Search

Celia C Chang

Examiner (ID: 4542, Phone: (571)272-0679 , Office: P/1625 )

Most Active Art Unit
1625
Art Unit(s)
1612, 1202, 2899, 1203, 1625
Total Applications
3041
Issued Applications
1838
Pending Applications
177
Abandoned Applications
1031

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6071287 [patent_doc_number] => 20110046138 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-24 [patent_title] => 'NOVEL COMPOUNDS ADVANTAGEOUS IN THE TREATMENT OF CENTRAL NERVOUS SYSTEM DISEASES AND DISORDERS' [patent_app_type] => utility [patent_app_number] => 12/922068 [patent_app_country] => US [patent_app_date] => 2009-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 13247 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0046/20110046138.pdf [firstpage_image] =>[orig_patent_app_number] => 12922068 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/922068
Compounds advantageous in the treatment of central nervous system diseases and disorders Mar 17, 2009 Issued
Array ( [id] => 6150392 [patent_doc_number] => 20110021780 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'MANUFACTURING METHOD FOR A PIPERIDINE-3-YLCARBAMATE COMPOUND AND OPTICAL RESOLUTION METHOD THEREFOR' [patent_app_type] => utility [patent_app_number] => 12/922706 [patent_app_country] => US [patent_app_date] => 2009-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15950 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0021/20110021780.pdf [firstpage_image] =>[orig_patent_app_number] => 12922706 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/922706
MANUFACTURING METHOD FOR A PIPERIDINE-3-YLCARBAMATE COMPOUND AND OPTICAL RESOLUTION METHOD THEREFOR Mar 17, 2009 Abandoned
Array ( [id] => 5386553 [patent_doc_number] => 20090227798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-10 [patent_title] => 'NOVEL PROCESSES FOR THE PREPARATION OF (R)-ALPHA-(2,3-DIMETHOXYPHENYL)-1-[2-(4-FLUOROPHENYL)ETHYL]-4-PIPERIDINEMETHANOL' [patent_app_type] => utility [patent_app_number] => 12/403768 [patent_app_country] => US [patent_app_date] => 2009-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 66403 [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] => publications/A1/0227/20090227798.pdf [firstpage_image] =>[orig_patent_app_number] => 12403768 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/403768
NOVEL PROCESSES FOR THE PREPARATION OF (R)-ALPHA-(2,3-DIMETHOXYPHENYL)-1-[2-(4-FLUOROPHENYL)ETHYL]-4-PIPERIDINEMETHANOL Mar 12, 2009 Abandoned
Array ( [id] => 7687552 [patent_doc_number] => 20090176739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-09 [patent_title] => 'OPTICAL ISOMERS OF AN ILOPERIDONE METABOLITE' [patent_app_type] => utility [patent_app_number] => 12/403755 [patent_app_country] => US [patent_app_date] => 2009-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1708 [patent_no_of_claims] => 4 [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/A1/0176/20090176739.pdf [firstpage_image] =>[orig_patent_app_number] => 12403755 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/403755
Optical isomers of an Iloperidone metabolite Mar 12, 2009 Issued
Array ( [id] => 6149972 [patent_doc_number] => 20110021567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'PREPARATION OF LENALIDOMIDE' [patent_app_type] => utility [patent_app_number] => 12/921613 [patent_app_country] => US [patent_app_date] => 2009-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7576 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0021/20110021567.pdf [firstpage_image] =>[orig_patent_app_number] => 12921613 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/921613
PREPARATION OF LENALIDOMIDE Mar 10, 2009 Abandoned
Array ( [id] => 8713536 [patent_doc_number] => 08399677 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-03-19 [patent_title] => 'Method for the preparation of fentanyl' [patent_app_type] => utility [patent_app_number] => 12/922906 [patent_app_country] => US [patent_app_date] => 2009-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3744 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12922906 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/922906
Method for the preparation of fentanyl Mar 8, 2009 Issued
Array ( [id] => 6033359 [patent_doc_number] => 20110082166 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-04-07 [patent_title] => 'NOVEL 4-BENZHYDRYL-TETRAHYDRO-PYRIDINE DERIVATIVES AND THEIR USE AS MONOAMINE NEUROTRANSMITTER RE-UPTAKE INHIBITORS' [patent_app_type] => utility [patent_app_number] => 12/921048 [patent_app_country] => US [patent_app_date] => 2009-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5304 [patent_no_of_claims] => 10 [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/A1/0082/20110082166.pdf [firstpage_image] =>[orig_patent_app_number] => 12921048 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/921048
NOVEL 4-BENZHYDRYL-TETRAHYDRO-PYRIDINE DERIVATIVES AND THEIR USE AS MONOAMINE NEUROTRANSMITTER RE-UPTAKE INHIBITORS Feb 26, 2009 Abandoned
Array ( [id] => 5474418 [patent_doc_number] => 20090247584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-01 [patent_title] => 'PHENOXY-PIPERIDINES FOR THE TREATMENT OF DISEASES SUCH AS SCHIZOPHRENIA AND DEPRESSION' [patent_app_type] => utility [patent_app_number] => 12/393480 [patent_app_country] => US [patent_app_date] => 2009-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7489 [patent_no_of_claims] => 10 [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/A1/0247/20090247584.pdf [firstpage_image] =>[orig_patent_app_number] => 12393480 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/393480
PHENOXY-PIPERIDINES FOR THE TREATMENT OF DISEASES SUCH AS SCHIZOPHRENIA AND DEPRESSION Feb 25, 2009 Abandoned
Array ( [id] => 5422071 [patent_doc_number] => 20090148526 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-11 [patent_title] => 'SALTS OF POTASSIUM ATP CHANNEL OPENERS AND USES THEREOF' [patent_app_type] => utility [patent_app_number] => 12/391990 [patent_app_country] => US [patent_app_date] => 2009-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 52 [patent_figures_cnt] => 52 [patent_no_of_words] => 60987 [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/A1/0148/20090148526.pdf [firstpage_image] =>[orig_patent_app_number] => 12391990 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/391990
Salts of potassium ATP channel openers and uses thereof Feb 23, 2009 Issued
Array ( [id] => 5423046 [patent_doc_number] => 20090149502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-11 [patent_title] => 'Optically active isomers of ketotifen and therapeutically active metabolites thereof' [patent_app_type] => utility [patent_app_number] => 12/378231 [patent_app_country] => US [patent_app_date] => 2009-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6072 [patent_no_of_claims] => 13 [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/A1/0149/20090149502.pdf [firstpage_image] =>[orig_patent_app_number] => 12378231 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/378231
Optically active isomers of ketotifen and therapeutically active metabolites thereof Feb 11, 2009 Issued
Array ( [id] => 5466033 [patent_doc_number] => 20090326233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => '4-PHENYLPIPERIDINE COMPOUNDS' [patent_app_type] => utility [patent_app_number] => 12/358997 [patent_app_country] => US [patent_app_date] => 2009-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4472 [patent_no_of_claims] => 2 [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/A1/0326/20090326233.pdf [firstpage_image] =>[orig_patent_app_number] => 12358997 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/358997
4-PHENYLPIPERIDINE COMPOUNDS Jan 22, 2009 Abandoned
Array ( [id] => 10103780 [patent_doc_number] => 09139555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-22 [patent_title] => 'Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione' [patent_app_type] => utility [patent_app_number] => 12/353383 [patent_app_country] => US [patent_app_date] => 2009-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 54 [patent_no_of_words] => 11783 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12353383 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353383
Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione Jan 13, 2009 Issued
Array ( [id] => 10103780 [patent_doc_number] => 09139555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-22 [patent_title] => 'Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione' [patent_app_type] => utility [patent_app_number] => 12/353383 [patent_app_country] => US [patent_app_date] => 2009-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 54 [patent_no_of_words] => 11783 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12353383 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353383
Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione Jan 13, 2009 Issued
Array ( [id] => 10103780 [patent_doc_number] => 09139555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-22 [patent_title] => 'Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione' [patent_app_type] => utility [patent_app_number] => 12/353383 [patent_app_country] => US [patent_app_date] => 2009-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 54 [patent_no_of_words] => 11783 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12353383 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353383
Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione Jan 13, 2009 Issued
Array ( [id] => 10103780 [patent_doc_number] => 09139555 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-09-22 [patent_title] => 'Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione' [patent_app_type] => utility [patent_app_number] => 12/353383 [patent_app_country] => US [patent_app_date] => 2009-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 48 [patent_figures_cnt] => 54 [patent_no_of_words] => 11783 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12353383 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/353383
Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione Jan 13, 2009 Issued
Array ( [id] => 6071329 [patent_doc_number] => 20110046180 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-24 [patent_title] => 'N-ARYL-N-PIPERIDIN-4-YL-PROPIONAMIDE DERIVATIVES AND THEIR USE AS OPIOID RECEPTOR LIGANDS' [patent_app_type] => utility [patent_app_number] => 12/809156 [patent_app_country] => US [patent_app_date] => 2008-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6847 [patent_no_of_claims] => 9 [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/A1/0046/20110046180.pdf [firstpage_image] =>[orig_patent_app_number] => 12809156 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/809156
N-ARYL-N-PIPERIDIN-4-YL-PROPIONAMIDE DERIVATIVES AND THEIR USE AS OPIOID RECEPTOR LIGANDS Dec 17, 2008 Abandoned
Array ( [id] => 5423043 [patent_doc_number] => 20090149499 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-11 [patent_title] => 'POLYMORPHIC FORMS OF 3-(4-AMINO-1-OXO-1,3 DIHYDRO-ISOINDOL-2-YL)-PIPERIDINE-2,6-DIONE)' [patent_app_type] => utility [patent_app_number] => 12/335350 [patent_app_country] => US [patent_app_date] => 2008-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 49 [patent_no_of_words] => 11683 [patent_no_of_claims] => 57 [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/A1/0149/20090149499.pdf [firstpage_image] =>[orig_patent_app_number] => 12335350 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/335350
Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione) Dec 14, 2008 Issued
Array ( [id] => 5423044 [patent_doc_number] => 20090149500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-11 [patent_title] => 'POLYMORPHIC FORMS OF 3-(4-AMINO-1-OXO-1,3 DIHYDRO-ISOINDOL-2-YL)-PIPERIDINE-2,6-DIONE' [patent_app_type] => utility [patent_app_number] => 12/335395 [patent_app_country] => US [patent_app_date] => 2008-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 49 [patent_no_of_words] => 11682 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20090149500.pdf [firstpage_image] =>[orig_patent_app_number] => 12335395 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/335395
Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione Dec 14, 2008 Issued
Array ( [id] => 5355679 [patent_doc_number] => 20090187023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-23 [patent_title] => 'POLYMORPHIC FORMS OF 3-(4-AMINO-1-OXO-1,3 DIHYDRO-ISOINDOL-2-YL))-PIPERIDINE-2,6-DIONE' [patent_app_type] => utility [patent_app_number] => 12/335262 [patent_app_country] => US [patent_app_date] => 2008-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 49 [patent_figures_cnt] => 49 [patent_no_of_words] => 11677 [patent_no_of_claims] => 14 [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/A1/0187/20090187023.pdf [firstpage_image] =>[orig_patent_app_number] => 12335262 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/335262
Processes for preparing polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-YL))-piperidine-2,6-dione Dec 14, 2008 Issued
Array ( [id] => 5540025 [patent_doc_number] => 20090221830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-03 [patent_title] => 'Fexofenadine Polymorphs and Processes of Preparing the Same' [patent_app_type] => utility [patent_app_number] => 12/274077 [patent_app_country] => US [patent_app_date] => 2008-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7500 [patent_no_of_claims] => 16 [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/A1/0221/20090221830.pdf [firstpage_image] =>[orig_patent_app_number] => 12274077 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/274077
Fexofenadine polymorphs and processes of preparing the same Nov 18, 2008 Issued
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