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] => 4683035 [patent_doc_number] => 20080249261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-09 [patent_title] => 'Method of preparing polymethylene-polyphenyl-polyamine' [patent_app_type] => utility [patent_app_number] => 11/873056 [patent_app_country] => US [patent_app_date] => 2007-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6193 [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] => publications/A1/0249/20080249261.pdf [firstpage_image] =>[orig_patent_app_number] => 11873056 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/873056
Method of preparing polymethylene-polyphenyl-polyamine Oct 15, 2007 Issued
Array ( [id] => 5441969 [patent_doc_number] => 20090093608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-09 [patent_title] => 'POLYIMIDE MATERIAL WITH IMPROVED THERMAL AND MECHANICAL PROPERTIES' [patent_app_type] => utility [patent_app_number] => 11/867529 [patent_app_country] => US [patent_app_date] => 2007-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7647 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0093/20090093608.pdf [firstpage_image] =>[orig_patent_app_number] => 11867529 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/867529
POLYIMIDE MATERIAL WITH IMPROVED THERMAL AND MECHANICAL PROPERTIES Oct 3, 2007 Abandoned
Array ( [id] => 8801943 [patent_doc_number] => 08440215 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-05-14 [patent_title] => 'Absorbable polymer formulations' [patent_app_type] => utility [patent_app_number] => 11/864153 [patent_app_country] => US [patent_app_date] => 2007-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 14813 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11864153 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/864153
Absorbable polymer formulations Sep 27, 2007 Issued
Array ( [id] => 4728303 [patent_doc_number] => 20080207847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-28 [patent_title] => 'Furanic-modified amine-based curatives' [patent_app_type] => utility [patent_app_number] => 11/903251 [patent_app_country] => US [patent_app_date] => 2007-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7024 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0207/20080207847.pdf [firstpage_image] =>[orig_patent_app_number] => 11903251 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/903251
Furanic-modified amine-based curatives Sep 19, 2007 Abandoned
Array ( [id] => 5195524 [patent_doc_number] => 20070294841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-27 [patent_title] => 'Process for Tinting, Dyeing or doping or moulded Components Made of Transparent (Co)Polyamides in Aqueous Dye Bath' [patent_app_type] => utility [patent_app_number] => 11/851442 [patent_app_country] => US [patent_app_date] => 2007-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8129 [patent_no_of_claims] => 17 [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/A1/0294/20070294841.pdf [firstpage_image] =>[orig_patent_app_number] => 11851442 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/851442
Process for Tinting, Dyeing or doping or moulded Components Made of Transparent (Co)Polyamides in Aqueous Dye Bath Sep 6, 2007 Abandoned
Array ( [id] => 8625275 [patent_doc_number] => 08357770 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-22 [patent_title] => 'Oligoaniline compound and use thereof' [patent_app_type] => utility [patent_app_number] => 12/441111 [patent_app_country] => US [patent_app_date] => 2007-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7167 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 16 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12441111 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/441111
Oligoaniline compound and use thereof Sep 4, 2007 Issued
Array ( [id] => 9483225 [patent_doc_number] => 08729176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-05-20 [patent_title] => 'Polyricinoleate composition and process for producing the same' [patent_app_type] => utility [patent_app_number] => 12/310731 [patent_app_country] => US [patent_app_date] => 2007-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5580 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12310731 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/310731
Polyricinoleate composition and process for producing the same Sep 3, 2007 Issued
Array ( [id] => 5338153 [patent_doc_number] => 20090054617 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-26 [patent_title] => 'Fibers comprising copolymers containing structure derived from a plurality of amine monomers including 3,3\' diamino diphenyl sulfone and method for making same' [patent_app_type] => utility [patent_app_number] => 11/894913 [patent_app_country] => US [patent_app_date] => 2007-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4193 [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] => publications/A1/0054/20090054617.pdf [firstpage_image] =>[orig_patent_app_number] => 11894913 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/894913
Fibers comprising copolymers containing structure derived from a plurality of amine monomers including 3,3' diamino diphenyl sulfone and method for making same Aug 21, 2007 Abandoned
Array ( [id] => 5232220 [patent_doc_number] => 20070294328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-20 [patent_title] => 'Cleaning compositions comprising surfactant boosting polymers' [patent_app_type] => utility [patent_app_number] => 11/894897 [patent_app_country] => US [patent_app_date] => 2007-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13009 [patent_no_of_claims] => 3 [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/A1/0294/20070294328.pdf [firstpage_image] =>[orig_patent_app_number] => 11894897 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/894897
Cleaning compositions comprising surfactant boosting polymers Aug 21, 2007 Abandoned
Array ( [id] => 5337497 [patent_doc_number] => 20090053961 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-26 [patent_title] => 'Fibers comprising copolymers containing structures derived from 4,4\' diamino diphenyl sulfone and a plurality of acid monomers and methods of making same' [patent_app_type] => utility [patent_app_number] => 11/894969 [patent_app_country] => US [patent_app_date] => 2007-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4079 [patent_no_of_claims] => 16 [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/A1/0053/20090053961.pdf [firstpage_image] =>[orig_patent_app_number] => 11894969 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/894969
Fibers comprising copolymers containing structures derived from 4,4' diamino diphenyl sulfone and a plurality of acid monomers and methods of making same Aug 21, 2007 Abandoned
Array ( [id] => 5334396 [patent_doc_number] => 20090050860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-26 [patent_title] => 'Fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4\" diamino diphenyl sulfone and methods for making same' [patent_app_type] => utility [patent_app_number] => 11/894939 [patent_app_country] => US [patent_app_date] => 2007-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4305 [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] => publications/A1/0050/20090050860.pdf [firstpage_image] =>[orig_patent_app_number] => 11894939 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/894939
Fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4" diamino diphenyl sulfone and methods for making same Aug 21, 2007 Abandoned
Array ( [id] => 4733440 [patent_doc_number] => 20080050419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Epoxy-containing poly(ester amides) and method of use' [patent_app_type] => utility [patent_app_number] => 11/893719 [patent_app_country] => US [patent_app_date] => 2007-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 19155 [patent_no_of_claims] => 34 [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/A1/0050/20080050419.pdf [firstpage_image] =>[orig_patent_app_number] => 11893719 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/893719
Epoxy-containing poly(ester amides) and method of use Aug 15, 2007 Abandoned
Array ( [id] => 8994440 [patent_doc_number] => 08518321 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-27 [patent_title] => 'Biaxially oriented nylon film, laminate wrapping material and process for production of biaxially oriented nylon film' [patent_app_type] => utility [patent_app_number] => 12/377421 [patent_app_country] => US [patent_app_date] => 2007-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 11504 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12377421 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/377421
Biaxially oriented nylon film, laminate wrapping material and process for production of biaxially oriented nylon film Aug 9, 2007 Issued
Array ( [id] => 4688961 [patent_doc_number] => 20080033142 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-07 [patent_title] => 'PACKAGE FOR INK JET RECORDING MATERIAL' [patent_app_type] => utility [patent_app_number] => 11/833315 [patent_app_country] => US [patent_app_date] => 2007-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14170 [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] => publications/A1/0033/20080033142.pdf [firstpage_image] =>[orig_patent_app_number] => 11833315 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/833315
PACKAGE FOR INK JET RECORDING MATERIAL Aug 2, 2007 Abandoned
Array ( [id] => 4827353 [patent_doc_number] => 20080125599 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-29 [patent_title] => 'Stable lactide particles' [patent_app_type] => utility [patent_app_number] => 11/878723 [patent_app_country] => US [patent_app_date] => 2007-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3501 [patent_no_of_claims] => 24 [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/A1/0125/20080125599.pdf [firstpage_image] =>[orig_patent_app_number] => 11878723 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/878723
Stable lactide particles Jul 25, 2007 Abandoned
Array ( [id] => 5029115 [patent_doc_number] => 20070270562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-22 [patent_title] => 'SILOXANE-MODIFIED HYPERBRANCHED POLYIMIDE' [patent_app_type] => utility [patent_app_number] => 11/782191 [patent_app_country] => US [patent_app_date] => 2007-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9524 [patent_no_of_claims] => 9 [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/A1/0270/20070270562.pdf [firstpage_image] =>[orig_patent_app_number] => 11782191 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/782191
Siloxane-modified hyperbranched polyimide Jul 23, 2007 Issued
Array ( [id] => 5029121 [patent_doc_number] => 20070270568 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-22 [patent_title] => 'CURABLE RESIN COMPOSITION FOR INK JET PRINTER, CURED PRODUCT THEREOF, AND PRINTED WIRING BOARD USING THE SAME' [patent_app_type] => utility [patent_app_number] => 11/776643 [patent_app_country] => US [patent_app_date] => 2007-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5101 [patent_no_of_claims] => 11 [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/A1/0270/20070270568.pdf [firstpage_image] =>[orig_patent_app_number] => 11776643 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/776643
CURABLE RESIN COMPOSITION FOR INK JET PRINTER, CURED PRODUCT THEREOF, AND PRINTED WIRING BOARD USING THE SAME Jul 11, 2007 Abandoned
Array ( [id] => 5491032 [patent_doc_number] => 20090292103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-26 [patent_title] => 'POLYAMIC ACID AND POLYIMIDE' [patent_app_type] => utility [patent_app_number] => 12/373230 [patent_app_country] => US [patent_app_date] => 2007-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7752 [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] => publications/A1/0292/20090292103.pdf [firstpage_image] =>[orig_patent_app_number] => 12373230 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/373230
Polyamic acid and polyimide Jul 8, 2007 Issued
Array ( [id] => 5398599 [patent_doc_number] => 20090318662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'Hydrazine storage resin' [patent_app_type] => utility [patent_app_number] => 12/309274 [patent_app_country] => US [patent_app_date] => 2007-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12231 [patent_no_of_claims] => 11 [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/A1/0318/20090318662.pdf [firstpage_image] =>[orig_patent_app_number] => 12309274 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/309274
Hydrazine storage resin Jul 8, 2007 Abandoned
Array ( [id] => 4705317 [patent_doc_number] => 20080064841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-13 [patent_title] => 'Polymerization Using Ligand-Initiators and Ligand-Terminators' [patent_app_type] => utility [patent_app_number] => 11/774549 [patent_app_country] => US [patent_app_date] => 2007-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 25 [patent_no_of_words] => 13461 [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/A1/0064/20080064841.pdf [firstpage_image] =>[orig_patent_app_number] => 11774549 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/774549
Polymerization Using Ligand-Initiators and Ligand-Terminators Jul 5, 2007 Abandoned
Menu