Search

Walter Dean Griffin

Supervisory Patent Examiner (ID: 12156, Phone: (571)272-1447 , Office: P/1774 )

Most Active Art Unit
1764
Art Unit(s)
1797, 1754, 1109, 1106, 1764, 1774
Total Applications
1405
Issued Applications
856
Pending Applications
234
Abandoned Applications
315

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1284940 [patent_doc_number] => 06635168 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-10-21 [patent_title] => 'Gasoline sulfur reduction catalyst for fluid catalytic cracking process' [patent_app_type] => B2 [patent_app_number] => 09/833601 [patent_app_country] => US [patent_app_date] => 2001-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7365 [patent_no_of_claims] => 29 [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/06/635/06635168.pdf [firstpage_image] =>[orig_patent_app_number] => 09833601 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/833601
Gasoline sulfur reduction catalyst for fluid catalytic cracking process Apr 12, 2001 Issued
Array ( [id] => 5815614 [patent_doc_number] => 20020040174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-04 [patent_title] => 'Polymerisation inhibitor' [patent_app_type] => new [patent_app_number] => 09/834328 [patent_app_country] => US [patent_app_date] => 2001-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3166 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20020040174.pdf [firstpage_image] =>[orig_patent_app_number] => 09834328 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/834328
Polymerization inhibitor Apr 12, 2001 Issued
Array ( [id] => 6178997 [patent_doc_number] => 20020156332 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-24 [patent_title] => 'Method and system of converting waste plastics into hydrocarbon oil' [patent_app_type] => new [patent_app_number] => 09/807186 [patent_app_country] => US [patent_app_date] => 2001-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3580 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0156/20020156332.pdf [firstpage_image] =>[orig_patent_app_number] => 09807186 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/807186
Method and system of converting waste plastics into hydrocarbon oil Apr 9, 2001 Issued
Array ( [id] => 6153166 [patent_doc_number] => 20020144930 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-10 [patent_title] => 'Method for upgrading fischer-tropsch wax using split-feed hydrocracking/hydrotreating' [patent_app_type] => new [patent_app_number] => 09/826534 [patent_app_country] => US [patent_app_date] => 2001-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6199 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0144/20020144930.pdf [firstpage_image] =>[orig_patent_app_number] => 09826534 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/826534
Liquid or two-phase quenching fluid for multi-bed hydroprocessing reactor Apr 3, 2001 Issued
Array ( [id] => 1264892 [patent_doc_number] => 06656342 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-02 [patent_title] => 'Graded catalyst bed for split-feed hydrocracking/hydrotreating' [patent_app_type] => B2 [patent_app_number] => 09/826476 [patent_app_country] => US [patent_app_date] => 2001-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8406 [patent_no_of_claims] => 23 [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/06/656/06656342.pdf [firstpage_image] =>[orig_patent_app_number] => 09826476 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/826476
Graded catalyst bed for split-feed hydrocracking/hydrotreating Apr 3, 2001 Issued
Array ( [id] => 7063147 [patent_doc_number] => 20010042703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Fluid atomization process' [patent_app_type] => new [patent_app_number] => 09/824333 [patent_app_country] => US [patent_app_date] => 2001-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9413 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042703.pdf [firstpage_image] =>[orig_patent_app_number] => 09824333 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/824333
Fluid atomization process Apr 1, 2001 Issued
Array ( [id] => 7012277 [patent_doc_number] => 20010050244 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Process of desulphurizing gasoline comprising desulphurization of the heavy and intermediate fractions resulting from fractionation into at least three cuts' [patent_app_type] => new [patent_app_number] => 09/819949 [patent_app_country] => US [patent_app_date] => 2001-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11566 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0050/20010050244.pdf [firstpage_image] =>[orig_patent_app_number] => 09819949 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/819949
Process of desulphurizing gasoline comprising desulphurization of the heavy and intermediate fractions resulting from fractionation into at least three cuts Mar 28, 2001 Issued
Array ( [id] => 1195550 [patent_doc_number] => 06726834 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-27 [patent_title] => 'Process for catalytic cracking of a hydrocarbon feed with a MFI aluminisilcate composition' [patent_app_type] => B2 [patent_app_number] => 09/819876 [patent_app_country] => US [patent_app_date] => 2001-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 13878 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/726/06726834.pdf [firstpage_image] =>[orig_patent_app_number] => 09819876 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/819876
Process for catalytic cracking of a hydrocarbon feed with a MFI aluminisilcate composition Mar 27, 2001 Issued
Array ( [id] => 5782265 [patent_doc_number] => 20020157991 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-31 [patent_title] => 'Disaggregation of asphaltenes in incompatible petroleum oil mixtures' [patent_app_type] => new [patent_app_number] => 09/818435 [patent_app_country] => US [patent_app_date] => 2001-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4102 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0157/20020157991.pdf [firstpage_image] =>[orig_patent_app_number] => 09818435 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/818435
Disaggregation of asphaltenes in incompatible petroleum oil mixtures Mar 26, 2001 Abandoned
Array ( [id] => 1328605 [patent_doc_number] => 06596157 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-22 [patent_title] => 'Staged hydrotreating method for naphtha desulfurization' [patent_app_type] => B2 [patent_app_number] => 09/815686 [patent_app_country] => US [patent_app_date] => 2001-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4688 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/596/06596157.pdf [firstpage_image] =>[orig_patent_app_number] => 09815686 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/815686
Staged hydrotreating method for naphtha desulfurization Mar 22, 2001 Issued
Array ( [id] => 6701038 [patent_doc_number] => 20030223918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-04 [patent_title] => 'FCC process and apparatus with automatic catalyst recycle control' [patent_app_type] => new [patent_app_number] => 09/816510 [patent_app_country] => US [patent_app_date] => 2001-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4207 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0223/20030223918.pdf [firstpage_image] =>[orig_patent_app_number] => 09816510 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/816510
FCC process and apparatus with automatic catalyst recycle control Mar 22, 2001 Issued
Array ( [id] => 1476372 [patent_doc_number] => 06451198 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-09-17 [patent_title] => 'Process for transforming a gas oil cut to produce a dearomatized and desulphurized fuel with a high cetane number' [patent_app_type] => B2 [patent_app_number] => 09/813946 [patent_app_country] => US [patent_app_date] => 2001-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3869 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/451/06451198.pdf [firstpage_image] =>[orig_patent_app_number] => 09813946 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/813946
Process for transforming a gas oil cut to produce a dearomatized and desulphurized fuel with a high cetane number Mar 21, 2001 Issued
Array ( [id] => 1409087 [patent_doc_number] => 06517705 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-02-11 [patent_title] => 'Hydrocracking process for lube base oil production' [patent_app_type] => B1 [patent_app_number] => 09/813557 [patent_app_country] => US [patent_app_date] => 2001-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4325 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/517/06517705.pdf [firstpage_image] =>[orig_patent_app_number] => 09813557 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/813557
Hydrocracking process for lube base oil production Mar 20, 2001 Issued
Array ( [id] => 6894307 [patent_doc_number] => 20010016673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-23 [patent_title] => 'Method of producing olefins and feedstocks for use in olefin production from crude oil having low pentane insolubles and high hydrogen content' [patent_app_type] => new [patent_app_number] => 09/810801 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1647 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20010016673.pdf [firstpage_image] =>[orig_patent_app_number] => 09810801 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/810801
Method of producing olefins and feedstocks for use in olefin production from crude oil having low pentane insolubles and high hydrogen content Mar 15, 2001 Abandoned
Array ( [id] => 7063142 [patent_doc_number] => 20010042701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Cycle oil conversion process' [patent_app_type] => new [patent_app_number] => 09/811166 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5973 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042701.pdf [firstpage_image] =>[orig_patent_app_number] => 09811166 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811166
Cycle oil conversion process Mar 15, 2001 Abandoned
Array ( [id] => 1355571 [patent_doc_number] => 06569316 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-05-27 [patent_title] => 'Cycle oil conversion process incorporating shape-selective zeolite catalysts' [patent_app_type] => B2 [patent_app_number] => 09/811170 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6418 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/569/06569316.pdf [firstpage_image] =>[orig_patent_app_number] => 09811170 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811170
Cycle oil conversion process incorporating shape-selective zeolite catalysts Mar 15, 2001 Issued
Array ( [id] => 7063141 [patent_doc_number] => 20010042700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Naphtha and cycle oil conversion process' [patent_app_type] => new [patent_app_number] => 09/811164 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6291 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042700.pdf [firstpage_image] =>[orig_patent_app_number] => 09811164 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811164
Naphtha and cycle oil conversion process Mar 15, 2001 Abandoned
Array ( [id] => 6567499 [patent_doc_number] => 20020014438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-07 [patent_title] => 'Recracking mixture of cycle oil and cat naphtha for maximizing light olefins yields' [patent_app_type] => new [patent_app_number] => 09/811165 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3688 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0014/20020014438.pdf [firstpage_image] =>[orig_patent_app_number] => 09811165 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811165
Recracking mixture of cycle oil and cat naphtha for maximizing light olefins yields Mar 15, 2001 Abandoned
Array ( [id] => 7063145 [patent_doc_number] => 20010042702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Cycle oil conversion process' [patent_app_type] => new [patent_app_number] => 09/811169 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6157 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042702.pdf [firstpage_image] =>[orig_patent_app_number] => 09811169 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811169
Cycle oil conversion process Mar 15, 2001 Abandoned
Array ( [id] => 6933227 [patent_doc_number] => 20010054571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-27 [patent_title] => 'Cycle oil conversion process' [patent_app_type] => new [patent_app_number] => 09/811168 [patent_app_country] => US [patent_app_date] => 2001-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5693 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20010054571.pdf [firstpage_image] =>[orig_patent_app_number] => 09811168 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811168
Cycle oil conversion process Mar 15, 2001 Issued
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