Search

Vivian Chen

Examiner (ID: 9974)

Most Active Art Unit
1773
Art Unit(s)
1316, 1754, 1711, 1773, 1787, 1794, 1509
Total Applications
2200
Issued Applications
1384
Pending Applications
171
Abandoned Applications
602

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3950850 [patent_doc_number] => 05977396 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Method for recovering acrylonitrile contained in a gas' [patent_app_type] => 1 [patent_app_number] => 9/185573 [patent_app_country] => US [patent_app_date] => 1998-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2949 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/977/05977396.pdf [firstpage_image] =>[orig_patent_app_number] => 185573 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/185573
Method for recovering acrylonitrile contained in a gas Nov 3, 1998 Issued
Array ( [id] => 4066358 [patent_doc_number] => 06008245 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Sulfonamide-substituted benzopyran derivatives, processes for their preparation, their use as a medicament, and pharmaceutical preparations comprising them' [patent_app_type] => 1 [patent_app_number] => 9/184110 [patent_app_country] => US [patent_app_date] => 1998-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14155 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 820 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/008/06008245.pdf [firstpage_image] =>[orig_patent_app_number] => 184110 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/184110
Sulfonamide-substituted benzopyran derivatives, processes for their preparation, their use as a medicament, and pharmaceutical preparations comprising them Nov 1, 1998 Issued
Array ( [id] => 3927104 [patent_doc_number] => 05945565 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Process for the manufacture of acetonylbenzamides' [patent_app_type] => 1 [patent_app_number] => 9/177149 [patent_app_country] => US [patent_app_date] => 1998-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6184 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/945/05945565.pdf [firstpage_image] =>[orig_patent_app_number] => 177149 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/177149
Process for the manufacture of acetonylbenzamides Oct 21, 1998 Issued
Array ( [id] => 4053038 [patent_doc_number] => 05969200 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Process for the manufacture of acetonylbenzamides' [patent_app_type] => 1 [patent_app_number] => 9/176821 [patent_app_country] => US [patent_app_date] => 1998-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6174 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/969/05969200.pdf [firstpage_image] =>[orig_patent_app_number] => 176821 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/176821
Process for the manufacture of acetonylbenzamides Oct 21, 1998 Issued
Array ( [id] => 4222664 [patent_doc_number] => 06040471 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Method for preparing certain acetonitriles' [patent_app_type] => 1 [patent_app_number] => 9/173268 [patent_app_country] => US [patent_app_date] => 1998-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1989 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/040/06040471.pdf [firstpage_image] =>[orig_patent_app_number] => 173268 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/173268
Method for preparing certain acetonitriles Oct 14, 1998 Issued
Array ( [id] => 7094146 [patent_doc_number] => 20010034461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-25 [patent_title] => 'BRANCHED SURFACTANT MANUFACTURE' [patent_app_type] => new [patent_app_number] => 09/170694 [patent_app_country] => US [patent_app_date] => 1998-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2792 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0034/20010034461.pdf [firstpage_image] =>[orig_patent_app_number] => 09170694 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/170694
Branched surfactant manufacture Oct 12, 1998 Issued
09/155945 METHOD OF PRODUCING AMINES AND AMINONITRILES Oct 7, 1998 Abandoned
Array ( [id] => 4241919 [patent_doc_number] => 06080883 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-27 [patent_title] => 'Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine' [patent_app_type] => 1 [patent_app_number] => 9/155900 [patent_app_country] => US [patent_app_date] => 1998-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3429 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/080/06080883.pdf [firstpage_image] =>[orig_patent_app_number] => 155900 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/155900
Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine Oct 7, 1998 Issued
Array ( [id] => 4156169 [patent_doc_number] => 06114277 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-05 [patent_title] => 'Process for preparing cyano group-containing aromatic methylamines' [patent_app_type] => 1 [patent_app_number] => 9/155450 [patent_app_country] => US [patent_app_date] => 1998-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6208 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/114/06114277.pdf [firstpage_image] =>[orig_patent_app_number] => 155450 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/155450
Process for preparing cyano group-containing aromatic methylamines Sep 29, 1998 Issued
Array ( [id] => 4241790 [patent_doc_number] => 06080874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-27 [patent_title] => 'Synthesis and isolation of N-(aryl or heteroaryl)-alkyl-N-hydroxyurea' [patent_app_type] => 1 [patent_app_number] => 9/161126 [patent_app_country] => US [patent_app_date] => 1998-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2990 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/080/06080874.pdf [firstpage_image] =>[orig_patent_app_number] => 161126 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/161126
Synthesis and isolation of N-(aryl or heteroaryl)-alkyl-N-hydroxyurea Sep 24, 1998 Issued
Array ( [id] => 4160586 [patent_doc_number] => 06156922 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Method for the synthesis of an aromatic derivative ortho-disubstituted by a halogen atom other than fluorine and by a cyano group' [patent_app_type] => 1 [patent_app_number] => 9/101034 [patent_app_country] => US [patent_app_date] => 1998-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5201 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/156/06156922.pdf [firstpage_image] =>[orig_patent_app_number] => 101034 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/101034
Method for the synthesis of an aromatic derivative ortho-disubstituted by a halogen atom other than fluorine and by a cyano group Sep 14, 1998 Issued
Array ( [id] => 4136816 [patent_doc_number] => 06121462 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Substitutions on azetidines by acylative dealylation with lewis acid catalysis' [patent_app_type] => 1 [patent_app_number] => 9/152716 [patent_app_country] => US [patent_app_date] => 1998-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1663 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/121/06121462.pdf [firstpage_image] =>[orig_patent_app_number] => 152716 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/152716
Substitutions on azetidines by acylative dealylation with lewis acid catalysis Sep 13, 1998 Issued
Array ( [id] => 4241808 [patent_doc_number] => 06090969 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Process for the preparation of an asymmetric compound using a metal complex' [patent_app_type] => 1 [patent_app_number] => 9/149735 [patent_app_country] => US [patent_app_date] => 1998-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13355 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/090/06090969.pdf [firstpage_image] =>[orig_patent_app_number] => 149735 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/149735
Process for the preparation of an asymmetric compound using a metal complex Sep 7, 1998 Issued
Array ( [id] => 4177412 [patent_doc_number] => 06084119 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Process for producing unsaturated nitrile' [patent_app_type] => 1 [patent_app_number] => 9/142605 [patent_app_country] => US [patent_app_date] => 1998-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6804 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/084/06084119.pdf [firstpage_image] =>[orig_patent_app_number] => 142605 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/142605
Process for producing unsaturated nitrile Sep 7, 1998 Issued
09/144478 PREPARATION OF ALIPHATIC, UNSATURATED NITRILES Aug 30, 1998 Issued
Array ( [id] => 3905472 [patent_doc_number] => 05897955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'Materials and methods for the immobilization of bioactive species onto polymeric substrates' [patent_app_type] => 1 [patent_app_number] => 9/138197 [patent_app_country] => US [patent_app_date] => 1998-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 16455 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/897/05897955.pdf [firstpage_image] =>[orig_patent_app_number] => 138197 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/138197
Materials and methods for the immobilization of bioactive species onto polymeric substrates Aug 20, 1998 Issued
Array ( [id] => 4020238 [patent_doc_number] => 05907052 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-25 [patent_title] => 'Process for producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation' [patent_app_type] => 1 [patent_app_number] => 9/132224 [patent_app_country] => US [patent_app_date] => 1998-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10405 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/907/05907052.pdf [firstpage_image] =>[orig_patent_app_number] => 132224 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/132224
Process for producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation Aug 10, 1998 Issued
Array ( [id] => 4137075 [patent_doc_number] => 06121480 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Method for producing unsymmetrically substituted biphenyls' [patent_app_type] => 1 [patent_app_number] => 9/117958 [patent_app_country] => US [patent_app_date] => 1998-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4451 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/121/06121480.pdf [firstpage_image] =>[orig_patent_app_number] => 117958 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/117958
Method for producing unsymmetrically substituted biphenyls Aug 6, 1998 Issued
Array ( [id] => 4077951 [patent_doc_number] => 05965764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'Process for producing a nitrile' [patent_app_type] => 1 [patent_app_number] => 9/128939 [patent_app_country] => US [patent_app_date] => 1998-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4577 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/965/05965764.pdf [firstpage_image] =>[orig_patent_app_number] => 128939 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/128939
Process for producing a nitrile Aug 4, 1998 Issued
Array ( [id] => 4172705 [patent_doc_number] => 06036880 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Niobium-containing aqueous solution for use in producing niobium-containing oxide-catalyst' [patent_app_type] => 1 [patent_app_number] => 9/129412 [patent_app_country] => US [patent_app_date] => 1998-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23634 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/036/06036880.pdf [firstpage_image] =>[orig_patent_app_number] => 129412 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/129412
Niobium-containing aqueous solution for use in producing niobium-containing oxide-catalyst Aug 4, 1998 Issued
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