Search

Eric Chang

Examiner (ID: 15894, Phone: (571)272-3671 , Office: P/2116 )

Most Active Art Unit
2116
Art Unit(s)
2186, 2116, 2185
Total Applications
657
Issued Applications
458
Pending Applications
14
Abandoned Applications
185

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9721175 [patent_doc_number] => 20140256876 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-11 [patent_title] => 'INSULATION MATERIAL FOR ELECTRONIC DEVICE' [patent_app_type] => utility [patent_app_number] => 14/349641 [patent_app_country] => US [patent_app_date] => 2013-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8473 [patent_no_of_claims] => 13 [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] => 14349641 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/349641
INSULATION MATERIAL FOR ELECTRONIC DEVICE Jan 10, 2013 Abandoned
Array ( [id] => 10975610 [patent_doc_number] => 20140378645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-25 [patent_title] => 'LIQUID CRYSTAL ALIGNING AGENT' [patent_app_type] => utility [patent_app_number] => 14/371963 [patent_app_country] => US [patent_app_date] => 2013-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10056 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 6 [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] => 14371963 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/371963
LIQUID CRYSTAL ALIGNING AGENT Jan 6, 2013 Abandoned
Array ( [id] => 10451865 [patent_doc_number] => 20150336879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-11-26 [patent_title] => 'PROCESS FOR THE SYNTHESIS OF OMEGA-UNSATURATED NITRILE-ACID/ESTER IN WHICH TWO TYPES OF CROSS METATHESIS ARE ALTERNATED CONSECUTIVELY, SWING PROCESS' [patent_app_type] => utility [patent_app_number] => 14/759573 [patent_app_country] => US [patent_app_date] => 2013-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7991 [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] =>[firstpage_image] =>[orig_patent_app_number] => 14759573 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/759573
PROCESS FOR THE SYNTHESIS OF OMEGA-UNSATURATED NITRILE-ACID/ESTER IN WHICH TWO TYPES OF CROSS METATHESIS ARE ALTERNATED CONSECUTIVELY, SWING PROCESS Jan 6, 2013 Abandoned
Array ( [id] => 10968384 [patent_doc_number] => 20140371418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-18 [patent_title] => 'BIOLOGICAL SYNTHESIS OF P-AMINOBENZOIC ACID, P-AMINOPHENOL, N-(4-HYDROXYPHENYL)ETHANAMIDE AND DERIVATIVES THEREOF' [patent_app_type] => utility [patent_app_number] => 14/370683 [patent_app_country] => US [patent_app_date] => 2013-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 15056 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 18 [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] => 14370683 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/370683
BIOLOGICAL SYNTHESIS OF P-AMINOBENZOIC ACID, P-AMINOPHENOL, N-(4-HYDROXYPHENYL)ETHANAMIDE AND DERIVATIVES THEREOF Jan 3, 2013 Abandoned
Array ( [id] => 9557986 [patent_doc_number] => 20140175697 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-06-26 [patent_title] => 'Modified Long Chain Polyamide' [patent_app_type] => utility [patent_app_number] => 13/726692 [patent_app_country] => US [patent_app_date] => 2012-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2907 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [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] => 13726692 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/726692
Modified Long Chain Polyamide Dec 25, 2012 Abandoned
Array ( [id] => 9923074 [patent_doc_number] => 08981038 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-17 [patent_title] => 'Dinitro monomer, diamine monomer, polyimide and modified polyimide' [patent_app_type] => utility [patent_app_number] => 13/726552 [patent_app_country] => US [patent_app_date] => 2012-12-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3841 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 10 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13726552 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/726552
Dinitro monomer, diamine monomer, polyimide and modified polyimide Dec 24, 2012 Issued
Array ( [id] => 8904991 [patent_doc_number] => 20130172494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-04 [patent_title] => 'POLYIMIDE PRECURSOR COMPOSITION AND PREPARATION METHOD AND USE THEREOF' [patent_app_type] => utility [patent_app_number] => 13/725131 [patent_app_country] => US [patent_app_date] => 2012-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6200 [patent_no_of_claims] => 25 [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] => 13725131 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/725131
Polyimide precursor composition and preparation method and use thereof Dec 20, 2012 Issued
Array ( [id] => 10961552 [patent_doc_number] => 20140364582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-12-11 [patent_title] => 'COPOLYESTERIMIDES OF POLY(ALKYLENE TEREPHTHALATE)S HAVING HIGH GLASS TRANSITION TEMPERATURE AND FILM MADE THEREFROM' [patent_app_type] => utility [patent_app_number] => 14/366915 [patent_app_country] => US [patent_app_date] => 2012-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5216 [patent_no_of_claims] => 15 [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] => 14366915 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/366915
Copolyesterimides of poly(alkylene terephthalate)s having high glass transition temperature and film made therefrom Dec 17, 2012 Issued
Array ( [id] => 9546964 [patent_doc_number] => 20140171613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-06-19 [patent_title] => 'PROCESS FOR THE PRODUCTION OF POLYETHERIMIDES' [patent_app_type] => utility [patent_app_number] => 13/718221 [patent_app_country] => US [patent_app_date] => 2012-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6203 [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] => 13718221 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/718221
PROCESS FOR THE PRODUCTION OF POLYETHERIMIDES Dec 17, 2012 Abandoned
Array ( [id] => 12490182 [patent_doc_number] => 09994672 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-06-12 [patent_title] => Hydroxy-aminopolymers and method for producing same [patent_app_type] => utility [patent_app_number] => 14/366342 [patent_app_country] => US [patent_app_date] => 2012-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11442 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14366342 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/366342
Hydroxy-aminopolymers and method for producing same Dec 16, 2012 Issued
Array ( [id] => 11880827 [patent_doc_number] => 09751986 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-09-05 [patent_title] => 'Low toxicity solvent system for polyamideimide resins and solvent system manufacture' [patent_app_type] => utility [patent_app_number] => 14/365459 [patent_app_country] => US [patent_app_date] => 2012-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1646 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14365459 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/365459
Low toxicity solvent system for polyamideimide resins and solvent system manufacture Dec 16, 2012 Issued
Array ( [id] => 10580854 [patent_doc_number] => 09302972 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-04-05 [patent_title] => 'Process for the preparation of azeleic acid from 9-octadecenedioic acid' [patent_app_type] => utility [patent_app_number] => 14/366051 [patent_app_country] => US [patent_app_date] => 2012-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3676 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14366051 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/366051
Process for the preparation of azeleic acid from 9-octadecenedioic acid Dec 11, 2012 Issued
Array ( [id] => 10574232 [patent_doc_number] => 09296859 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-03-29 [patent_title] => 'Method for producing polyetherester carbonate polyols' [patent_app_type] => utility [patent_app_number] => 14/365622 [patent_app_country] => US [patent_app_date] => 2012-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17763 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14365622 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/365622
Method for producing polyetherester carbonate polyols Dec 9, 2012 Issued
Array ( [id] => 8780780 [patent_doc_number] => 20130102755 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-25 [patent_title] => 'PRODUCT CONTAINING EPICHLOROHYDRIN, ITS PREPARATION AND ITS USE IN VARIOUS APPLICATIONS' [patent_app_type] => utility [patent_app_number] => 13/709218 [patent_app_country] => US [patent_app_date] => 2012-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 22011 [patent_no_of_claims] => 21 [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] => 13709218 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/709218
PRODUCT CONTAINING EPICHLOROHYDRIN, ITS PREPARATION AND ITS USE IN VARIOUS APPLICATIONS Dec 9, 2012 Abandoned
Array ( [id] => 10499657 [patent_doc_number] => 09228054 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-01-05 [patent_title] => 'Method for producing polyether carbonate polyols' [patent_app_type] => utility [patent_app_number] => 14/363962 [patent_app_country] => US [patent_app_date] => 2012-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11891 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14363962 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/363962
Method for producing polyether carbonate polyols Dec 9, 2012 Issued
Array ( [id] => 9983768 [patent_doc_number] => 09029482 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-12 [patent_title] => 'Method for preparing polycondensation resin' [patent_app_type] => utility [patent_app_number] => 13/707775 [patent_app_country] => US [patent_app_date] => 2012-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14538 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13707775 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/707775
Method for preparing polycondensation resin Dec 6, 2012 Issued
Array ( [id] => 8755206 [patent_doc_number] => 20130089511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-04-11 [patent_title] => 'ABSORBABLE POLYMER FORMULATIONS' [patent_app_type] => utility [patent_app_number] => 13/691434 [patent_app_country] => US [patent_app_date] => 2012-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 14816 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [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] => 13691434 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/691434
Absorbable polymer formulations Nov 29, 2012 Issued
Array ( [id] => 10913081 [patent_doc_number] => 20140316099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-10-23 [patent_title] => 'HYDROXY ESTER RESINS' [patent_app_type] => utility [patent_app_number] => 14/357380 [patent_app_country] => US [patent_app_date] => 2012-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8386 [patent_no_of_claims] => 19 [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] => 14357380 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/357380
Hydroxy ester resins Nov 28, 2012 Issued
Array ( [id] => 11807401 [patent_doc_number] => 09548487 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-01-17 [patent_title] => 'Organic active materials for electrochemical energy storage' [patent_app_type] => utility [patent_app_number] => 14/439386 [patent_app_country] => US [patent_app_date] => 2012-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4683 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [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] => 14439386 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/439386
Organic active materials for electrochemical energy storage Oct 30, 2012 Issued
Array ( [id] => 10045273 [patent_doc_number] => 09085661 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-07-21 [patent_title] => 'Photomechanically active copolyimides derived from an azobenzenediamine, a rigid dianhydride, and a flexible dianhydride' [patent_app_type] => utility [patent_app_number] => 13/661194 [patent_app_country] => US [patent_app_date] => 2012-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5481 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13661194 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/661194
Photomechanically active copolyimides derived from an azobenzenediamine, a rigid dianhydride, and a flexible dianhydride Oct 25, 2012 Issued
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