Search

Christopher A. Bartels

Examiner (ID: 10019, Phone: (571)270-3182 , Office: P/2184 )

Most Active Art Unit
2184
Art Unit(s)
2184
Total Applications
597
Issued Applications
361
Pending Applications
62
Abandoned Applications
186

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1418923 [patent_doc_number] => 06512141 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-01-28 [patent_title] => 'Process for preparing metal oxide catalyst for acrylic acid production' [patent_app_type] => B2 [patent_app_number] => 09/984526 [patent_app_country] => US [patent_app_date] => 2001-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3607 [patent_no_of_claims] => 2 [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/06/512/06512141.pdf [firstpage_image] =>[orig_patent_app_number] => 09984526 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/984526
Process for preparing metal oxide catalyst for acrylic acid production Oct 29, 2001 Issued
Array ( [id] => 6097592 [patent_doc_number] => 20020052529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-02 [patent_title] => 'Catalysts for methacrylic acid production and process for producing methacrylic acid' [patent_app_type] => new [patent_app_number] => 09/983085 [patent_app_country] => US [patent_app_date] => 2001-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5696 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0052/20020052529.pdf [firstpage_image] =>[orig_patent_app_number] => 09983085 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/983085
Catalysts for methacrylic acid production and process for producing methacrylic acid Oct 22, 2001 Issued
Array ( [id] => 6541794 [patent_doc_number] => 20020193631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-19 [patent_title] => 'METHOD FOR PREPARING AROMATIC CARBOXYLIC ACIDS FROM ALKYLAROMATICS BY LIQUIE-PHASE OXIDATION' [patent_app_type] => new [patent_app_number] => 09/964750 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3478 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0193/20020193631.pdf [firstpage_image] =>[orig_patent_app_number] => 09964750 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/964750
Method for preparing aromatic carboxylic acids from alkylaromatics by liquid-phase oxidation Sep 27, 2001 Issued
Array ( [id] => 7636234 [patent_doc_number] => 06380426 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Process for the preparation of a carboxylic acid' [patent_app_type] => B1 [patent_app_number] => 09/962601 [patent_app_country] => US [patent_app_date] => 2001-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2508 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/380/06380426.pdf [firstpage_image] =>[orig_patent_app_number] => 09962601 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/962601
Process for the preparation of a carboxylic acid Sep 25, 2001 Issued
Array ( [id] => 6601287 [patent_doc_number] => 20020042538 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-11 [patent_title] => 'Production process for hydroxyalkyl ester' [patent_app_type] => new [patent_app_number] => 09/954559 [patent_app_country] => US [patent_app_date] => 2001-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4691 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20020042538.pdf [firstpage_image] =>[orig_patent_app_number] => 09954559 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/954559
Production process for hydroxyalkyl ester Sep 16, 2001 Issued
Array ( [id] => 1515659 [patent_doc_number] => 06420595 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-16 [patent_title] => 'Process control for vinyl acetate manufacture' [patent_app_type] => B1 [patent_app_number] => 09/950903 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 18 [patent_no_of_words] => 20187 [patent_no_of_claims] => 22 [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/06/420/06420595.pdf [firstpage_image] =>[orig_patent_app_number] => 09950903 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950903
Process control for vinyl acetate manufacture Sep 9, 2001 Issued
Array ( [id] => 1496310 [patent_doc_number] => 06403829 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Method for the catalytic gas phase oxidation of acrolein into acrylic acid' [patent_app_type] => B1 [patent_app_number] => 09/936177 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7139 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/403/06403829.pdf [firstpage_image] =>[orig_patent_app_number] => 09936177 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/936177
Method for the catalytic gas phase oxidation of acrolein into acrylic acid Sep 9, 2001 Issued
Array ( [id] => 7639980 [patent_doc_number] => 06395936 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-28 [patent_title] => 'Method for the catalytic gas phase oxidation of propene into acrolein' [patent_app_type] => B1 [patent_app_number] => 09/936138 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8120 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/395/06395936.pdf [firstpage_image] =>[orig_patent_app_number] => 09936138 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/936138
Method for the catalytic gas phase oxidation of propene into acrolein Sep 9, 2001 Issued
Array ( [id] => 1570867 [patent_doc_number] => 06498272 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-24 [patent_title] => 'Method for producing acrylic acid' [patent_app_type] => B1 [patent_app_number] => 09/914533 [patent_app_country] => US [patent_app_date] => 2001-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7854 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/498/06498272.pdf [firstpage_image] =>[orig_patent_app_number] => 09914533 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/914533
Method for producing acrylic acid Aug 29, 2001 Issued
Array ( [id] => 1440684 [patent_doc_number] => 06495714 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-17 [patent_title] => 'Method for producing alkanesulfonic acids' [patent_app_type] => B1 [patent_app_number] => 09/890767 [patent_app_country] => US [patent_app_date] => 2001-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2642 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/495/06495714.pdf [firstpage_image] =>[orig_patent_app_number] => 09890767 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/890767
Method for producing alkanesulfonic acids Aug 2, 2001 Issued
Array ( [id] => 1575901 [patent_doc_number] => 06469203 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-22 [patent_title] => 'Method for depolymerizing polymethylmethacrylate' [patent_app_type] => B1 [patent_app_number] => 09/787088 [patent_app_country] => US [patent_app_date] => 2001-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3387 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/469/06469203.pdf [firstpage_image] =>[orig_patent_app_number] => 09787088 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/787088
Method for depolymerizing polymethylmethacrylate Jun 20, 2001 Issued
Array ( [id] => 6629305 [patent_doc_number] => 20020016502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-07 [patent_title] => 'Method for recovering amino acids' [patent_app_type] => new [patent_app_number] => 09/883218 [patent_app_country] => US [patent_app_date] => 2001-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10828 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20020016502.pdf [firstpage_image] =>[orig_patent_app_number] => 09883218 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/883218
Method for recovering amino acids Jun 18, 2001 Issued
Array ( [id] => 7643707 [patent_doc_number] => 06429333 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-06 [patent_title] => 'Method for preparing formic acid' [patent_app_type] => B1 [patent_app_number] => 09/868514 [patent_app_country] => US [patent_app_date] => 2001-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3499 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/429/06429333.pdf [firstpage_image] =>[orig_patent_app_number] => 09868514 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/868514
Method for preparing formic acid Jun 18, 2001 Issued
Array ( [id] => 1439164 [patent_doc_number] => 06495045 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-12-17 [patent_title] => 'Solid substance removing device' [patent_app_type] => B2 [patent_app_number] => 09/880395 [patent_app_country] => US [patent_app_date] => 2001-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 10532 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/495/06495045.pdf [firstpage_image] =>[orig_patent_app_number] => 09880395 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/880395
Solid substance removing device Jun 12, 2001 Issued
Array ( [id] => 6629190 [patent_doc_number] => 20020016495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-07 [patent_title] => 'Process for the production of vinyl acetate' [patent_app_type] => new [patent_app_number] => 09/877250 [patent_app_country] => US [patent_app_date] => 2001-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3255 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20020016495.pdf [firstpage_image] =>[orig_patent_app_number] => 09877250 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/877250
Process for the production of vinyl acetate Jun 10, 2001 Issued
09/857369 METHOD FOR PRODUCING 3-ALKENE ACID ESTERS AND CATALYST FOR IMPLEMENTING SAID METHOD Jun 4, 2001 Abandoned
Array ( [id] => 1524545 [patent_doc_number] => 06353133 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-05 [patent_title] => 'Methanol plant retrofit' [patent_app_type] => B1 [patent_app_number] => 09/851915 [patent_app_country] => US [patent_app_date] => 2001-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8080 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/353/06353133.pdf [firstpage_image] =>[orig_patent_app_number] => 09851915 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/851915
Methanol plant retrofit May 8, 2001 Issued
Array ( [id] => 1524538 [patent_doc_number] => 06353130 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-05 [patent_title] => 'Method for continuous production of (meth)acrylic alkyl esters' [patent_app_type] => B1 [patent_app_number] => 09/830565 [patent_app_country] => US [patent_app_date] => 2001-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10580 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 406 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/353/06353130.pdf [firstpage_image] =>[orig_patent_app_number] => 09830565 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/830565
Method for continuous production of (meth)acrylic alkyl esters May 6, 2001 Issued
Array ( [id] => 1527684 [patent_doc_number] => 06479159 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-12 [patent_title] => 'Polymeric membranes functionalized with EGTA ligands' [patent_app_type] => B1 [patent_app_number] => 09/838660 [patent_app_country] => US [patent_app_date] => 2001-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3235 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/479/06479159.pdf [firstpage_image] =>[orig_patent_app_number] => 09838660 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/838660
Polymeric membranes functionalized with EGTA ligands Apr 18, 2001 Issued
Array ( [id] => 1534039 [patent_doc_number] => 06410784 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-25 [patent_title] => 'Recovery of metal components of a catalyst in a process for production of trimellitic acid' [patent_app_type] => B1 [patent_app_number] => 09/835670 [patent_app_country] => US [patent_app_date] => 2001-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1586 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/410/06410784.pdf [firstpage_image] =>[orig_patent_app_number] => 09835670 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/835670
Recovery of metal components of a catalyst in a process for production of trimellitic acid Apr 15, 2001 Issued
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