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] => 9849785 [patent_doc_number] => 08951509 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-10 [patent_title] => 'Heterocyclic substituted condensation polymers' [patent_app_type] => utility [patent_app_number] => 12/281063 [patent_app_country] => US [patent_app_date] => 2007-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17779 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12281063 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/281063
Heterocyclic substituted condensation polymers Feb 22, 2007 Issued
Array ( [id] => 4965064 [patent_doc_number] => 20080107884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-08 [patent_title] => 'Polyimide composite flexible board and its preparation' [patent_app_type] => utility [patent_app_number] => 11/709680 [patent_app_country] => US [patent_app_date] => 2007-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4885 [patent_no_of_claims] => 14 [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] => publications/A1/0107/20080107884.pdf [firstpage_image] =>[orig_patent_app_number] => 11709680 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/709680
Polyimide composite flexible board and its preparation Feb 22, 2007 Abandoned
Array ( [id] => 5237376 [patent_doc_number] => 20070129533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-07 [patent_title] => 'Polyimide Film and Process for Producing the Same' [patent_app_type] => utility [patent_app_number] => 11/674620 [patent_app_country] => US [patent_app_date] => 2007-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 24761 [patent_no_of_claims] => 35 [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] => publications/A1/0129/20070129533.pdf [firstpage_image] =>[orig_patent_app_number] => 11674620 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/674620
Polyimide film and process for producing the same Feb 12, 2007 Issued
Array ( [id] => 5416068 [patent_doc_number] => 20090041955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-12 [patent_title] => 'ALIGNMENT MATERIAL FOR LIQUID CRYSTAL DISPLAY DEVICE OF VERTICAL ALIGNMENT MODE AND METHOD OF PREPARING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/281328 [patent_app_country] => US [patent_app_date] => 2007-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5027 [patent_no_of_claims] => 8 [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] => publications/A1/0041/20090041955.pdf [firstpage_image] =>[orig_patent_app_number] => 12281328 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/281328
Alignment material for liquid crystal display device of vertical alignment mode and method of preparing the same Feb 8, 2007 Issued
Array ( [id] => 5338156 [patent_doc_number] => 20090054620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-26 [patent_title] => 'META-TYPE WHOLLY AROMATIC POLYAMIDE FIBER EXCELLENT IN HIGH-TEMPERATURE PROCESSABILITY, AND METHOD FOR PRODUCING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/162762 [patent_app_country] => US [patent_app_date] => 2007-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9725 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20090054620.pdf [firstpage_image] =>[orig_patent_app_number] => 12162762 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/162762
Meta-type wholly aromatic polyamide fiber excellent in high-temperature processability, and method for producing the same Jan 29, 2007 Issued
Array ( [id] => 5111767 [patent_doc_number] => 20070195682 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'METHOD FOR HIGH DENSITY DATA STORAGE AND IMAGING' [patent_app_type] => utility [patent_app_number] => 11/626431 [patent_app_country] => US [patent_app_date] => 2007-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7039 [patent_no_of_claims] => 38 [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] => publications/A1/0195/20070195682.pdf [firstpage_image] =>[orig_patent_app_number] => 11626431 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/626431
METHOD FOR HIGH DENSITY DATA STORAGE AND IMAGING Jan 23, 2007 Abandoned
Array ( [id] => 11198409 [patent_doc_number] => 09428612 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-30 [patent_title] => 'Semi-crystalline semi-aromatic polyamide' [patent_app_type] => utility [patent_app_number] => 12/161602 [patent_app_country] => US [patent_app_date] => 2007-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7816 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12161602 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/161602
Semi-crystalline semi-aromatic polyamide Jan 22, 2007 Issued
Array ( [id] => 5219594 [patent_doc_number] => 20070160905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-12 [patent_title] => 'NOVEL IMIDE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME' [patent_app_type] => utility [patent_app_number] => 11/619787 [patent_app_country] => US [patent_app_date] => 2007-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 12179 [patent_no_of_claims] => 9 [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] => publications/A1/0160/20070160905.pdf [firstpage_image] =>[orig_patent_app_number] => 11619787 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/619787
Imide derivative, material for organic electroluminescent device and organic electroluminescent device using the same Jan 3, 2007 Issued
Array ( [id] => 5160558 [patent_doc_number] => 20070173602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-26 [patent_title] => 'Encapsulated Michael addition catalyst' [patent_app_type] => utility [patent_app_number] => 11/649511 [patent_app_country] => US [patent_app_date] => 2007-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4344 [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] => publications/A1/0173/20070173602.pdf [firstpage_image] =>[orig_patent_app_number] => 11649511 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/649511
Encapsulated Michael addition catalyst Jan 3, 2007 Abandoned
Array ( [id] => 5398598 [patent_doc_number] => 20090318661 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'A BIOCOMPATIBLE, NON-BIODEGRADABLE, NON-TOXIC POLYMER USEFUL FOR NANOPARTICLE PHARMACEUTICAL COMPOSITIONS' [patent_app_type] => utility [patent_app_number] => 12/159310 [patent_app_country] => US [patent_app_date] => 2006-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 18365 [patent_no_of_claims] => 38 [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] => publications/A1/0318/20090318661.pdf [firstpage_image] =>[orig_patent_app_number] => 12159310 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/159310
Biocompatible, non-biodegradable, non-toxic polymer useful for nanoparticle pharmaceutical compositions Dec 25, 2006 Issued
Array ( [id] => 4792914 [patent_doc_number] => 20080293888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-27 [patent_title] => 'Photocrosslinkable Materials' [patent_app_type] => utility [patent_app_number] => 12/096719 [patent_app_country] => US [patent_app_date] => 2006-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34773 [patent_no_of_claims] => 29 [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] => publications/A1/0293/20080293888.pdf [firstpage_image] =>[orig_patent_app_number] => 12096719 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/096719
Photocrosslinkable materials Dec 18, 2006 Issued
Array ( [id] => 4862522 [patent_doc_number] => 20080141903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-19 [patent_title] => '(METH)ACRYLATE/ASPARTATE AMINE CURATIVES AND COATINGS AND ARTICLES COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 11/611988 [patent_app_country] => US [patent_app_date] => 2006-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12833 [patent_no_of_claims] => 31 [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/A1/0141/20080141903.pdf [firstpage_image] =>[orig_patent_app_number] => 11611988 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/611988
(Meth)acrylate/aspartate amine curatives and coatings and articles comprising the same Dec 17, 2006 Issued
Array ( [id] => 4866637 [patent_doc_number] => 20080145696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-19 [patent_title] => 'TRIAMINE/ASPARTATE CURATIVE AND COATINGS COMPRISING THE SAME' [patent_app_type] => utility [patent_app_number] => 11/611986 [patent_app_country] => US [patent_app_date] => 2006-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12871 [patent_no_of_claims] => 28 [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/A1/0145/20080145696.pdf [firstpage_image] =>[orig_patent_app_number] => 11611986 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/611986
Triamine/aspartate curative and coatings comprising the same Dec 17, 2006 Issued
Array ( [id] => 4950114 [patent_doc_number] => 20080306240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-11 [patent_title] => 'Process for Amination of Acrylic Macromonomers and Products Therefrom' [patent_app_type] => utility [patent_app_number] => 12/097327 [patent_app_country] => US [patent_app_date] => 2006-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9428 [patent_no_of_claims] => 24 [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] => publications/A1/0306/20080306240.pdf [firstpage_image] =>[orig_patent_app_number] => 12097327 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/097327
Process for Amination of Acrylic Macromonomers and Products Therefrom Dec 17, 2006 Abandoned
Array ( [id] => 5220464 [patent_doc_number] => 20070161775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-12 [patent_title] => 'Novel polyimide and method for preparing the same' [patent_app_type] => utility [patent_app_number] => 11/606299 [patent_app_country] => US [patent_app_date] => 2006-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5413 [patent_no_of_claims] => 5 [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/A1/0161/20070161775.pdf [firstpage_image] =>[orig_patent_app_number] => 11606299 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/606299
Novel polyimide and method for preparing the same Nov 29, 2006 Abandoned
Array ( [id] => 8114987 [patent_doc_number] => 08158710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-17 [patent_title] => 'Polyester blends, methods of making, and articles formed therefrom' [patent_app_type] => utility [patent_app_number] => 11/563369 [patent_app_country] => US [patent_app_date] => 2006-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10414 [patent_no_of_claims] => 16 [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] => patents/08/158/08158710.pdf [firstpage_image] =>[orig_patent_app_number] => 11563369 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/563369
Polyester blends, methods of making, and articles formed therefrom Nov 26, 2006 Issued
Array ( [id] => 9323734 [patent_doc_number] => 08658756 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-25 [patent_title] => 'Caprolactam-based composition, process for manufacturing an impermeable element, and tank' [patent_app_type] => utility [patent_app_number] => 12/094440 [patent_app_country] => US [patent_app_date] => 2006-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 19 [patent_no_of_words] => 14179 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12094440 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/094440
Caprolactam-based composition, process for manufacturing an impermeable element, and tank Nov 22, 2006 Issued
Array ( [id] => 5546882 [patent_doc_number] => 20090156759 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-18 [patent_title] => 'Industrial process for production of high-quality aromatic polycarbonate' [patent_app_type] => utility [patent_app_number] => 11/991420 [patent_app_country] => US [patent_app_date] => 2006-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 27250 [patent_no_of_claims] => 22 [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/A1/0156/20090156759.pdf [firstpage_image] =>[orig_patent_app_number] => 11991420 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/991420
Industrial process for production of high-quality aromatic polycarbonate Nov 21, 2006 Abandoned
Array ( [id] => 8147248 [patent_doc_number] => 08164251 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-24 [patent_title] => 'Aromatic amine derivatives and organic electroluminescence devices using the same' [patent_app_type] => utility [patent_app_number] => 11/561164 [patent_app_country] => US [patent_app_date] => 2006-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9059 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/164/08164251.pdf [firstpage_image] =>[orig_patent_app_number] => 11561164 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/561164
Aromatic amine derivatives and organic electroluminescence devices using the same Nov 16, 2006 Issued
Array ( [id] => 4900046 [patent_doc_number] => 20080119660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-22 [patent_title] => 'Method of making bisimides' [patent_app_type] => utility [patent_app_number] => 11/600538 [patent_app_country] => US [patent_app_date] => 2006-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10639 [patent_no_of_claims] => 21 [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] => publications/A1/0119/20080119660.pdf [firstpage_image] =>[orig_patent_app_number] => 11600538 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/600538
Method of making bisimides Nov 15, 2006 Issued
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