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] => 11497727 [patent_doc_number] => 20170071912 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-03-16 [patent_title] => 'Polyamide Compound and Pharmaceutical Composition for Treating Mitochondrial Genetic Diseases' [patent_app_type] => utility [patent_app_number] => 15/357335 [patent_app_country] => US [patent_app_date] => 2016-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 17684 [patent_no_of_claims] => 14 [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] => 15357335 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/357335
Polyamide compound and pharmaceutical composition for treating mitochondrial genetic diseases Nov 20, 2016 Issued
Array ( [id] => 15082135 [patent_doc_number] => 20190335878 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-07 [patent_title] => FOAM OF POLYURETHANE FOR USE IN COSMETIC APPLICATIONS [patent_app_type] => utility [patent_app_number] => 16/349436 [patent_app_country] => US [patent_app_date] => 2016-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 16349436 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/349436
FOAM OF POLYURETHANE FOR USE IN COSMETIC APPLICATIONS Nov 13, 2016 Abandoned
Array ( [id] => 13733401 [patent_doc_number] => 20180371168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => DIANHYDRIDES, POLYIMIDES DERIVED FROM BISCATECOL, METHODS OF MAKING, AND METHODS OF USE [patent_app_type] => utility [patent_app_number] => 15/776660 [patent_app_country] => US [patent_app_date] => 2016-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4982 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 15776660 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/776660
Dianhydrides, polyimides derived from biscatecol, methods of making, and methods of use Nov 9, 2016 Issued
Array ( [id] => 17330330 [patent_doc_number] => 11220783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-11 [patent_title] => Binder for carpet coating compositions [patent_app_type] => utility [patent_app_number] => 15/776302 [patent_app_country] => US [patent_app_date] => 2016-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6849 [patent_no_of_claims] => 8 [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] => 15776302 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/776302
Binder for carpet coating compositions Nov 8, 2016 Issued
Array ( [id] => 13536893 [patent_doc_number] => 20180319990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-08 [patent_title] => POLYMERIC DYES BASED ON POLY(AMIDOAMINES) [patent_app_type] => utility [patent_app_number] => 15/772726 [patent_app_country] => US [patent_app_date] => 2016-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3654 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15772726 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/772726
Polymeric dyes based on poly(amidoamines) Nov 1, 2016 Issued
Array ( [id] => 12165720 [patent_doc_number] => 09884480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-02-06 [patent_title] => 'Release agent composition for tandem solid inkjet imaging systems having improved wettability' [patent_app_type] => utility [patent_app_number] => 15/297699 [patent_app_country] => US [patent_app_date] => 2016-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3150 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15297699 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/297699
Release agent composition for tandem solid inkjet imaging systems having improved wettability Oct 18, 2016 Issued
Array ( [id] => 15753827 [patent_doc_number] => 10619009 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-14 [patent_title] => Ortho-substituted triptycene-based diamines, monomers, and polymers, methods of making and uses thereof [patent_app_type] => utility [patent_app_number] => 15/767033 [patent_app_country] => US [patent_app_date] => 2016-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5048 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15767033 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/767033
Ortho-substituted triptycene-based diamines, monomers, and polymers, methods of making and uses thereof Oct 6, 2016 Issued
Array ( [id] => 13458819 [patent_doc_number] => 20180280952 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => USE OF COMPOUNDS IN POLYMERISATION REACTIONS [patent_app_type] => utility [patent_app_number] => 15/766159 [patent_app_country] => US [patent_app_date] => 2016-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 15766159 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/766159
USE OF COMPOUNDS IN POLYMERISATION REACTIONS Oct 3, 2016 Abandoned
Array ( [id] => 14700289 [patent_doc_number] => 10377878 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-08-13 [patent_title] => Controlled crosslinking of latex polymers with polyfunctional amines [patent_app_type] => utility [patent_app_number] => 15/284700 [patent_app_country] => US [patent_app_date] => 2016-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9986 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 679 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15284700 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/284700
Controlled crosslinking of latex polymers with polyfunctional amines Oct 3, 2016 Issued
Array ( [id] => 11401798 [patent_doc_number] => 20170022336 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-26 [patent_title] => 'Aromatic Polyamide Films for Transparent Flexible Substrates' [patent_app_type] => utility [patent_app_number] => 15/284024 [patent_app_country] => US [patent_app_date] => 2016-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5914 [patent_no_of_claims] => 45 [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] => 15284024 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/284024
Aromatic polyamide films for transparent flexible substrates Oct 2, 2016 Issued
Array ( [id] => 14534735 [patent_doc_number] => 20190202989 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-07-04 [patent_title] => DMPA-Based Solvent Systems for the Synthesis of Poly (Amic Acid) and Polyimide Polymers [patent_app_type] => utility [patent_app_number] => 15/544404 [patent_app_country] => US [patent_app_date] => 2016-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5709 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15544404 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/544404
DMPA-based solvent systems for the synthesis of poly (amic acid) and polyimide polymers Sep 27, 2016 Issued
Array ( [id] => 16770958 [patent_doc_number] => 10982047 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-04-20 [patent_title] => Solvent systems for synthesis of poly(amic acid) and polyimide polymers [patent_app_type] => utility [patent_app_number] => 16/336568 [patent_app_country] => US [patent_app_date] => 2016-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5205 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [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] => 16336568 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/336568
Solvent systems for synthesis of poly(amic acid) and polyimide polymers Sep 27, 2016 Issued
Array ( [id] => 13461433 [patent_doc_number] => 20180282259 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => COMPOSITION MADE OF AMINO ACID OR ESTER WITH POLYMER QUALITY AND METHODS FOR OBTAINING SAME [patent_app_type] => utility [patent_app_number] => 15/764596 [patent_app_country] => US [patent_app_date] => 2016-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8174 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -46 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15764596 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/764596
Composition made of amino acid or ester with polymer quality and methods for obtaining same Sep 27, 2016 Issued
Array ( [id] => 11869833 [patent_doc_number] => 20170237119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-17 [patent_title] => 'LI-ION ELECTROLYTE MEMBRANE FACILITATED BY A SELF-HEALING POLYMER MATRIX, AND ASSOCIATED BATTERY' [patent_app_type] => utility [patent_app_number] => 15/276777 [patent_app_country] => US [patent_app_date] => 2016-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 39 [patent_no_of_words] => 24976 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15276777 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/276777
LI-ION ELECTROLYTE MEMBRANE FACILITATED BY A SELF-HEALING POLYMER MATRIX, AND ASSOCIATED BATTERY Sep 25, 2016 Abandoned
Array ( [id] => 11363970 [patent_doc_number] => 20170001951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-05 [patent_title] => 'COMPOUND, POLY(IMIDE-AMIDE) COPOLYMER, AND AN ARTICLE INCLUDING THE POLY(IMIDE-AMIDE) COPOLYMER' [patent_app_type] => utility [patent_app_number] => 15/268826 [patent_app_country] => US [patent_app_date] => 2016-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8661 [patent_no_of_claims] => 12 [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] => 15268826 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/268826
Compound, poly(imide-amide) copolymer, and an article including the poly(imide-amide) copolymer Sep 18, 2016 Issued
Array ( [id] => 11364164 [patent_doc_number] => 20170002145 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-01-05 [patent_title] => 'POLYHEMIAMINAL AND POLYHEXAHYDROTRIAZINE MATERIALS FROM 1,4 CONJUGATE ADDITION REACTIONS' [patent_app_type] => utility [patent_app_number] => 15/267987 [patent_app_country] => US [patent_app_date] => 2016-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5800 [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] => 15267987 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/267987
Polyhemiaminal and polyhexahydrotriazine materials from 1,4 conjugate addition reactions Sep 15, 2016 Issued
Array ( [id] => 13769925 [patent_doc_number] => 10177313 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-01-08 [patent_title] => Diketopyrrolopyrrole polymers for use in organic semiconductor devices [patent_app_type] => utility [patent_app_number] => 15/264183 [patent_app_country] => US [patent_app_date] => 2016-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13613 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 539 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15264183 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/264183
Diketopyrrolopyrrole polymers for use in organic semiconductor devices Sep 12, 2016 Issued
Array ( [id] => 16564327 [patent_doc_number] => 10889687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-01-12 [patent_title] => Polymerizable compositions, polymerized compositions, and methods of making and using the same [patent_app_type] => utility [patent_app_number] => 15/756283 [patent_app_country] => US [patent_app_date] => 2016-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16788 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15756283 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/756283
Polymerizable compositions, polymerized compositions, and methods of making and using the same Sep 8, 2016 Issued
Array ( [id] => 13384967 [patent_doc_number] => 20180244025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-30 [patent_title] => Film [patent_app_type] => utility [patent_app_number] => 15/758374 [patent_app_country] => US [patent_app_date] => 2016-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19139 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15758374 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/758374
Film Sep 6, 2016 Issued
Array ( [id] => 16642181 [patent_doc_number] => 10920019 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-16 [patent_title] => Preparation of poly amidoimides [patent_app_type] => utility [patent_app_number] => 15/762979 [patent_app_country] => US [patent_app_date] => 2016-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2056 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15762979 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/762979
Preparation of poly amidoimides Sep 1, 2016 Issued
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