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
08/197853 CHARGE TRANSPORTING MATERIALS AND ELECTROPHOTOGRAPHIC PHOTOCONDUCTORS USING THE SAME Feb 16, 1994 Abandoned
Array ( [id] => 3428519 [patent_doc_number] => 05403868 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Capsaicin derivatives' [patent_app_type] => 1 [patent_app_number] => 8/195432 [patent_app_country] => US [patent_app_date] => 1994-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4941 [patent_no_of_claims] => 6 [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] => patents/05/403/05403868.pdf [firstpage_image] =>[orig_patent_app_number] => 195432 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/195432
Capsaicin derivatives Feb 13, 1994 Issued
Array ( [id] => 3115669 [patent_doc_number] => 05395972 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Process for producing amines' [patent_app_type] => 1 [patent_app_number] => 8/194329 [patent_app_country] => US [patent_app_date] => 1994-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2758 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/395/05395972.pdf [firstpage_image] =>[orig_patent_app_number] => 194329 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/194329
Process for producing amines Feb 7, 1994 Issued
Array ( [id] => 3115701 [patent_doc_number] => 05395974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Lewis acid catalyzed ammonolysis of nylon' [patent_app_type] => 1 [patent_app_number] => 8/184335 [patent_app_country] => US [patent_app_date] => 1994-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2951 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/395/05395974.pdf [firstpage_image] =>[orig_patent_app_number] => 184335 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/184335
Lewis acid catalyzed ammonolysis of nylon Jan 20, 1994 Issued
08/169933 ATTRITION RESISTANT ZEOLITE CATALYSTS FOR PRODUCTION OF METHYLAMINES IN FLUIDIZED BED REACTORS Jan 10, 1994 Abandoned
Array ( [id] => 3489539 [patent_doc_number] => 05426231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-20 [patent_title] => 'Process for producing aminopropanols' [patent_app_type] => 1 [patent_app_number] => 8/177499 [patent_app_country] => US [patent_app_date] => 1994-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1435 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/426/05426231.pdf [firstpage_image] =>[orig_patent_app_number] => 177499 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/177499
Process for producing aminopropanols Jan 4, 1994 Issued
08/171539 REDUCTIVE AMINATION PROCESSES FOR THE SELECTIVE PRODUCTION OF AMINOETHYLETHANOLAMINE Dec 21, 1993 Abandoned
Array ( [id] => 3582370 [patent_doc_number] => 05491263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-13 [patent_title] => 'Aminoethylation process for production of substituted ethylene diamines' [patent_app_type] => 1 [patent_app_number] => 8/171039 [patent_app_country] => US [patent_app_date] => 1993-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3855 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/491/05491263.pdf [firstpage_image] =>[orig_patent_app_number] => 171039 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/171039
Aminoethylation process for production of substituted ethylene diamines Dec 20, 1993 Issued
08/168237 NOVEL PYRAZOLE DERIVATIVES, METHOD OF PREPARING THEM AND PHARMACEUTICAL COMPOSITIONS IN WHICH THEY ARE PRESENT Dec 16, 1993 Abandoned
Array ( [id] => 3112522 [patent_doc_number] => 05414120 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-09 [patent_title] => 'Polyether-substituted imide compounds and their use' [patent_app_type] => 1 [patent_app_number] => 8/150722 [patent_app_country] => US [patent_app_date] => 1993-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3034 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/414/05414120.pdf [firstpage_image] =>[orig_patent_app_number] => 150722 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/150722
Polyether-substituted imide compounds and their use Nov 11, 1993 Issued
08/150364 PREPARATION OF DIAMINES Nov 8, 1993 Abandoned
Array ( [id] => 3453235 [patent_doc_number] => 05386058 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Method of producing polymethine dyes' [patent_app_type] => 1 [patent_app_number] => 8/145789 [patent_app_country] => US [patent_app_date] => 1993-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4895 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/386/05386058.pdf [firstpage_image] =>[orig_patent_app_number] => 145789 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/145789
Method of producing polymethine dyes Oct 28, 1993 Issued
Array ( [id] => 3114183 [patent_doc_number] => 05409908 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-25 [patent_title] => 'Complexing urushiols' [patent_app_type] => 1 [patent_app_number] => 8/138215 [patent_app_country] => US [patent_app_date] => 1993-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1896 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/409/05409908.pdf [firstpage_image] =>[orig_patent_app_number] => 138215 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/138215
Complexing urushiols Oct 19, 1993 Issued
08/137346 SYNTHESIS OF SPHINGOSINES Oct 17, 1993 Abandoned
Array ( [id] => 3428672 [patent_doc_number] => 05462966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-31 [patent_title] => 'Methods for the prevention and control of cellular damage resulting from coronary artery occlusion-reperfusion' [patent_app_type] => 1 [patent_app_number] => 8/138128 [patent_app_country] => US [patent_app_date] => 1993-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3526 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/462/05462966.pdf [firstpage_image] =>[orig_patent_app_number] => 138128 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/138128
Methods for the prevention and control of cellular damage resulting from coronary artery occlusion-reperfusion Oct 14, 1993 Issued
Array ( [id] => 3448655 [patent_doc_number] => 05424280 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-13 [patent_title] => 'Aryloxybenzene herbicidal agents' [patent_app_type] => 1 [patent_app_number] => 8/133698 [patent_app_country] => US [patent_app_date] => 1993-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13353 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/424/05424280.pdf [firstpage_image] =>[orig_patent_app_number] => 133698 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/133698
Aryloxybenzene herbicidal agents Oct 6, 1993 Issued
Array ( [id] => 3461758 [patent_doc_number] => 05382696 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-17 [patent_title] => 'Method for preparing methylamines' [patent_app_type] => 1 [patent_app_number] => 8/132186 [patent_app_country] => US [patent_app_date] => 1993-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8696 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/382/05382696.pdf [firstpage_image] =>[orig_patent_app_number] => 132186 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/132186
Method for preparing methylamines Oct 5, 1993 Issued
08/123486 MIXED END-CAPPED ESTER OLIGOMERS SUITABLE AS SOIL RELEASE AGENTS IN DETERGENT COMPOSITIONS Sep 16, 1993 Abandoned
08/123618 DETERGENT COMPOSITIONS COMPRISING SOIL RELEASE AGENTS Sep 16, 1993 Abandoned
Array ( [id] => 3591167 [patent_doc_number] => 05516943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Process for preparing cyclic CIS-1-amino-2-alkanols' [patent_app_type] => 1 [patent_app_number] => 8/121340 [patent_app_country] => US [patent_app_date] => 1993-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4987 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/516/05516943.pdf [firstpage_image] =>[orig_patent_app_number] => 121340 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/121340
Process for preparing cyclic CIS-1-amino-2-alkanols Sep 13, 1993 Issued
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