Search

Celia C Chang

Examiner (ID: 17719, Phone: (571)272-0679 , Office: P/1625 )

Most Active Art Unit
1625
Art Unit(s)
1625, 1202, 1612, 1203, 2899
Total Applications
3041
Issued Applications
1833
Pending Applications
177
Abandoned Applications
1031

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2907100 [patent_doc_number] => 05248827 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-28 [patent_title] => 'Process for producing an ethylenamine' [patent_app_type] => 1 [patent_app_number] => 7/761003 [patent_app_country] => US [patent_app_date] => 1991-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9447 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/248/05248827.pdf [firstpage_image] =>[orig_patent_app_number] => 761003 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/761003
Process for producing an ethylenamine Sep 16, 1991 Issued
Array ( [id] => 2936172 [patent_doc_number] => 05196589 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-23 [patent_title] => 'Stabilized acrylonitrile polymerizations' [patent_app_type] => 1 [patent_app_number] => 7/760335 [patent_app_country] => US [patent_app_date] => 1991-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2558 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/196/05196589.pdf [firstpage_image] =>[orig_patent_app_number] => 760335 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/760335
Stabilized acrylonitrile polymerizations Sep 15, 1991 Issued
Array ( [id] => 2894470 [patent_doc_number] => 05210302 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Cyclobutenedione derivative and process for preparing the same' [patent_app_type] => 1 [patent_app_number] => 7/759661 [patent_app_country] => US [patent_app_date] => 1991-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3614 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/210/05210302.pdf [firstpage_image] =>[orig_patent_app_number] => 759661 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/759661
Cyclobutenedione derivative and process for preparing the same Sep 12, 1991 Issued
07/752145 PROCESS FOR THE PRODUCTION OF DI-(4-AMINOCYCLOHEXYL)-METHANE CONTAINING 15 TO 25% BY WEIGHT OF THE TRANS-TRANS ISOMER Aug 28, 1991 Abandoned
07/742731 AMINES CATALYSIS USING GROUP VIB METAL-CONTAINING CONDENSATION CATALYSTS Aug 5, 1991 Abandoned
Array ( [id] => 2928870 [patent_doc_number] => 05232837 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-03 [patent_title] => 'Method of altering sphingolipid metabolism and detecting fumonisin ingestion and contamination' [patent_app_type] => 1 [patent_app_number] => 7/740426 [patent_app_country] => US [patent_app_date] => 1991-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 11735 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/232/05232837.pdf [firstpage_image] =>[orig_patent_app_number] => 740426 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/740426
Method of altering sphingolipid metabolism and detecting fumonisin ingestion and contamination Aug 4, 1991 Issued
07/739068 HIGHLY PURIFIED 1-AMINOPROPANEDIOL-2,3 AND A METHOD FOR THE THEREOF Jul 31, 1991 Abandoned
Array ( [id] => 2968282 [patent_doc_number] => 05202356 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-13 [patent_title] => 'Pesticidal cyclopropyl-2,4-dieneamides' [patent_app_type] => 1 [patent_app_number] => 7/729847 [patent_app_country] => US [patent_app_date] => 1991-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29910 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/202/05202356.pdf [firstpage_image] =>[orig_patent_app_number] => 729847 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/729847
Pesticidal cyclopropyl-2,4-dieneamides Jul 11, 1991 Issued
07/729515 POLYMERIZATION INHIBITORS FOR ACRYLIC ACIDS AND ESTERS Jul 11, 1991 Abandoned
Array ( [id] => 2870675 [patent_doc_number] => 05097073 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-17 [patent_title] => 'Production of aliphatic primary of secondary amine' [patent_app_type] => 1 [patent_app_number] => 7/713835 [patent_app_country] => US [patent_app_date] => 1991-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5153 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/097/05097073.pdf [firstpage_image] =>[orig_patent_app_number] => 713835 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/713835
Production of aliphatic primary of secondary amine Jun 11, 1991 Issued
Array ( [id] => 2852328 [patent_doc_number] => 05105015 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Synthesis of non-cyclic aliphatic polyamines' [patent_app_type] => 1 [patent_app_number] => 7/709944 [patent_app_country] => US [patent_app_date] => 1991-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2417 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/105/05105015.pdf [firstpage_image] =>[orig_patent_app_number] => 709944 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/709944
Synthesis of non-cyclic aliphatic polyamines Jun 3, 1991 Issued
07/710219 MOLYBDENUM-CATALYZED AMINATION OF OLEFINS Jun 3, 1991 Abandoned
Array ( [id] => 3008010 [patent_doc_number] => 05354781 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Benzene derivatives, their preparation and pharmaceutical compositions in which they are present' [patent_app_type] => 1 [patent_app_number] => 7/707229 [patent_app_country] => US [patent_app_date] => 1991-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4758 [patent_no_of_claims] => 6 [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] => patents/05/354/05354781.pdf [firstpage_image] =>[orig_patent_app_number] => 707229 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/707229
Benzene derivatives, their preparation and pharmaceutical compositions in which they are present May 23, 1991 Issued
07/690467 NEW BENZOCYCLOHEPTENE DERIVATIVES, PHARMACEUTICALS CONTAINING THESE COMPOUNDS, AND PROCESSES FOR THE PREPARATION THEREOF Apr 23, 1991 Abandoned
07/683928 CAPSAICIN DERIVATIVES Apr 10, 1991 Abandoned
Array ( [id] => 2805681 [patent_doc_number] => 05114975 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-19 [patent_title] => 'Anilinophenyl carbodiimides compositions containing them, and the use thereof in pest control' [patent_app_type] => 1 [patent_app_number] => 7/679890 [patent_app_country] => US [patent_app_date] => 1991-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15279 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/114/05114975.pdf [firstpage_image] =>[orig_patent_app_number] => 679890 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/679890
Anilinophenyl carbodiimides compositions containing them, and the use thereof in pest control Apr 2, 1991 Issued
Array ( [id] => 2861440 [patent_doc_number] => 05166434 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-24 [patent_title] => 'Process for the preparation of aromatic-substituted unsaturated amides' [patent_app_type] => 1 [patent_app_number] => 7/677989 [patent_app_country] => US [patent_app_date] => 1991-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2004 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/166/05166434.pdf [firstpage_image] =>[orig_patent_app_number] => 677989 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/677989
Process for the preparation of aromatic-substituted unsaturated amides Mar 31, 1991 Issued
Array ( [id] => 2792487 [patent_doc_number] => 05136096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-04 [patent_title] => 'Multifunctional synthons as used in the preparation of cascade polymers or unimolecular micelles' [patent_app_type] => 1 [patent_app_number] => 7/681613 [patent_app_country] => US [patent_app_date] => 1991-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3167 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/136/05136096.pdf [firstpage_image] =>[orig_patent_app_number] => 681613 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/681613
Multifunctional synthons as used in the preparation of cascade polymers or unimolecular micelles Mar 25, 1991 Issued
07/673755 PREPARATION OF OPTICALLY ACTIVE NORBORNYL AMINE DERIVATIVES Mar 24, 1991 Abandoned
Array ( [id] => 2870657 [patent_doc_number] => 05097072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-17 [patent_title] => 'Preparation of polyamines' [patent_app_type] => 1 [patent_app_number] => 7/674860 [patent_app_country] => US [patent_app_date] => 1991-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4891 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/097/05097072.pdf [firstpage_image] =>[orig_patent_app_number] => 674860 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/674860
Preparation of polyamines Mar 20, 1991 Issued
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