHOD FOR PRODUCING FLUORINE COMPOUND Jan 12, 2012 Abandoned
Array ( [id] => 8263286 [patent_doc_number] => 20120162715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-06-28 [patent_title] => 'Image Processing Apparatus And Image Processing Method' [patent_app_type] => utility [patent_app_number] => 13/333274 [patent_app_country] => US [patent_app_date] => 2011-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 16705 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13333274 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/333274
Image Processing Apparatus And Image Processing Method Dec 20, 2011 Abandoned
Array ( [id] => 8355768 [patent_doc_number] => 20120210931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-23 [patent_title] => 'METHODS FOR CONTROLLING MELT TEMPERATURE IN A CZOCHRALSKI GROWER' [patent_app_type] => utility [patent_app_number] => 13/315769 [patent_app_country] => US [patent_app_date] => 2011-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2265 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13315769 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/315769
METHODS FOR CONTROLLING MELT TEMPERATURE IN A CZOCHRALSKI GROWER Dec 8, 2011 Abandoned
Array ( [id] => 8951075 [patent_doc_number] => 20130196856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-08-01 [patent_title] => 'IRON BASED SUPERCONDUCTING STRUCTURES AND METHODS FOR MAKING THE SAME' [patent_app_type] => utility [patent_app_number] => 13/814003 [patent_app_country] => US [patent_app_date] => 2011-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5388 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13814003 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/814003
IRON BASED SUPERCONDUCTING STRUCTURES AND METHODS FOR MAKING THE SAME Aug 1, 2011 Abandoned
Array ( [id] => 7756496 [patent_doc_number] => 20120028808 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-02 [patent_title] => 'SUPERCONDUCTOR SUPERIOR IN DEPENDENCY OF CRITICAL CURRENT DENSITY ON MAGNETIC FIELD ANGLE' [patent_app_type] => utility [patent_app_number] => 13/111063 [patent_app_country] => US [patent_app_date] => 2011-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 1998 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0028/20120028808.pdf [firstpage_image] =>[orig_patent_app_number] => 13111063 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/111063
SUPERCONDUCTOR SUPERIOR IN DEPENDENCY OF CRITICAL CURRENT DENSITY ON MAGNETIC FIELD ANGLE May 18, 2011 Abandoned
Array ( [id] => 8301250 [patent_doc_number] => 20120183807 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-19 [patent_title] => 'IRON-CHROMIUM BASED BRAZING FILLER METAL' [patent_app_type] => utility [patent_app_number] => 13/395587 [patent_app_country] => US [patent_app_date] => 2010-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3569 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13395587 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/395587
Iron-chromium based brazing filler metal Sep 16, 2010 Issued
Array ( [id] => 6095606 [patent_doc_number] => 20110003085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-06 [patent_title] => 'Production Of Tailored Metal Oxide Materials Using A Reaction Sol-Gel Approach' [patent_app_type] => utility [patent_app_number] => 12/876642 [patent_app_country] => US [patent_app_date] => 2010-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7055 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0003/20110003085.pdf [firstpage_image] =>[orig_patent_app_number] => 12876642 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/876642
Production Of Tailored Metal Oxide Materials Using A Reaction Sol-Gel Approach Sep 6, 2010 Abandoned
Array ( [id] => 8309969 [patent_doc_number] => 20120186982 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-26 [patent_title] => 'MODIFIED TUNGSTEN OXIDE AND PROCESS FOR ITS PREPARATION' [patent_app_type] => utility [patent_app_number] => 13/388139 [patent_app_country] => US [patent_app_date] => 2010-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5685 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13388139 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/388139
MODIFIED TUNGSTEN OXIDE AND PROCESS FOR ITS PREPARATION Jul 7, 2010 Abandoned
Array ( [id] => 7766008 [patent_doc_number] => 20120034147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-02-09 [patent_title] => 'METHOD FOR CLEANING SILICON SLUDGE' [patent_app_type] => utility [patent_app_number] => 13/264232 [patent_app_country] => US [patent_app_date] => 2010-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5585 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0034/20120034147.pdf [firstpage_image] =>[orig_patent_app_number] => 13264232 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/264232
METHOD FOR CLEANING SILICON SLUDGE Apr 18, 2010 Abandoned
Array ( [id] => 7499102 [patent_doc_number] => 20110262339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'PRODUCTION OF SOLAR-GRADE SILICON FROM SILICON DIOXIDE' [patent_app_type] => utility [patent_app_number] => 13/121759 [patent_app_country] => US [patent_app_date] => 2009-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 37211 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0262/20110262339.pdf [firstpage_image] =>[orig_patent_app_number] => 13121759 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/121759
PRODUCTION OF SOLAR-GRADE SILICON FROM SILICON DIOXIDE Sep 27, 2009 Abandoned
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