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] => 5023604 [patent_doc_number] => 20070149570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-28 [patent_title] => 'Piperidine derivative and use thereof' [patent_app_type] => utility [patent_app_number] => 11/701380 [patent_app_country] => US [patent_app_date] => 2007-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 45366 [patent_no_of_claims] => 16 [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/A1/0149/20070149570.pdf [firstpage_image] =>[orig_patent_app_number] => 11701380 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/701380
Piperidine derivative and use thereof Feb 1, 2007 Abandoned
Array ( [id] => 4977981 [patent_doc_number] => 20070219214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'Dual NK2/NK3-antagonists, pharmaceutical compositions comprising them, and processes for their preparation' [patent_app_type] => utility [patent_app_number] => 11/700788 [patent_app_country] => US [patent_app_date] => 2007-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 27970 [patent_no_of_claims] => 23 [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/A1/0219/20070219214.pdf [firstpage_image] =>[orig_patent_app_number] => 11700788 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/700788
Dual NK2/NK3-antagonists, pharmaceutical compositions comprising them, and processes for their preparation Jan 31, 2007 Abandoned
Array ( [id] => 4740832 [patent_doc_number] => 20080234485 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-25 [patent_title] => '1-Benzyl-4-[ (5,6-Dimethoxy-1-Indanon) -2-Yl] Methylpiperidine Hydrobromide or Crystals Thereof' [patent_app_type] => utility [patent_app_number] => 11/995975 [patent_app_country] => US [patent_app_date] => 2007-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3418 [patent_no_of_claims] => 6 [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/A1/0234/20080234485.pdf [firstpage_image] =>[orig_patent_app_number] => 11995975 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/995975
1-Benzyl-4-[ (5,6-Dimethoxy-1-Indanon) -2-Yl] Methylpiperidine Hydrobromide or Crystals Thereof Jan 31, 2007 Abandoned
Array ( [id] => 5113614 [patent_doc_number] => 20070197530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-23 [patent_title] => 'Amido compounds and their use as pharmaceuticals' [patent_app_type] => utility [patent_app_number] => 11/699826 [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] => 25625 [patent_no_of_claims] => 46 [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/A1/0197/20070197530.pdf [firstpage_image] =>[orig_patent_app_number] => 11699826 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/699826
Amido compounds and their use as pharmaceuticals Jan 29, 2007 Abandoned
Array ( [id] => 5070262 [patent_doc_number] => 20070191364 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-16 [patent_title] => 'AMINOPIPERIDINE DERIVATIVES, PREPARATION THEREOF AND THERAPEUTIC USE THEREOF' [patent_app_type] => utility [patent_app_number] => 11/626972 [patent_app_country] => US [patent_app_date] => 2007-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26854 [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/A1/0191/20070191364.pdf [firstpage_image] =>[orig_patent_app_number] => 11626972 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/626972
AMINOPIPERIDINE DERIVATIVES, PREPARATION THEREOF AND THERAPEUTIC USE THEREOF Jan 24, 2007 Abandoned
Array ( [id] => 5023596 [patent_doc_number] => 20070149562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-28 [patent_title] => 'OXOPIPERIDINE DERIVATIVES, PREPARATION AND THERAPEUTIC USE THEREOF' [patent_app_type] => utility [patent_app_number] => 11/626970 [patent_app_country] => US [patent_app_date] => 2007-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 40394 [patent_no_of_claims] => 37 [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/A1/0149/20070149562.pdf [firstpage_image] =>[orig_patent_app_number] => 11626970 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/626970
OXOPIPERIDINE DERIVATIVES, PREPARATION AND THERAPEUTIC USE THEREOF Jan 24, 2007 Abandoned
Array ( [id] => 5253318 [patent_doc_number] => 20070134774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-14 [patent_title] => 'PROCESS FOR THE PRODUCTION OF PIPERIDINE DERIVATIVES WITH MICROORGANISMS' [patent_app_type] => utility [patent_app_number] => 11/624096 [patent_app_country] => US [patent_app_date] => 2007-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6356 [patent_no_of_claims] => 25 [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/A1/0134/20070134774.pdf [firstpage_image] =>[orig_patent_app_number] => 11624096 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/624096
Process for the production of piperidine derivatives with microorganisms Jan 16, 2007 Issued
Array ( [id] => 4658241 [patent_doc_number] => 20080027103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-31 [patent_title] => 'Novel Crystalline Forms 1' [patent_app_type] => utility [patent_app_number] => 11/622596 [patent_app_country] => US [patent_app_date] => 2007-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5204 [patent_no_of_claims] => 7 [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/A1/0027/20080027103.pdf [firstpage_image] =>[orig_patent_app_number] => 11622596 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/622596
Novel Crystalline Forms 1 Jan 11, 2007 Abandoned
Array ( [id] => 4658242 [patent_doc_number] => 20080027104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-01-31 [patent_title] => 'Novel Crystalline Forms 2' [patent_app_type] => utility [patent_app_number] => 11/622606 [patent_app_country] => US [patent_app_date] => 2007-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5523 [patent_no_of_claims] => 13 [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/A1/0027/20080027104.pdf [firstpage_image] =>[orig_patent_app_number] => 11622606 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/622606
Novel Crystalline Forms 2 Jan 11, 2007 Abandoned
Array ( [id] => 5005611 [patent_doc_number] => 20070203183 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-30 [patent_title] => 'Diaryl piperidines as CB1 modulators' [patent_app_type] => utility [patent_app_number] => 11/652227 [patent_app_country] => US [patent_app_date] => 2007-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 48507 [patent_no_of_claims] => 43 [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/A1/0203/20070203183.pdf [firstpage_image] =>[orig_patent_app_number] => 11652227 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/652227
Diaryl piperidines as CB1 modulators Jan 10, 2007 Abandoned
Array ( [id] => 4928107 [patent_doc_number] => 20080167470 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-10 [patent_title] => 'Process of enantiomeric resolution of D,L-(+_)-threo-methylphenidate' [patent_app_type] => utility [patent_app_number] => 11/650278 [patent_app_country] => US [patent_app_date] => 2007-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4396 [patent_no_of_claims] => 26 [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/A1/0167/20080167470.pdf [firstpage_image] =>[orig_patent_app_number] => 11650278 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/650278
Process of enantiomeric resolution of D,L-(±)-threo-methylphenidate Jan 4, 2007 Issued
Array ( [id] => 5070249 [patent_doc_number] => 20070191351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-16 [patent_title] => 'SALTS OF POTASSIUM ATP CHANNEL OPENERS AND USES THEREOF' [patent_app_type] => utility [patent_app_number] => 11/614044 [patent_app_country] => US [patent_app_date] => 2006-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 51 [patent_figures_cnt] => 51 [patent_no_of_words] => 60833 [patent_no_of_claims] => 35 [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/A1/0191/20070191351.pdf [firstpage_image] =>[orig_patent_app_number] => 11614044 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/614044
Salts of potassium ATP channel openers and uses thereof Dec 19, 2006 Issued
Array ( [id] => 5063674 [patent_doc_number] => 20070225314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'Novel forms of tiotropium bromide and processes for preparation thereof' [patent_app_type] => utility [patent_app_number] => 11/643001 [patent_app_country] => US [patent_app_date] => 2006-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 26 [patent_no_of_words] => 12259 [patent_no_of_claims] => 148 [patent_no_of_ind_claims] => 41 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0225/20070225314.pdf [firstpage_image] =>[orig_patent_app_number] => 11643001 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/643001
Forms of tiotropium bromide and processes for preparation thereof Dec 18, 2006 Issued
Array ( [id] => 5070329 [patent_doc_number] => 20070191431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-16 [patent_title] => '2-Amino-5-piperidinylimidazolone compounds and use thereof for beta-secretase modulation' [patent_app_type] => utility [patent_app_number] => 11/640751 [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] => 12427 [patent_no_of_claims] => 20 [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/A1/0191/20070191431.pdf [firstpage_image] =>[orig_patent_app_number] => 11640751 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/640751
2-Amino-5-piperidinylimidazolone compounds and use thereof for beta-secretase modulation Dec 17, 2006 Abandoned
Array ( [id] => 4950145 [patent_doc_number] => 20080306271 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-11 [patent_title] => 'Novel Process for Production of Highly Pure Polymorph (I) Donepezil Hydrochloride' [patent_app_type] => utility [patent_app_number] => 12/094304 [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] => 3903 [patent_no_of_claims] => 6 [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/A1/0306/20080306271.pdf [firstpage_image] =>[orig_patent_app_number] => 12094304 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/094304
Novel Process for Production of Highly Pure Polymorph (I) Donepezil Hydrochloride Dec 17, 2006 Abandoned
Array ( [id] => 5120674 [patent_doc_number] => 20070142389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-06-21 [patent_title] => 'PIPERIDINE DERIVATIVES' [patent_app_type] => utility [patent_app_number] => 11/610696 [patent_app_country] => US [patent_app_date] => 2006-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21463 [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] => publications/A1/0142/20070142389.pdf [firstpage_image] =>[orig_patent_app_number] => 11610696 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/610696
PIPERIDINE DERIVATIVES Dec 13, 2006 Abandoned
Array ( [id] => 5096238 [patent_doc_number] => 20070117847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-05-24 [patent_title] => 'N-(3-(4-Substituted-1-piperiding1)-1-phenylpropyl) substituted sulfonamides as NK-3 receptor antagonists' [patent_app_type] => utility [patent_app_number] => 11/635942 [patent_app_country] => US [patent_app_date] => 2006-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25841 [patent_no_of_claims] => 10 [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/A1/0117/20070117847.pdf [firstpage_image] =>[orig_patent_app_number] => 11635942 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/635942
N-(3-(4-Substituted-1-piperiding1)-1-phenylpropyl) substituted sulfonamides as NK-3 receptor antagonists Dec 7, 2006 Abandoned
Array ( [id] => 5220323 [patent_doc_number] => 20070161634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-12 [patent_title] => 'Compounds as CCR5 antagonists' [patent_app_type] => utility [patent_app_number] => 11/634808 [patent_app_country] => US [patent_app_date] => 2006-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13408 [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] => publications/A1/0161/20070161634.pdf [firstpage_image] =>[orig_patent_app_number] => 11634808 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/634808
Compounds as CCR5 antagonists Dec 5, 2006 Abandoned
Array ( [id] => 5231456 [patent_doc_number] => 20070293564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-12-20 [patent_title] => 'Dimeric compounds and their use as anti-viral agents' [patent_app_type] => utility [patent_app_number] => 11/607872 [patent_app_country] => US [patent_app_date] => 2006-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9810 [patent_no_of_claims] => 9 [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/A1/0293/20070293564.pdf [firstpage_image] =>[orig_patent_app_number] => 11607872 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/607872
Dimeric compounds and their use as anti-viral agents Dec 3, 2006 Abandoned
Array ( [id] => 4792795 [patent_doc_number] => 20080293769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-27 [patent_title] => 'Polymorphs of a C-Met/Hgfr Inhibitor' [patent_app_type] => utility [patent_app_number] => 12/095116 [patent_app_country] => US [patent_app_date] => 2006-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5644 [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/A1/0293/20080293769.pdf [firstpage_image] =>[orig_patent_app_number] => 12095116 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/095116
Polymorphs of a c-MET/HGFR inhibitor Nov 22, 2006 Issued
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